---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-181 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: 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 1031 14467 4 16592 30592 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:3a:c3:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.33/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 81998sec preferred_lft 81998sec inet6 fe80::f816:3eff:fe3a:c306/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:e3:f9:2c:1d:84 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::6ce3:f9ff:fe2c:1d84/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-181) 04/10/26 _x86_64_ (8 CPU) 09:43:41 LINUX RESTART (8 CPU) 09:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:03 108.42 0.74 102.93 4.75 18.91 11428.40 21403.10 10:10:02 10.72 0.05 9.33 1.34 5.89 1573.17 866.32 10:20:17 209.98 0.12 201.38 8.49 12.17 35029.02 63010.28 10:30:17 34.59 0.04 7.92 26.63 1.12 395.99 457619.67 10:40:02 26.58 0.16 24.07 2.35 18.53 3357.14 9439.64 10:50:17 13.13 0.16 12.34 0.63 8.57 2707.93 538.34 Average: 67.72 0.21 60.14 7.37 10.82 9183.65 92134.83 09:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:03 13268436 23990716 8242276 25.08 503972 9667028 10637196 31.37 2839720 15437332 984 10:10:02 15244692 26391920 5838660 17.77 511324 10059564 9761824 28.79 2990076 13291740 9240 10:20:17 1308020 20417376 11736480 35.71 595536 17628836 15901976 46.89 5737020 22114872 376 10:30:17 249588 19404004 12748820 38.79 596040 17669708 16985504 50.09 5753396 23168452 888 10:40:02 713876 19005612 13085244 39.82 578508 16893112 17521292 51.67 5681848 22798572 16664 10:50:17 392216 18205632 13854392 42.16 578700 16451512 18355312 54.13 5628368 23126212 12216 Average: 5196138 21235877 10917645 33.22 560680 14728293 14860517 43.82 4771738 19989530 6728 09:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:03 lo 5.11 5.11 1.69 1.69 0.00 0.00 0.00 0.00 10:00:03 ens3 309.25 200.43 690.29 730.41 0.00 0.00 0.00 0.00 10:00:03 docker0 3.69 5.52 0.25 133.80 0.00 0.00 0.00 0.00 10:10:02 lo 3.51 3.51 0.45 0.45 0.00 0.00 0.00 0.00 10:10:02 ens3 95.18 62.28 94.63 166.52 0.00 0.00 0.00 0.00 10:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:17 lo 0.87 0.87 0.14 0.14 0.00 0.00 0.00 0.00 10:20:17 ens3 406.58 266.22 1578.98 1609.27 0.00 0.00 0.00 0.00 10:20:17 docker0 13.13 26.14 0.79 585.04 0.00 0.00 0.00 0.00 10:20:17 br-3a0fca7b2a79 0.24 0.21 0.01 0.01 0.00 0.00 0.00 0.00 10:20:17 veth078010c 0.32 0.34 0.03 0.14 0.00 0.00 0.00 0.00 10:20:17 vethca149a9 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 10:20:17 veth46e4586 20.25 20.24 6.25 5.28 0.00 0.00 0.00 0.00 10:20:17 veth2eba1b2 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 10:20:17 vethc56091c 15.14 15.05 5.32 2.77 0.00 0.00 0.00 0.00 10:20:17 veth232fc3f 0.18 0.26 0.30 1.06 0.00 0.00 0.00 0.00 10:20:17 veth3e21905 1.10 0.93 0.15 1.01 0.00 0.00 0.00 0.00 10:30:17 lo 7.19 7.19 34.88 34.88 0.00 0.00 0.00 0.00 10:30:17 ens3 19.83 12.38 7.36 6.16 0.00 0.00 0.00 0.00 10:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:17 br-3a0fca7b2a79 3.90 3.79 34.06 0.84 0.00 0.00 0.00 0.00 10:30:17 veth078010c 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 10:30:17 vethca149a9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:17 veth46e4586 280.56 302.46 216.79 143.68 0.00 0.00 0.00 0.02 10:30:17 veth2eba1b2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:17 vethc56091c 129.07 118.74 109.45 73.60 0.00 0.00 0.00 0.01 10:30:17 veth3e21905 181.22 169.03 83.02 147.06 0.00 0.00 0.00 0.01 10:40:02 lo 19.93 19.93 62.24 62.24 0.00 0.00 0.00 0.00 10:40:02 ens3 13.68 10.01 30.11 3.03 0.00 0.00 0.00 0.00 10:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:02 br-3a0fca7b2a79 17.62 19.79 29.58 61.34 0.00 0.00 0.00 0.00 10:40:02 veth078010c 10.18 8.53 92.80 26.25 0.00 0.00 0.00 0.01 10:40:02 vethca149a9 23.72 25.81 7.23 250.76 0.00 0.00 0.00 0.02 10:40:02 veth46e4586 151.08 163.89 118.33 63.70 0.00 0.00 0.00 0.01 10:40:02 veth2eba1b2 15.55 17.24 191.16 93.22 0.00 0.00 0.00 0.02 10:40:02 vethc56091c 65.19 60.25 66.34 39.96 0.00 0.00 0.00 0.01 10:40:02 veth3e21905 106.08 98.29 47.46 80.97 0.00 0.00 0.00 0.01 10:50:17 lo 38.11 38.11 183.92 183.92 0.00 0.00 0.00 0.00 10:50:17 ens3 2.21 1.75 3.86 1.12 0.00 0.00 0.00 0.00 10:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:17 br-3a0fca7b2a79 26.60 34.92 38.50 150.39 0.00 0.00 0.00 0.00 10:50:17 veth078010c 11.26 10.39 58.52 43.91 0.00 0.00 0.00 0.00 10:50:17 vethca149a9 32.76 40.98 38.98 218.35 0.00 0.00 0.00 0.02 10:50:17 veth46e4586 74.14 81.83 62.45 28.65 0.00 0.00 0.00 0.01 10:50:17 veth2eba1b2 11.93 12.87 69.86 58.05 0.00 0.00 0.00 0.01 10:50:17 vethc56091c 47.70 43.68 53.83 27.17 0.00 0.00 0.00 0.00 10:50:17 veth3e21905 41.31 37.68 19.06 38.10 0.00 0.00 0.00 0.00 Average: lo 12.49 12.49 47.61 47.61 0.00 0.00 0.00 0.00 Average: ens3 141.90 92.69 405.20 423.84 0.00 0.00 0.00 0.00 Average: docker0 2.85 5.36 0.17 121.72 0.00 0.00 0.00 0.00 Average: br-3a0fca7b2a79 8.08 9.82 17.02 35.72 0.00 0.00 0.00 0.00 Average: veth078010c 3.69 3.25 25.04 11.82 0.00 0.00 0.00 0.00 Average: vethca149a9 9.43 11.19 7.81 77.89 0.00 0.00 0.00 0.01 Average: veth46e4586 87.25 94.28 66.96 40.01 0.00 0.00 0.00 0.01 Average: veth2eba1b2 4.56 5.01 42.92 25.02 0.00 0.00 0.00 0.00 Average: vethc56091c 42.75 39.53 39.05 23.82 0.00 0.00 0.00 0.00 Average: veth3e21905 54.58 50.64 24.78 44.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-181) 04/10/26 _x86_64_ (8 CPU) 09:43:41 LINUX RESTART (8 CPU) 09:50:09 CPU %user %nice %system %iowait %steal %idle 10:00:03 all 80.25 0.00 3.18 0.19 0.11 16.27 10:00:03 0 79.24 0.00 3.23 0.17 0.11 17.24 10:00:03 1 78.35 0.00 3.20 0.18 0.11 18.16 10:00:03 2 81.30 0.00 3.24 0.14 0.11 15.21 10:00:03 3 77.76 0.00 3.23 0.21 0.11 18.69 10:00:03 4 81.79 0.00 3.29 0.10 0.11 14.72 10:00:03 5 85.87 0.00 3.09 0.17 0.11 10.77 10:00:03 6 78.13 0.00 2.89 0.23 0.11 18.63 10:00:03 7 79.53 0.00 3.32 0.28 0.11 16.76 10:10:02 all 96.91 0.00 2.92 0.00 0.13 0.04 10:10:02 0 97.03 0.00 2.78 0.00 0.13 0.06 10:10:02 1 96.80 0.00 3.03 0.00 0.13 0.04 10:10:02 2 96.88 0.00 2.95 0.00 0.13 0.04 10:10:02 3 96.93 0.00 2.89 0.00 0.13 0.05 10:10:02 4 96.79 0.00 3.04 0.00 0.13 0.04 10:10:02 5 96.88 0.00 2.93 0.00 0.13 0.06 10:10:02 6 97.04 0.00 2.80 0.00 0.13 0.03 10:10:02 7 96.89 0.00 2.95 0.00 0.13 0.04 10:20:17 all 23.70 0.02 2.82 0.57 0.07 72.82 10:20:17 0 24.23 0.02 2.67 0.44 0.08 72.58 10:20:17 1 25.87 0.02 3.19 0.90 0.08 69.94 10:20:17 2 22.64 0.01 2.68 0.64 0.08 73.96 10:20:17 3 23.85 0.02 2.86 0.55 0.07 72.64 10:20:17 4 22.31 0.03 2.91 0.44 0.07 74.25 10:20:17 5 23.07 0.03 2.72 0.37 0.07 73.74 10:20:17 6 23.86 0.01 2.72 0.68 0.07 72.66 10:20:17 7 23.76 0.01 2.79 0.56 0.07 72.80 10:30:17 all 7.14 0.00 1.12 0.04 0.07 91.63 10:30:17 0 7.22 0.00 1.08 0.06 0.06 91.57 10:30:17 1 6.83 0.00 1.19 0.01 0.07 91.90 10:30:17 2 6.77 0.00 1.29 0.14 0.07 91.73 10:30:17 3 6.78 0.00 1.11 0.08 0.07 91.96 10:30:17 4 6.83 0.00 1.02 0.01 0.06 92.08 10:30:17 5 8.21 0.00 1.17 0.01 0.06 90.55 10:30:17 6 7.66 0.00 1.06 0.01 0.07 91.20 10:30:17 7 6.82 0.00 1.01 0.01 0.06 92.09 10:40:02 all 7.19 0.01 1.61 0.11 0.07 91.01 10:40:02 0 6.78 0.01 1.79 0.05 0.07 91.29 10:40:02 1 8.30 0.01 1.64 0.07 0.08 89.91 10:40:02 2 6.92 0.00 1.65 0.14 0.08 91.21 10:40:02 3 7.25 0.01 1.64 0.08 0.07 90.96 10:40:02 4 6.69 0.01 1.59 0.05 0.08 91.58 10:40:02 5 7.68 0.01 1.55 0.16 0.07 90.53 10:40:02 6 7.23 0.00 1.62 0.17 0.07 90.90 10:40:02 7 6.67 0.00 1.39 0.18 0.08 91.69 10:50:17 all 7.84 0.00 1.91 0.05 0.08 90.12 10:50:17 0 7.57 0.00 1.99 0.04 0.08 90.32 10:50:17 1 7.47 0.00 2.04 0.06 0.08 90.35 10:50:17 2 8.83 0.00 2.03 0.11 0.08 88.95 10:50:17 3 8.34 0.00 1.97 0.04 0.08 89.57 10:50:17 4 7.98 0.00 1.81 0.03 0.08 90.10 10:50:17 5 7.60 0.00 1.74 0.07 0.08 90.51 10:50:17 6 7.46 0.00 1.78 0.05 0.08 90.64 10:50:17 7 7.46 0.00 1.90 0.03 0.08 90.53 Average: all 37.13 0.00 2.26 0.16 0.09 60.35 Average: 0 36.95 0.01 2.26 0.13 0.09 60.57 Average: 1 37.23 0.00 2.39 0.21 0.09 60.08 Average: 2 37.20 0.00 2.31 0.20 0.09 60.20 Average: 3 36.80 0.01 2.29 0.16 0.09 60.65 Average: 4 37.03 0.01 2.28 0.11 0.09 60.50 Average: 5 38.15 0.01 2.20 0.13 0.09 59.43 Average: 6 36.86 0.00 2.15 0.19 0.09 60.71 Average: 7 36.80 0.00 2.23 0.18 0.09 60.70