---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12478 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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: 5599.99 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 852 16582 4 14658 30772 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:a3:42:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.173/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83165sec preferred_lft 83165sec inet6 fe80::f816:3eff:fea3:420c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:f9:a1:c5:0a:82 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::94f9:a1ff:fec5:a82/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12478) 08/14/26 _x86_64_ (8 CPU) 09:18:23 LINUX RESTART (8 CPU) 09:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:00 521.55 4.37 491.21 25.98 291.08 29257.33 552366.87 09:40:26 225.97 0.47 216.04 9.46 22.34 42884.31 43306.74 09:50:01 25.11 0.51 23.16 1.44 27.18 3180.26 5326.31 10:00:23 14.31 0.28 12.96 1.07 16.25 2119.38 15029.06 10:10:04 16.13 0.07 14.24 1.83 1.53 1940.33 37420.79 Average: 161.94 1.13 152.81 8.00 71.52 16197.97 130466.60 09:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:00 14990940 24278352 7963168 24.23 475052 8343392 4071100 12.01 2132680 14376408 64488 09:40:26 328628 19592760 12563136 38.23 572252 17825504 19945528 58.82 4728884 24159976 188 09:50:01 283348 16303996 15621164 47.53 564816 14854408 24592220 72.52 4586052 24315960 41544 10:00:23 300460 15923328 15978608 48.62 565600 14486524 24687940 72.80 4517248 24360416 12300 10:10:04 1142444 16486328 15469496 47.07 566264 14160416 23987400 70.74 4441360 23640440 19712 Average: 3409164 18516953 13519114 41.14 548797 13934049 19456838 57.38 4081245 22170640 27646 09:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:00 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 09:30:00 ens3 221.63 157.81 2074.69 41.54 0.00 0.00 0.00 0.00 09:30:00 docker0 8.08 11.96 0.49 178.46 0.00 0.00 0.00 0.00 09:40:26 lo 0.72 0.72 0.05 0.05 0.00 0.00 0.00 0.00 09:40:26 ens3 228.41 140.10 2110.79 40.01 0.00 0.00 0.00 0.00 09:40:26 docker0 20.63 38.76 1.18 650.20 0.00 0.00 0.00 0.00 09:40:26 br-45109ed7d14d 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 09:40:26 veth84479fb 0.17 0.22 0.02 0.01 0.00 0.00 0.00 0.00 09:40:26 veth3e16f98 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:40:26 veth355bdd9 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:40:26 veth89b2b9a 6.71 6.57 4.47 1.28 0.00 0.00 0.00 0.00 09:40:26 vethbcba6b1 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 09:40:26 veth4f1faef 1.29 1.29 0.14 0.93 0.00 0.00 0.00 0.00 09:40:26 veth05a3de3 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 09:40:26 veth3ad5f43 0.70 0.66 0.09 0.72 0.00 0.00 0.00 0.00 09:50:01 lo 9.68 9.68 26.20 26.20 0.00 0.00 0.00 0.00 09:50:01 ens3 5.31 4.30 2.38 1.52 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 br-45109ed7d14d 8.73 9.91 4.43 23.45 0.00 0.00 0.00 0.00 09:50:01 veth84479fb 5.45 5.22 32.91 10.19 0.00 0.00 0.00 0.00 09:50:01 veth3e16f98 9.90 9.97 117.58 33.19 0.00 0.00 0.00 0.01 09:50:01 veth355bdd9 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 09:50:01 veth89b2b9a 108.98 116.82 57.79 53.04 0.00 0.00 0.00 0.00 09:50:01 vethbcba6b1 14.16 15.38 3.54 140.23 0.00 0.00 0.00 0.01 09:50:01 veth4f1faef 92.40 86.28 67.45 41.16 0.00 0.00 0.00 0.01 09:50:01 veth3ad5f43 29.79 27.47 11.30 18.97 0.00 0.00 0.00 0.00 10:00:23 lo 32.29 32.29 153.65 153.65 0.00 0.00 0.00 0.00 10:00:23 ens3 2.44 2.15 1.00 1.37 0.00 0.00 0.00 0.00 10:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:23 br-45109ed7d14d 27.98 33.69 28.87 127.09 0.00 0.00 0.00 0.00 10:00:23 veth84479fb 8.33 8.98 18.84 24.35 0.00 0.00 0.00 0.00 10:00:23 veth3e16f98 11.51 10.69 72.26 18.56 0.00 0.00 0.00 0.01 10:00:23 veth355bdd9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:23 veth89b2b9a 68.32 74.27 58.42 26.92 0.00 0.00 0.00 0.00 10:00:23 vethbcba6b1 33.97 39.65 29.99 197.65 0.00 0.00 0.00 0.02 10:00:23 veth4f1faef 36.87 34.68 31.89 18.78 0.00 0.00 0.00 0.00 10:00:23 veth3ad5f43 42.75 39.20 19.15 42.13 0.00 0.00 0.00 0.00 10:10:04 lo 27.18 27.18 121.57 121.57 0.00 0.00 0.00 0.00 10:10:04 ens3 3.09 2.62 1.32 1.00 0.00 0.00 0.00 0.00 10:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:04 br-45109ed7d14d 25.58 30.36 26.80 97.56 0.00 0.00 0.00 0.00 10:10:04 veth84479fb 8.62 9.11 26.98 29.13 0.00 0.00 0.00 0.00 10:10:04 veth3e16f98 13.24 12.87 122.06 26.94 0.00 0.00 0.00 0.01 10:10:04 veth355bdd9 0.13 0.12 0.01 0.04 0.00 0.00 0.00 0.00 10:10:04 veth89b2b9a 53.46 58.50 31.27 15.78 0.00 0.00 0.00 0.00 10:10:04 vethbcba6b1 32.51 37.25 27.08 218.15 0.00 0.00 0.00 0.02 10:10:04 veth4f1faef 36.45 33.55 35.66 19.79 0.00 0.00 0.00 0.00 10:10:04 veth3ad5f43 27.36 25.17 9.59 13.23 0.00 0.00 0.00 0.00 Average: lo 14.06 14.06 60.40 60.40 0.00 0.00 0.00 0.00 Average: ens3 93.92 62.44 854.57 17.39 0.00 0.00 0.00 0.00 Average: docker0 5.91 10.47 0.34 171.18 0.00 0.00 0.00 0.00 Average: br-45109ed7d14d 12.48 14.81 12.02 49.71 0.00 0.00 0.00 0.00 Average: veth84479fb 4.47 4.67 15.43 12.64 0.00 0.00 0.00 0.00 Average: veth3e16f98 6.85 6.64 61.11 15.41 0.00 0.00 0.00 0.01 Average: veth355bdd9 0.05 0.07 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth89b2b9a 46.76 50.44 30.15 19.05 0.00 0.00 0.00 0.00 Average: vethbcba6b1 16.04 18.39 12.13 110.02 0.00 0.00 0.00 0.01 Average: veth4f1faef 32.65 30.46 26.45 15.79 0.00 0.00 0.00 0.00 Average: veth3ad5f43 20.00 18.39 8.01 15.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12478) 08/14/26 _x86_64_ (8 CPU) 09:18:23 LINUX RESTART (8 CPU) 09:20:01 CPU %user %nice %system %iowait %steal %idle 09:30:00 all 24.14 0.00 3.63 7.42 0.11 64.70 09:30:00 0 21.81 0.00 3.17 8.84 0.10 66.08 09:30:00 1 22.94 0.00 3.61 4.36 0.12 68.98 09:30:00 2 28.06 0.00 4.05 7.22 0.12 60.55 09:30:00 3 23.89 0.00 4.08 5.27 0.12 66.64 09:30:00 4 26.31 0.00 3.51 5.05 0.11 65.01 09:30:00 5 24.35 0.00 3.70 16.96 0.11 54.87 09:30:00 6 23.39 0.00 3.10 6.69 0.11 66.71 09:30:00 7 22.41 0.00 3.81 4.94 0.10 68.73 09:40:26 all 19.59 0.02 3.00 6.54 0.10 70.76 09:40:26 0 19.81 0.02 2.84 7.90 0.10 69.34 09:40:26 1 20.38 0.00 3.08 5.80 0.09 70.66 09:40:26 2 16.69 0.04 2.99 6.40 0.10 73.78 09:40:26 3 19.51 0.02 3.19 7.95 0.10 69.24 09:40:26 4 19.22 0.01 3.24 8.37 0.10 69.07 09:40:26 5 21.78 0.02 2.90 3.93 0.09 71.28 09:40:26 6 19.99 0.03 2.86 5.87 0.10 71.15 09:40:26 7 19.33 0.04 2.91 6.08 0.09 71.54 09:50:01 all 8.89 0.00 1.51 0.35 0.09 89.16 09:50:01 0 8.40 0.01 1.82 0.17 0.08 89.53 09:50:01 1 8.92 0.00 1.58 0.42 0.08 89.00 09:50:01 2 9.09 0.01 1.49 0.33 0.08 89.00 09:50:01 3 9.29 0.00 1.42 0.22 0.09 88.99 09:50:01 4 9.74 0.01 1.48 0.31 0.10 88.36 09:50:01 5 8.64 0.00 1.36 0.82 0.08 89.09 09:50:01 6 8.24 0.01 1.47 0.25 0.09 89.95 09:50:01 7 8.84 0.00 1.46 0.26 0.09 89.34 10:00:23 all 8.10 0.00 2.09 0.28 0.10 89.42 10:00:23 0 7.49 0.00 2.56 0.15 0.11 89.69 10:00:23 1 10.03 0.00 2.48 0.31 0.11 87.07 10:00:23 2 7.18 0.00 1.95 0.15 0.10 90.61 10:00:23 3 7.77 0.00 1.92 0.32 0.10 89.89 10:00:23 4 9.28 0.00 2.39 0.29 0.11 87.93 10:00:23 5 7.67 0.00 1.73 0.20 0.10 90.30 10:00:23 6 7.47 0.01 1.78 0.38 0.10 90.26 10:00:23 7 7.89 0.00 1.91 0.46 0.10 89.63 10:10:04 all 7.22 0.00 1.91 0.17 0.09 90.61 10:10:04 0 6.71 0.00 2.43 0.13 0.10 90.62 10:10:04 1 7.75 0.01 1.98 0.04 0.09 90.13 10:10:04 2 6.69 0.00 1.72 0.45 0.09 91.06 10:10:04 3 7.15 0.00 1.86 0.09 0.09 90.80 10:10:04 4 8.62 0.00 1.89 0.18 0.10 89.21 10:10:04 5 7.75 0.01 1.82 0.12 0.09 90.21 10:10:04 6 6.55 0.00 1.78 0.18 0.09 91.40 10:10:04 7 6.55 0.01 1.79 0.17 0.09 91.40 Average: all 13.67 0.01 2.44 3.00 0.10 80.79 Average: 0 12.91 0.01 2.57 3.48 0.10 80.93 Average: 1 14.10 0.00 2.56 2.23 0.10 81.01 Average: 2 13.59 0.01 2.45 2.95 0.10 80.90 Average: 3 13.60 0.00 2.51 2.83 0.10 80.96 Average: 4 14.70 0.01 2.52 2.90 0.10 79.77 Average: 5 14.14 0.01 2.31 4.42 0.09 79.03 Average: 6 13.22 0.01 2.21 2.72 0.10 81.75 Average: 7 13.09 0.01 2.39 2.43 0.10 81.99