---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4515 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 1013 14609 4 16469 30611 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:3f:24:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.212/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83604sec preferred_lft 83604sec inet6 fe80::f816:3eff:fe3f:24ab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:b7:02:e7:4c:7a 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::b0b7:2ff:fee7:4c7a/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-4515) 03/24/26 _x86_64_ (8 CPU) 13:56:45 LINUX RESTART (8 CPU) 14:00:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:06 537.13 0.64 523.07 13.42 33.78 57003.05 76319.92 14:20:24 32.42 0.37 30.30 1.76 7.55 3118.58 2128.92 14:30:01 22.41 0.11 20.54 1.76 3.91 4268.75 8726.75 14:40:19 14.36 0.07 13.07 1.21 1.90 2510.15 5416.29 Average: 148.59 0.30 143.83 4.47 11.63 16394.68 22676.22 14:00:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:06 4829976 23545936 8617240 26.22 584804 17291728 12892480 38.02 4498112 19955184 1896 14:20:24 483640 19524656 12577312 38.27 591940 17630860 18458012 54.43 4902652 23788380 11916 14:30:01 402524 18397124 13617016 41.44 573940 16702976 20206848 59.59 4715248 24062340 12900 14:40:19 1244364 18864344 13183320 40.12 573896 16306100 19503748 57.51 4677412 23301436 18664 Average: 1740126 20083015 11998722 36.51 581145 16982916 17765272 52.39 4698356 22776835 11344 14:00:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:06 lo 0.76 0.76 0.08 0.08 0.00 0.00 0.00 0.00 14:10:06 ens3 392.36 242.73 2783.68 83.30 0.00 0.00 0.00 0.00 14:10:06 docker0 18.84 33.80 1.13 701.19 0.00 0.00 0.00 0.00 14:10:06 br-0fd2bd0144d1 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 14:10:06 veth8c89026 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 14:10:06 veth2e9c0ab 0.04 0.10 0.00 0.01 0.00 0.00 0.00 0.00 14:10:06 veth831917c 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 14:10:06 veth8b75bb2 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 14:10:06 vethe0505b4 4.38 4.16 1.79 0.88 0.00 0.00 0.00 0.00 14:10:06 veth7ce19ce 4.05 4.33 0.87 1.79 0.00 0.00 0.00 0.00 14:20:24 lo 8.04 8.04 20.37 20.37 0.00 0.00 0.00 0.00 14:20:24 ens3 18.74 12.65 18.66 12.51 0.00 0.00 0.00 0.00 14:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:24 br-0fd2bd0144d1 6.87 8.44 3.59 26.96 0.00 0.00 0.00 0.00 14:20:24 veth8c89026 0.09 0.12 0.01 0.03 0.00 0.00 0.00 0.00 14:20:24 veth2e9c0ab 3.63 3.10 25.65 7.07 0.00 0.00 0.00 0.00 14:20:24 veth831917c 9.65 11.27 2.53 86.98 0.00 0.00 0.00 0.01 14:20:24 veth8b75bb2 5.20 5.63 60.52 25.74 0.00 0.00 0.00 0.00 14:20:24 vethe0505b4 93.59 100.41 52.84 46.88 0.00 0.00 0.00 0.00 14:20:24 veth1736ae1 82.63 77.17 59.78 37.91 0.00 0.00 0.00 0.00 14:20:24 veth5009757 21.75 19.81 8.55 15.88 0.00 0.00 0.00 0.00 14:30:01 lo 32.07 32.07 137.42 137.42 0.00 0.00 0.00 0.00 14:30:01 ens3 7.90 6.52 21.84 1.58 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 br-0fd2bd0144d1 28.19 30.52 26.60 133.58 0.00 0.00 0.00 0.00 14:30:01 veth8c89026 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 veth2e9c0ab 14.00 12.50 117.89 54.79 0.00 0.00 0.00 0.01 14:30:01 veth831917c 39.25 41.70 28.16 324.15 0.00 0.00 0.00 0.03 14:30:01 veth8b75bb2 19.25 20.86 192.67 117.95 0.00 0.00 0.00 0.02 14:30:01 vethe0505b4 60.24 65.96 42.08 23.81 0.00 0.00 0.00 0.00 14:30:01 veth1736ae1 32.20 29.75 60.48 13.32 0.00 0.00 0.00 0.00 14:30:01 veth5009757 40.41 36.92 17.36 31.22 0.00 0.00 0.00 0.00 14:40:19 lo 30.21 30.21 137.25 137.25 0.00 0.00 0.00 0.00 14:40:19 ens3 2.76 2.32 6.89 0.84 0.00 0.00 0.00 0.00 14:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:19 br-0fd2bd0144d1 26.25 27.37 30.15 115.18 0.00 0.00 0.00 0.00 14:40:19 veth8c89026 0.06 0.06 0.01 0.02 0.00 0.00 0.00 0.00 14:40:19 veth2e9c0ab 12.56 10.50 94.89 70.12 0.00 0.00 0.00 0.01 14:40:19 veth831917c 33.44 34.53 30.64 231.46 0.00 0.00 0.00 0.02 14:40:19 veth8b75bb2 13.23 15.60 117.84 94.66 0.00 0.00 0.00 0.01 14:40:19 vethe0505b4 61.02 66.69 41.00 19.89 0.00 0.00 0.00 0.00 14:40:19 veth1736ae1 44.82 41.65 78.46 23.35 0.00 0.00 0.00 0.01 14:40:19 veth5009757 28.89 26.12 11.90 19.90 0.00 0.00 0.00 0.00 Average: lo 17.75 17.75 73.67 73.67 0.00 0.00 0.00 0.00 Average: ens3 103.24 64.69 691.51 24.16 0.00 0.00 0.00 0.00 Average: docker0 4.60 8.25 0.27 171.21 0.00 0.00 0.00 0.00 Average: br-0fd2bd0144d1 15.36 16.61 15.09 68.74 0.00 0.00 0.00 0.00 Average: veth8c89026 0.05 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth2e9c0ab 7.54 6.53 59.40 33.06 0.00 0.00 0.00 0.00 Average: veth831917c 20.55 21.84 15.32 159.97 0.00 0.00 0.00 0.01 Average: veth8b75bb2 9.38 10.51 92.27 59.38 0.00 0.00 0.00 0.01 Average: vethe0505b4 55.40 59.94 34.74 23.15 0.00 0.00 0.00 0.00 Average: veth1736ae1 40.59 37.78 50.17 18.99 0.00 0.00 0.00 0.00 Average: veth5009757 22.76 20.71 9.44 16.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4515) 03/24/26 _x86_64_ (8 CPU) 13:56:45 LINUX RESTART (8 CPU) 14:00:20 CPU %user %nice %system %iowait %steal %idle 14:10:06 all 31.79 0.02 4.20 2.56 0.12 61.31 14:10:06 0 31.92 0.02 4.21 1.89 0.12 61.84 14:10:06 1 28.88 0.03 4.03 2.84 0.12 64.10 14:10:06 2 32.49 0.02 4.97 1.85 0.12 60.54 14:10:06 3 30.86 0.01 4.09 2.87 0.11 62.06 14:10:06 4 33.23 0.01 4.44 4.17 0.13 58.02 14:10:06 5 33.06 0.01 4.35 1.85 0.12 60.61 14:10:06 6 30.09 0.02 3.92 1.77 0.12 64.08 14:10:06 7 33.78 0.01 3.63 3.25 0.12 59.22 14:20:24 all 10.28 0.01 1.35 0.16 0.09 88.12 14:20:24 0 9.99 0.00 1.39 0.31 0.08 88.23 14:20:24 1 11.17 0.01 1.43 0.07 0.09 87.23 14:20:24 2 10.46 0.01 1.45 0.10 0.09 87.88 14:20:24 3 10.31 0.01 1.42 0.05 0.09 88.12 14:20:24 4 9.50 0.00 1.39 0.25 0.09 88.77 14:20:24 5 10.44 0.00 1.24 0.10 0.08 88.13 14:20:24 6 10.47 0.01 1.32 0.32 0.09 87.79 14:20:24 7 9.87 0.00 1.18 0.05 0.08 88.82 14:30:01 all 8.99 0.00 2.11 0.19 0.11 88.60 14:30:01 0 8.96 0.01 2.26 0.34 0.10 88.33 14:30:01 1 9.06 0.00 2.19 0.22 0.11 88.42 14:30:01 2 9.33 0.00 2.13 0.15 0.11 88.29 14:30:01 3 9.62 0.01 2.04 0.13 0.11 88.09 14:30:01 4 9.30 0.00 2.14 0.16 0.11 88.29 14:30:01 5 8.87 0.01 2.12 0.27 0.11 88.62 14:30:01 6 8.42 0.00 1.92 0.17 0.10 89.39 14:30:01 7 8.38 0.00 2.09 0.08 0.10 89.35 14:40:19 all 7.91 0.00 2.05 0.14 0.11 89.78 14:40:19 0 7.05 0.00 2.06 0.14 0.11 90.64 14:40:19 1 9.12 0.00 2.22 0.16 0.12 88.38 14:40:19 2 8.01 0.00 2.22 0.08 0.12 89.57 14:40:19 3 7.56 0.00 1.97 0.08 0.12 90.28 14:40:19 4 7.86 0.00 1.94 0.07 0.11 90.01 14:40:19 5 8.30 0.00 2.03 0.17 0.11 89.37 14:40:19 6 8.01 0.00 1.96 0.06 0.11 89.86 14:40:19 7 7.41 0.00 2.01 0.35 0.11 90.12 Average: all 14.61 0.01 2.41 0.75 0.11 82.12 Average: 0 14.34 0.01 2.46 0.66 0.10 82.43 Average: 1 14.45 0.01 2.45 0.80 0.11 82.17 Average: 2 14.94 0.01 2.67 0.54 0.11 81.74 Average: 3 14.45 0.01 2.36 0.76 0.11 82.31 Average: 4 14.82 0.00 2.46 1.14 0.11 81.47 Average: 5 15.04 0.01 2.41 0.59 0.11 81.85 Average: 6 14.13 0.01 2.26 0.57 0.10 82.92 Average: 7 14.71 0.00 2.21 0.92 0.10 82.06