---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1660 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 25G 131G 16% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 865 15555 3 15671 30755 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:57:37:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.186/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 81141sec preferred_lft 81141sec inet6 fe80::f816:3eff:fe57:3715/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:ab:bc:4e:1f:5b brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::f8ab:bcff:fe4e:1f5b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1660) 03/13/26 _x86_64_ (8 CPU) 10:34:57 LINUX RESTART (8 CPU) 10:40:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:23 28.50 0.63 11.23 16.64 18.95 3931.52 504947.79 11:00:23 10.53 0.12 9.59 0.82 4.01 981.34 59.25 11:10:11 375.12 0.71 368.31 6.10 43.44 23981.44 89471.50 11:20:07 263.86 0.21 253.33 10.32 14.18 38512.32 137765.26 11:30:11 48.07 0.24 45.31 2.52 5.68 2627.37 593.73 11:40:23 14.96 0.12 14.22 0.63 2.55 1386.17 4076.21 11:50:00 23.67 0.27 21.20 2.20 27.07 4064.07 14581.68 12:00:03 11.27 0.07 10.63 0.57 1.48 2644.47 4212.93 Average: 96.18 0.29 90.92 4.97 14.49 9701.04 94451.40 10:40:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:23 21147920 25194608 7112056 21.64 164360 4090804 7736920 22.82 859652 10360412 36 11:00:23 20040888 24357008 7944304 24.17 171564 4326260 12435596 36.67 933720 11374936 3228 11:10:11 14939668 24741364 7513716 22.86 388704 9080664 7055392 20.81 3071728 13725732 242252 11:20:07 3996976 22856092 9304036 28.31 594880 17381752 12031172 35.48 5768664 19447144 376 11:30:11 243696 18625864 13525848 41.16 586032 16900988 17798448 52.49 5788612 23150160 2036 11:40:23 718940 18243204 13857080 42.17 581076 16109908 18126068 53.45 5642576 22792616 17164 11:50:00 353724 17424884 14600776 44.43 581464 15746140 19181292 56.56 5603112 23216524 11284 12:00:03 357896 17088300 14968812 45.55 580944 15388028 19437044 57.32 5514216 23304328 11612 Average: 7724964 21066416 11103328 33.79 456128 12378068 14225242 41.95 4147785 18421482 35998 10:40:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:23 lo 2.15 2.15 1.04 1.04 0.00 0.00 0.00 0.00 10:50:23 ens3 168.82 117.64 289.63 384.73 0.00 0.00 0.00 0.00 10:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:23 lo 5.85 5.85 0.98 0.98 0.00 0.00 0.00 0.00 11:00:23 ens3 36.09 28.30 164.95 10.35 0.00 0.00 0.00 0.00 11:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:11 lo 0.76 0.76 0.14 0.14 0.00 0.00 0.00 0.00 11:10:11 ens3 192.33 144.00 1729.84 1262.12 0.00 0.00 0.00 0.00 11:10:11 docker0 10.28 21.77 0.63 492.31 0.00 0.00 0.00 0.00 11:20:07 lo 1.10 1.10 0.23 0.23 0.00 0.00 0.00 0.00 11:20:07 ens3 297.88 221.17 2417.07 966.19 0.00 0.00 0.00 0.00 11:20:07 docker0 14.15 20.84 0.79 302.60 0.00 0.00 0.00 0.00 11:20:07 br-42f1cc502b29 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 11:20:07 vethea91d65 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 11:20:07 veth72cf548 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 11:20:07 vethd76ce0b 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 11:20:07 vetha6555a7 0.06 0.10 0.00 0.01 0.00 0.00 0.00 0.00 11:30:11 lo 1.98 1.98 3.97 3.97 0.00 0.00 0.00 0.00 11:30:11 ens3 8.03 5.11 2.56 2.16 0.00 0.00 0.00 0.00 11:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:11 br-42f1cc502b29 0.99 0.93 3.69 0.29 0.00 0.00 0.00 0.00 11:30:11 vethea91d65 0.49 0.37 0.07 0.31 0.00 0.00 0.00 0.00 11:30:11 veth72cf548 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 11:30:11 vethd76ce0b 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 11:30:11 vetha6555a7 130.34 138.76 84.83 66.56 0.00 0.00 0.00 0.01 11:30:11 veth100841c 86.33 80.94 59.49 40.76 0.00 0.00 0.00 0.00 11:30:11 veth7f2ff7d 52.11 48.15 24.11 43.53 0.00 0.00 0.00 0.00 11:40:23 lo 13.76 13.76 60.43 60.43 0.00 0.00 0.00 0.00 11:40:23 ens3 16.95 11.24 12.89 6.02 0.00 0.00 0.00 0.00 11:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:23 br-42f1cc502b29 8.94 9.42 52.25 15.13 0.00 0.00 0.00 0.00 11:40:23 vethea91d65 1.96 1.57 15.38 2.98 0.00 0.00 0.00 0.00 11:40:23 veth72cf548 5.02 5.57 1.22 52.80 0.00 0.00 0.00 0.00 11:40:23 vethd76ce0b 2.98 3.19 38.87 15.44 0.00 0.00 0.00 0.00 11:40:23 vetha6555a7 277.24 299.52 222.74 127.24 0.00 0.00 0.00 0.02 11:40:23 veth100841c 104.93 97.02 91.39 65.72 0.00 0.00 0.00 0.01 11:40:23 veth7f2ff7d 202.90 188.69 92.07 160.26 0.00 0.00 0.00 0.01 11:50:00 lo 30.37 30.37 122.05 122.05 0.00 0.00 0.00 0.00 11:50:00 ens3 9.44 7.80 25.82 2.05 0.00 0.00 0.00 0.00 11:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:00 br-42f1cc502b29 26.67 29.46 22.38 125.92 0.00 0.00 0.00 0.00 11:50:00 vethea91d65 14.19 12.41 125.20 54.40 0.00 0.00 0.00 0.01 11:50:00 veth72cf548 37.97 40.93 22.62 336.36 0.00 0.00 0.00 0.03 11:50:00 vethd76ce0b 19.94 21.84 212.46 125.40 0.00 0.00 0.00 0.02 11:50:00 vetha6555a7 64.94 71.55 47.96 24.68 0.00 0.00 0.00 0.00 11:50:00 veth100841c 37.29 33.61 62.26 18.11 0.00 0.00 0.00 0.01 11:50:00 veth7f2ff7d 40.90 37.68 17.48 32.20 0.00 0.00 0.00 0.00 12:00:03 lo 34.11 34.11 163.24 163.24 0.00 0.00 0.00 0.00 12:00:03 ens3 1.59 1.12 0.54 1.25 0.00 0.00 0.00 0.00 12:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:03 br-42f1cc502b29 28.93 29.08 36.49 128.38 0.00 0.00 0.00 0.00 12:00:03 vethea91d65 12.30 10.71 76.05 75.27 0.00 0.00 0.00 0.01 12:00:03 veth72cf548 35.28 35.72 37.21 202.41 0.00 0.00 0.00 0.02 12:00:03 vethd76ce0b 12.08 13.62 75.66 75.61 0.00 0.00 0.00 0.01 12:00:03 vetha6555a7 61.47 68.38 50.82 22.21 0.00 0.00 0.00 0.00 12:00:03 veth100841c 44.45 40.62 83.05 24.06 0.00 0.00 0.00 0.01 12:00:03 veth7f2ff7d 31.33 28.04 14.51 29.24 0.00 0.00 0.00 0.00 Average: lo 11.22 11.22 43.88 43.88 0.00 0.00 0.00 0.00 Average: ens3 91.03 66.77 576.27 326.66 0.00 0.00 0.00 0.00 Average: docker0 3.03 5.27 0.18 98.25 0.00 0.00 0.00 0.00 Average: br-42f1cc502b29 8.16 8.57 14.46 33.38 0.00 0.00 0.00 0.00 Average: vethea91d65 3.58 3.11 26.69 16.49 0.00 0.00 0.00 0.00 Average: veth72cf548 9.68 10.17 7.58 72.90 0.00 0.00 0.00 0.01 Average: vethd76ce0b 4.32 4.78 40.17 26.66 0.00 0.00 0.00 0.00 Average: vetha6555a7 67.58 73.17 51.44 30.49 0.00 0.00 0.00 0.00 Average: veth100841c 34.46 31.84 37.22 18.79 0.00 0.00 0.00 0.00 Average: veth7f2ff7d 41.46 38.33 18.78 33.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1660) 03/13/26 _x86_64_ (8 CPU) 10:34:57 LINUX RESTART (8 CPU) 10:40:23 CPU %user %nice %system %iowait %steal %idle 10:50:23 all 40.94 0.00 1.55 0.05 0.07 57.39 10:50:23 0 36.99 0.00 1.64 0.13 0.07 61.17 10:50:23 1 49.60 0.00 1.43 0.00 0.08 48.89 10:50:23 2 45.14 0.00 1.60 0.00 0.08 53.18 10:50:23 3 40.54 0.00 1.56 0.05 0.07 57.79 10:50:23 4 38.90 0.00 1.32 0.01 0.07 59.70 10:50:23 5 39.49 0.00 1.75 0.04 0.08 58.64 10:50:23 6 39.70 0.00 1.57 0.18 0.06 58.48 10:50:23 7 37.15 0.00 1.48 0.01 0.06 61.30 11:00:23 all 89.67 0.00 2.72 0.00 0.10 7.50 11:00:23 0 91.28 0.00 2.44 0.00 0.10 6.18 11:00:23 1 88.59 0.00 2.87 0.00 0.11 8.43 11:00:23 2 90.65 0.00 2.77 0.00 0.11 6.48 11:00:23 3 88.34 0.00 2.52 0.00 0.10 9.03 11:00:23 4 88.94 0.00 2.98 0.00 0.11 7.97 11:00:23 5 90.87 0.00 2.84 0.02 0.10 6.17 11:00:23 6 90.86 0.00 2.37 0.00 0.10 6.67 11:00:23 7 87.79 0.00 3.00 0.00 0.11 9.10 11:10:11 all 56.99 0.00 3.82 0.58 0.08 38.53 11:10:11 0 57.68 0.00 4.01 0.58 0.09 37.64 11:10:11 1 55.49 0.00 3.83 0.67 0.09 39.92 11:10:11 2 57.36 0.00 3.95 0.62 0.08 37.98 11:10:11 3 56.29 0.00 4.31 0.65 0.08 38.68 11:10:11 4 57.01 0.00 3.69 0.65 0.08 38.57 11:10:11 5 56.62 0.00 3.74 0.62 0.09 38.94 11:10:11 6 58.16 0.00 3.42 0.47 0.08 37.87 11:10:11 7 57.27 0.00 3.58 0.38 0.08 38.69 11:20:07 all 25.62 0.00 3.29 0.67 0.07 70.34 11:20:07 0 24.65 0.01 3.25 0.47 0.07 71.55 11:20:07 1 23.10 0.00 3.24 0.67 0.07 72.92 11:20:07 2 28.17 0.00 3.18 0.37 0.08 68.20 11:20:07 3 27.77 0.00 3.44 0.50 0.07 68.22 11:20:07 4 29.52 0.00 3.00 0.36 0.07 67.05 11:20:07 5 26.54 0.00 3.19 0.78 0.07 69.42 11:20:07 6 23.29 0.01 3.52 1.46 0.07 71.65 11:20:07 7 21.94 0.00 3.52 0.75 0.07 73.72 11:30:11 all 9.27 0.02 0.86 0.17 0.07 89.61 11:30:11 0 8.02 0.03 0.87 0.08 0.06 90.94 11:30:11 1 9.57 0.01 0.99 0.08 0.07 89.28 11:30:11 2 8.93 0.03 0.85 0.06 0.06 90.07 11:30:11 3 10.19 0.03 0.95 0.38 0.06 88.38 11:30:11 4 10.77 0.02 0.84 0.04 0.07 88.27 11:30:11 5 8.85 0.02 0.89 0.16 0.07 90.00 11:30:11 6 9.98 0.02 0.68 0.07 0.06 89.19 11:30:11 7 7.84 0.01 0.80 0.52 0.06 90.76 11:40:23 all 5.92 0.00 1.15 0.04 0.07 92.82 11:40:23 0 4.74 0.01 1.11 0.02 0.07 94.04 11:40:23 1 6.36 0.00 1.37 0.14 0.08 92.05 11:40:23 2 6.39 0.00 1.15 0.01 0.07 92.37 11:40:23 3 6.62 0.00 1.25 0.02 0.07 92.04 11:40:23 4 5.67 0.00 1.19 0.02 0.07 93.04 11:40:23 5 6.98 0.00 1.07 0.03 0.08 91.84 11:40:23 6 5.66 0.00 1.04 0.04 0.07 93.20 11:40:23 7 4.94 0.00 0.98 0.06 0.07 93.96 11:50:00 all 8.33 0.01 1.84 0.13 0.09 89.61 11:50:00 0 7.35 0.01 1.93 0.11 0.10 90.51 11:50:00 1 9.61 0.01 1.96 0.12 0.09 88.20 11:50:00 2 8.61 0.00 1.94 0.12 0.09 89.23 11:50:00 3 8.50 0.01 1.71 0.05 0.09 89.64 11:50:00 4 8.37 0.01 1.84 0.20 0.08 89.50 11:50:00 5 8.10 0.01 1.76 0.06 0.09 89.99 11:50:00 6 7.40 0.00 1.69 0.28 0.09 90.54 11:50:00 7 8.72 0.00 1.86 0.10 0.09 89.23 12:00:03 all 7.12 0.00 1.74 0.04 0.09 91.01 12:00:03 0 6.64 0.00 1.83 0.05 0.09 91.39 12:00:03 1 7.05 0.00 1.84 0.05 0.10 90.96 12:00:03 2 6.96 0.00 1.71 0.03 0.10 91.20 12:00:03 3 7.11 0.00 1.70 0.03 0.09 91.07 12:00:03 4 7.30 0.00 1.69 0.03 0.09 90.89 12:00:03 5 7.44 0.00 1.80 0.08 0.09 90.58 12:00:03 6 7.20 0.00 1.57 0.04 0.08 91.11 12:00:03 7 7.27 0.00 1.77 0.02 0.09 90.84 Average: all 30.49 0.00 2.11 0.21 0.08 67.10 Average: 0 29.68 0.01 2.13 0.18 0.08 67.92 Average: 1 31.21 0.00 2.19 0.22 0.08 66.31 Average: 2 31.54 0.00 2.14 0.15 0.08 66.08 Average: 3 30.68 0.00 2.17 0.21 0.08 66.86 Average: 4 30.82 0.00 2.06 0.16 0.08 66.87 Average: 5 30.63 0.00 2.13 0.22 0.08 66.94 Average: 6 30.28 0.00 1.98 0.32 0.08 67.35 Average: 7 29.11 0.00 2.12 0.23 0.08 68.47