---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17330 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 868 13872 3 17350 30756 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:d0:cc:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.198/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83737sec preferred_lft 83737sec inet6 fe80::f816:3eff:fed0:cce2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:67:8a:11:7b:c1 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::b467:8aff:fe11:7bc1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17330) 06/18/26 _x86_64_ (8 CPU) 07:29:25 LINUX RESTART (8 CPU) 07:30:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:00 734.86 5.09 688.45 41.31 928.68 74117.75 771126.80 07:50:15 55.10 0.41 51.58 3.11 17.67 3973.13 11486.28 08:00:09 26.14 0.28 23.76 2.10 13.27 4476.73 35912.82 08:10:03 10.77 0.09 9.88 0.80 2.10 2259.28 13279.94 Average: 203.45 1.45 190.36 11.65 235.96 20862.27 204172.88 07:30:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:00 8335252 27628856 4571976 13.91 583520 17812688 4681944 13.81 4804300 17993132 0 07:50:15 383748 20380300 11717068 35.65 592384 18547016 17704096 52.21 5198448 23555492 13088 08:00:09 423820 19243648 12767500 38.85 579860 17480484 19461568 57.39 5076008 23624412 12284 08:10:03 1237836 19705984 12338660 37.55 578468 17106588 18763924 55.33 4924584 23003448 11844 Average: 2595164 21739697 10348801 31.49 583558 17736694 15152883 44.68 5000835 22044121 9304 07:30:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:00 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 07:40:00 ens3 525.66 338.47 4649.90 101.52 0.00 0.00 0.00 0.00 07:40:00 docker0 21.74 40.22 1.32 892.51 0.00 0.00 0.00 0.00 07:40:00 br-5944606f6696 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:15 lo 4.31 4.31 9.68 9.68 0.00 0.00 0.00 0.00 07:50:15 ens3 8.42 5.49 8.64 2.19 0.00 0.00 0.00 0.00 07:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:15 br-5944606f6696 4.40 4.97 1.68 14.88 0.00 0.00 0.00 0.00 07:50:15 veth0fa4075 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:50:15 veth9aba047 3.25 3.87 39.75 16.45 0.00 0.00 0.00 0.00 07:50:15 veth8800b25 5.95 6.61 1.53 54.35 0.00 0.00 0.00 0.00 07:50:15 veth4c8313d 84.15 89.09 44.58 41.81 0.00 0.00 0.00 0.00 07:50:15 vethcf7f47d 2.59 2.03 16.38 3.96 0.00 0.00 0.00 0.00 07:50:15 veth59a815e 75.86 71.34 53.66 34.47 0.00 0.00 0.00 0.00 07:50:15 vethf7c4186 12.13 10.92 4.61 8.97 0.00 0.00 0.00 0.00 08:00:09 lo 32.82 32.82 134.52 134.52 0.00 0.00 0.00 0.00 08:00:09 ens3 12.52 8.94 25.94 2.54 0.00 0.00 0.00 0.00 08:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:09 br-5944606f6696 24.46 27.62 24.91 134.70 0.00 0.00 0.00 0.00 08:00:09 veth0fa4075 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 08:00:09 veth9aba047 20.19 21.94 207.95 123.49 0.00 0.00 0.00 0.02 08:00:09 veth8800b25 35.93 39.36 25.19 340.63 0.00 0.00 0.00 0.03 08:00:09 veth4c8313d 62.58 68.69 42.82 24.35 0.00 0.00 0.00 0.00 08:00:09 vethcf7f47d 14.23 12.55 123.32 55.67 0.00 0.00 0.00 0.01 08:00:09 veth59a815e 35.92 32.72 64.10 15.61 0.00 0.00 0.00 0.01 08:00:09 vethf7c4186 39.64 36.41 16.53 29.61 0.00 0.00 0.00 0.00 08:10:03 lo 31.46 31.46 149.75 149.75 0.00 0.00 0.00 0.00 08:10:03 ens3 1.69 1.30 0.45 1.74 0.00 0.00 0.00 0.00 08:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:03 br-5944606f6696 28.02 38.76 33.71 118.39 0.00 0.00 0.00 0.00 08:10:03 veth0fa4075 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:03 veth9aba047 11.46 12.41 71.36 71.28 0.00 0.00 0.00 0.01 08:10:03 veth8800b25 33.68 44.72 34.15 188.17 0.00 0.00 0.00 0.02 08:10:03 veth4c8313d 65.52 72.19 58.71 22.94 0.00 0.00 0.00 0.00 08:10:03 vethcf7f47d 11.16 10.35 71.71 71.25 0.00 0.00 0.00 0.01 08:10:03 veth59a815e 46.39 42.63 80.43 24.45 0.00 0.00 0.00 0.01 08:10:03 vethf7c4186 33.00 29.68 14.10 36.66 0.00 0.00 0.00 0.00 Average: lo 17.35 17.35 73.23 73.23 0.00 0.00 0.00 0.00 Average: ens3 134.52 86.91 1148.30 26.51 0.00 0.00 0.00 0.00 Average: docker0 5.33 9.86 0.32 218.72 0.00 0.00 0.00 0.00 Average: br-5944606f6696 14.19 17.79 15.01 66.80 0.00 0.00 0.00 0.00 Average: veth0fa4075 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth9aba047 8.71 9.54 79.75 52.70 0.00 0.00 0.00 0.01 Average: veth8800b25 18.85 22.62 15.15 145.58 0.00 0.00 0.00 0.01 Average: veth4c8313d 53.53 57.98 36.73 22.53 0.00 0.00 0.00 0.00 Average: vethcf7f47d 6.98 6.22 52.75 32.59 0.00 0.00 0.00 0.00 Average: veth59a815e 40.00 37.10 49.76 18.83 0.00 0.00 0.00 0.00 Average: vethf7c4186 21.20 19.25 8.81 18.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17330) 06/18/26 _x86_64_ (8 CPU) 07:29:25 LINUX RESTART (8 CPU) 07:30:14 CPU %user %nice %system %iowait %steal %idle 07:40:00 all 35.45 0.00 5.28 1.25 0.09 57.93 07:40:00 0 31.97 0.00 5.12 1.16 0.09 61.66 07:40:00 1 34.73 0.00 5.74 1.52 0.09 57.92 07:40:00 2 36.05 0.00 5.49 1.37 0.09 57.01 07:40:00 3 35.78 0.00 5.19 1.30 0.09 57.64 07:40:00 4 35.41 0.00 5.44 0.91 0.08 58.15 07:40:00 5 36.48 0.00 5.28 1.49 0.09 56.67 07:40:00 6 34.49 0.00 5.07 1.39 0.08 58.97 07:40:00 7 38.66 0.00 4.95 0.87 0.09 55.43 07:50:15 all 10.60 0.02 1.23 0.19 0.06 87.90 07:50:15 0 10.17 0.02 1.18 0.15 0.06 88.43 07:50:15 1 10.92 0.04 1.40 0.22 0.06 87.36 07:50:15 2 10.44 0.03 1.18 0.29 0.06 88.00 07:50:15 3 10.35 0.01 1.17 0.35 0.06 88.06 07:50:15 4 10.66 0.02 1.22 0.17 0.06 87.86 07:50:15 5 11.61 0.01 1.14 0.06 0.07 87.12 07:50:15 6 10.47 0.03 1.38 0.18 0.05 87.88 07:50:15 7 10.17 0.02 1.17 0.07 0.06 88.51 08:00:09 all 9.69 0.00 2.18 0.13 0.09 87.91 08:00:09 0 9.04 0.01 2.21 0.25 0.08 88.41 08:00:09 1 10.45 0.01 2.44 0.17 0.09 86.84 08:00:09 2 9.29 0.00 2.23 0.08 0.09 88.31 08:00:09 3 9.98 0.01 2.12 0.20 0.08 87.61 08:00:09 4 10.09 0.00 2.09 0.05 0.09 87.68 08:00:09 5 9.86 0.00 2.08 0.05 0.08 87.93 08:00:09 6 9.54 0.01 2.10 0.18 0.08 88.09 08:00:09 7 9.25 0.01 2.17 0.04 0.09 88.45 08:10:03 all 7.38 0.00 1.92 0.05 0.08 90.57 08:10:03 0 6.50 0.00 2.00 0.09 0.08 91.33 08:10:03 1 7.65 0.00 2.04 0.12 0.09 90.10 08:10:03 2 8.22 0.00 1.98 0.04 0.09 89.67 08:10:03 3 7.12 0.00 1.86 0.02 0.08 90.93 08:10:03 4 7.69 0.00 1.90 0.01 0.08 90.31 08:10:03 5 7.12 0.00 1.89 0.04 0.08 90.86 08:10:03 6 7.47 0.00 1.91 0.03 0.08 90.51 08:10:03 7 7.28 0.00 1.75 0.03 0.08 90.86 Average: all 15.65 0.01 2.63 0.40 0.08 81.23 Average: 0 14.32 0.01 2.60 0.40 0.08 82.59 Average: 1 15.82 0.01 2.88 0.50 0.08 80.71 Average: 2 15.86 0.01 2.69 0.44 0.08 80.91 Average: 3 15.68 0.00 2.56 0.46 0.08 81.22 Average: 4 15.84 0.01 2.64 0.28 0.08 81.16 Average: 5 16.15 0.00 2.57 0.40 0.08 80.80 Average: 6 15.37 0.01 2.60 0.44 0.07 81.51 Average: 7 16.20 0.01 2.49 0.25 0.08 80.98