---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1297 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 989 13941 3 17160 30635 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:6a:86:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.69/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83579sec preferred_lft 83579sec inet6 fe80::f816:3eff:fe6a:8634/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:21:67:ee:fd:70 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::8821:67ff:feee:fd70/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1297) 05/19/26 _x86_64_ (8 CPU) 10:41:26 LINUX RESTART (8 CPU) 10:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:12 196.91 0.31 189.48 7.13 14.61 29935.34 29304.01 11:10:01 28.59 0.44 25.85 2.31 13.23 4237.22 9897.97 11:20:12 11.55 0.07 11.04 0.44 1.81 2131.00 1571.51 Average: 79.71 0.27 76.14 3.31 9.85 12209.07 13648.18 10:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:12 1832976 21315280 10837820 32.98 593368 18004152 16760328 49.42 4857260 22474832 796 11:10:01 388384 19083988 12923124 39.32 577340 17372528 19733696 58.19 4899500 23855236 31404 11:20:12 320432 18809128 13198132 40.16 576508 17170772 19965704 58.88 4826424 24002956 34788 Average: 847264 19736132 12319692 37.49 582405 17515817 18819909 55.50 4861061 23444341 22329 10:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:12 lo 0.56 0.56 0.04 0.04 0.00 0.00 0.00 0.00 11:00:12 ens3 98.44 66.51 1639.35 14.56 0.00 0.00 0.00 0.00 11:00:12 docker0 10.13 21.86 0.62 515.46 0.00 0.00 0.00 0.00 11:00:12 br-6a61285419ee 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 11:00:12 veth48f46c2 0.40 0.39 0.04 0.20 0.00 0.00 0.00 0.00 11:00:12 veth5541e5d 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:00:12 veth5533497 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:00:12 vethf6ebd39 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:00:12 veth74424a6 42.71 43.95 15.04 17.98 0.00 0.00 0.00 0.00 11:00:12 veth65f84c0 39.16 37.63 23.57 11.63 0.00 0.00 0.00 0.00 11:00:12 vethc9950f5 0.53 0.93 0.67 6.59 0.00 0.00 0.00 0.00 11:00:12 vethf9a341d 1.65 1.34 0.22 1.34 0.00 0.00 0.00 0.00 11:10:01 lo 22.29 22.29 73.46 73.46 0.00 0.00 0.00 0.00 11:10:01 ens3 13.58 10.86 32.96 2.56 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 br-6a61285419ee 19.40 22.75 15.13 90.61 0.00 0.00 0.00 0.00 11:10:01 veth48f46c2 13.34 10.98 127.14 46.60 0.00 0.00 0.00 0.01 11:10:01 veth5541e5d 19.39 21.93 237.02 127.55 0.00 0.00 0.00 0.02 11:10:01 veth5533497 30.76 34.11 14.89 325.82 0.00 0.00 0.00 0.03 11:10:01 vethf6ebd39 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 11:10:01 veth74424a6 96.30 104.54 66.83 46.20 0.00 0.00 0.00 0.01 11:10:01 veth65f84c0 62.55 57.77 80.01 33.45 0.00 0.00 0.00 0.01 11:10:01 vethf9a341d 48.81 44.85 20.83 36.09 0.00 0.00 0.00 0.00 11:20:12 lo 34.55 34.55 163.32 163.32 0.00 0.00 0.00 0.00 11:20:12 ens3 0.94 0.67 0.28 0.61 0.00 0.00 0.00 0.00 11:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:12 br-6a61285419ee 29.34 33.73 34.06 131.20 0.00 0.00 0.00 0.00 11:20:12 veth48f46c2 9.12 8.42 42.85 42.04 0.00 0.00 0.00 0.00 11:20:12 veth5541e5d 9.02 9.69 42.50 42.39 0.00 0.00 0.00 0.00 11:20:12 veth5533497 34.02 38.31 34.74 172.21 0.00 0.00 0.00 0.01 11:20:12 vethf6ebd39 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:12 veth74424a6 60.71 67.15 45.89 22.99 0.00 0.00 0.00 0.00 11:20:12 veth65f84c0 41.92 38.84 51.38 21.59 0.00 0.00 0.00 0.00 11:20:12 vethf9a341d 31.46 28.22 13.75 26.65 0.00 0.00 0.00 0.00 Average: lo 19.08 19.08 78.94 78.94 0.00 0.00 0.00 0.00 Average: ens3 37.99 26.23 564.63 5.96 0.00 0.00 0.00 0.00 Average: docker0 3.42 7.39 0.21 174.14 0.00 0.00 0.00 0.00 Average: br-6a61285419ee 16.29 18.85 16.40 73.68 0.00 0.00 0.00 0.00 Average: veth48f46c2 7.54 6.54 55.80 29.39 0.00 0.00 0.00 0.00 Average: veth5541e5d 9.36 10.44 91.40 55.77 0.00 0.00 0.00 0.01 Average: veth5533497 21.47 24.04 16.55 163.99 0.00 0.00 0.00 0.01 Average: vethf6ebd39 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth74424a6 66.20 71.47 42.28 28.84 0.00 0.00 0.00 0.00 Average: veth65f84c0 47.70 44.59 51.30 22.08 0.00 0.00 0.00 0.00 Average: vethf9a341d 27.03 24.55 11.48 21.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1297) 05/19/26 _x86_64_ (8 CPU) 10:41:26 LINUX RESTART (8 CPU) 10:50:00 CPU %user %nice %system %iowait %steal %idle 11:00:12 all 12.18 0.02 2.43 1.11 0.07 84.19 11:00:12 0 11.85 0.03 2.58 1.30 0.06 84.17 11:00:12 1 12.86 0.01 2.68 1.41 0.07 82.98 11:00:12 2 13.16 0.01 2.80 1.44 0.07 82.53 11:00:12 3 11.97 0.03 2.00 0.98 0.07 84.96 11:00:12 4 12.73 0.01 2.41 1.21 0.07 83.57 11:00:12 5 11.57 0.03 2.28 0.99 0.07 85.07 11:00:12 6 12.12 0.02 2.36 0.98 0.07 84.46 11:00:12 7 11.22 0.03 2.32 0.57 0.06 85.80 11:10:01 all 11.10 0.01 2.16 0.17 0.08 86.49 11:10:01 0 9.76 0.01 2.23 0.25 0.08 87.67 11:10:01 1 10.85 0.00 2.25 0.07 0.08 86.74 11:10:01 2 12.55 0.00 2.23 0.07 0.09 85.07 11:10:01 3 10.70 0.01 2.13 0.29 0.08 86.78 11:10:01 4 11.83 0.01 2.19 0.23 0.08 85.66 11:10:01 5 11.14 0.00 2.16 0.19 0.08 86.43 11:10:01 6 10.13 0.01 1.99 0.15 0.08 87.65 11:10:01 7 11.84 0.01 2.07 0.10 0.08 85.90 11:20:12 all 8.12 0.00 2.01 0.05 0.09 89.74 11:20:12 0 7.73 0.00 2.10 0.04 0.09 90.03 11:20:12 1 8.94 0.00 2.05 0.05 0.09 88.87 11:20:12 2 9.74 0.00 2.29 0.03 0.09 87.85 11:20:12 3 8.49 0.00 2.07 0.08 0.09 89.28 11:20:12 4 7.77 0.00 1.94 0.07 0.09 90.14 11:20:12 5 8.26 0.00 1.79 0.04 0.08 89.83 11:20:12 6 6.93 0.00 1.85 0.02 0.09 91.12 11:20:12 7 7.06 0.00 1.97 0.07 0.08 90.82 Average: all 10.46 0.01 2.20 0.45 0.08 86.81 Average: 0 9.78 0.01 2.31 0.53 0.08 87.28 Average: 1 10.88 0.00 2.33 0.52 0.08 86.19 Average: 2 11.81 0.01 2.44 0.52 0.08 85.15 Average: 3 10.38 0.01 2.07 0.45 0.08 87.00 Average: 4 10.77 0.01 2.18 0.51 0.08 86.46 Average: 5 10.31 0.01 2.08 0.41 0.07 87.12 Average: 6 9.72 0.01 2.07 0.39 0.08 87.74 Average: 7 10.02 0.01 2.12 0.25 0.07 87.52