---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4720 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 17G 139G 11% / 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 791 20892 4 10408 30833 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:b0:cf:b3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.40/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82282sec preferred_lft 82282sec inet6 fe80::f816:3eff:feb0:cfb3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:5f:88:a1:15:48 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::685f:88ff:fea1:1548/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4720) 04/08/26 _x86_64_ (8 CPU) 14:13:59 LINUX RESTART (8 CPU) 14:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:04 1.85 0.37 1.45 0.02 7.88 18.45 25.45 14:40:01 1.32 0.00 1.32 0.00 0.00 15.32 0.00 14:50:05 1.32 0.00 1.32 0.00 0.00 15.56 0.00 15:00:05 1.35 0.00 1.35 0.00 0.00 15.90 0.00 15:10:06 1.37 0.00 1.37 0.00 0.00 16.08 0.00 15:20:06 175.60 17.22 151.64 6.74 777.94 30936.15 9323.42 Average: 30.45 2.93 26.39 1.13 130.89 5166.32 1557.17 14:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:04 29999268 31725756 658092 2.00 63844 2000028 1560396 4.60 215656 2350556 168 14:40:01 29990116 31717328 666616 2.03 64412 2000160 1560588 4.60 216220 2359016 8 14:50:05 29983052 31710888 672916 2.05 64996 2000180 1560780 4.60 216804 2366776 208 15:00:05 29979056 31707468 676312 2.06 65560 2000188 1560844 4.60 217352 2374564 180 15:10:06 29978580 31707596 676088 2.06 66136 2000200 1560908 4.60 217956 2384096 356 15:20:06 18987656 29416604 2816312 8.57 222608 10168556 9300656 27.43 1460716 11543236 780 Average: 28152955 31330940 1027723 3.13 91259 3361552 2850695 8.41 424117 3896374 283 14:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:04 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 14:30:04 ens3 1.41 1.03 0.82 0.94 0.00 0.00 0.00 0.00 14:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 14:40:01 ens3 0.29 0.20 0.11 0.27 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:05 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 14:50:05 ens3 0.28 0.19 0.10 0.20 0.00 0.00 0.00 0.00 14:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:00:05 ens3 0.36 0.22 0.14 0.25 0.00 0.00 0.00 0.00 15:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:10:06 ens3 0.47 0.27 0.17 0.30 0.00 0.00 0.00 0.00 15:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:06 lo 1.50 1.50 0.26 0.26 0.00 0.00 0.00 0.00 15:20:06 ens3 162.76 98.94 3898.84 13.99 0.00 0.00 0.00 0.00 15:20:06 docker0 3.54 5.27 0.35 138.59 0.00 0.00 0.00 0.00 15:20:06 br-91e604d74fa5 1.48 2.48 0.10 35.79 0.00 0.00 0.00 0.00 15:20:06 veth25714ff 0.50 0.70 0.08 0.09 0.00 0.00 0.00 0.00 15:20:06 veth6ecaa3c 25.03 27.33 5.27 3.86 0.00 0.00 0.00 0.00 15:20:06 vethd36017a 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 15:20:06 veth27bd064 0.11 0.20 0.01 0.22 0.00 0.00 0.00 0.00 15:20:06 vethff785ae 3.67 2.83 0.36 0.40 0.00 0.00 0.00 0.00 15:20:06 veth07f7612 1.38 2.53 0.11 35.79 0.00 0.00 0.00 0.00 15:20:06 vethd9229ff 19.47 19.44 2.93 4.50 0.00 0.00 0.00 0.00 15:20:06 veth6b553b3 2.03 2.59 0.41 0.26 0.00 0.00 0.00 0.00 15:20:06 vethf918aa4 0.85 1.20 0.13 0.10 0.00 0.00 0.00 0.00 15:20:06 veth212b8a1 0.07 0.07 0.15 0.08 0.00 0.00 0.00 0.00 Average: lo 0.34 0.34 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 27.58 16.80 649.62 2.66 0.00 0.00 0.00 0.00 Average: docker0 0.59 0.88 0.06 23.08 0.00 0.00 0.00 0.00 Average: br-91e604d74fa5 0.25 0.41 0.02 5.96 0.00 0.00 0.00 0.00 Average: veth25714ff 0.08 0.12 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth6ecaa3c 4.17 4.55 0.88 0.64 0.00 0.00 0.00 0.00 Average: vethd36017a 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth27bd064 0.02 0.03 0.00 0.04 0.00 0.00 0.00 0.00 Average: vethff785ae 0.61 0.47 0.06 0.07 0.00 0.00 0.00 0.00 Average: veth07f7612 0.23 0.42 0.02 5.96 0.00 0.00 0.00 0.00 Average: vethd9229ff 3.24 3.24 0.49 0.75 0.00 0.00 0.00 0.00 Average: veth6b553b3 0.34 0.43 0.07 0.04 0.00 0.00 0.00 0.00 Average: vethf918aa4 0.14 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: veth212b8a1 0.01 0.01 0.02 0.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4720) 04/08/26 _x86_64_ (8 CPU) 14:13:59 LINUX RESTART (8 CPU) 14:20:01 CPU %user %nice %system %iowait %steal %idle 14:30:04 all 0.08 0.00 0.01 0.01 0.01 99.89 14:30:04 0 0.04 0.00 0.02 0.00 0.01 99.94 14:30:04 1 0.04 0.00 0.01 0.00 0.02 99.94 14:30:04 2 0.28 0.00 0.01 0.01 0.01 99.68 14:30:04 3 0.02 0.00 0.01 0.00 0.00 99.97 14:30:04 4 0.05 0.00 0.01 0.00 0.01 99.92 14:30:04 5 0.07 0.00 0.01 0.02 0.01 99.89 14:30:04 6 0.14 0.00 0.03 0.00 0.02 99.81 14:30:04 7 0.02 0.00 0.01 0.00 0.00 99.96 14:40:01 all 0.13 0.00 0.01 0.00 0.01 99.84 14:40:01 0 0.01 0.00 0.01 0.00 0.01 99.98 14:40:01 1 0.02 0.00 0.02 0.00 0.02 99.94 14:40:01 2 0.01 0.00 0.02 0.03 0.01 99.94 14:40:01 3 0.95 0.00 0.02 0.00 0.01 99.02 14:40:01 4 0.04 0.00 0.02 0.00 0.02 99.93 14:40:01 5 0.02 0.00 0.01 0.00 0.01 99.97 14:40:01 6 0.00 0.00 0.01 0.00 0.00 99.99 14:40:01 7 0.01 0.00 0.01 0.00 0.00 99.98 14:50:05 all 0.06 0.00 0.01 0.00 0.01 99.91 14:50:05 0 0.01 0.00 0.01 0.02 0.00 99.95 14:50:05 1 0.02 0.00 0.01 0.00 0.01 99.95 14:50:05 2 0.01 0.00 0.01 0.00 0.00 99.98 14:50:05 3 0.40 0.00 0.01 0.00 0.01 99.58 14:50:05 4 0.02 0.00 0.01 0.00 0.01 99.96 14:50:05 5 0.01 0.00 0.02 0.00 0.01 99.96 14:50:05 6 0.01 0.00 0.01 0.00 0.02 99.96 14:50:05 7 0.01 0.00 0.01 0.01 0.00 99.96 15:00:05 all 0.12 0.00 0.01 0.00 0.01 99.86 15:00:05 0 0.01 0.00 0.01 0.01 0.01 99.95 15:00:05 1 0.01 0.00 0.00 0.00 0.01 99.97 15:00:05 2 0.01 0.00 0.01 0.00 0.00 99.98 15:00:05 3 0.86 0.00 0.00 0.00 0.01 99.13 15:00:05 4 0.03 0.00 0.01 0.00 0.01 99.95 15:00:05 5 0.01 0.00 0.00 0.00 0.00 99.98 15:00:05 6 0.01 0.00 0.02 0.01 0.03 99.93 15:00:05 7 0.01 0.00 0.01 0.00 0.00 99.97 15:10:06 all 0.06 0.00 0.01 0.00 0.01 99.91 15:10:06 0 0.00 0.00 0.00 0.00 0.01 99.98 15:10:06 1 0.01 0.00 0.01 0.01 0.02 99.96 15:10:06 2 0.01 0.00 0.01 0.00 0.01 99.97 15:10:06 3 0.41 0.00 0.03 0.00 0.02 99.54 15:10:06 4 0.01 0.00 0.01 0.00 0.01 99.96 15:10:06 5 0.01 0.00 0.00 0.00 0.00 99.98 15:10:06 6 0.01 0.00 0.02 0.02 0.02 99.94 15:10:06 7 0.01 0.00 0.01 0.00 0.00 99.98 15:20:06 all 6.77 0.04 1.70 0.55 0.04 90.91 15:20:06 0 5.19 0.00 1.66 0.31 0.04 92.80 15:20:06 1 7.57 0.00 1.80 1.17 0.04 89.42 15:20:06 2 6.32 0.00 1.74 0.55 0.03 91.36 15:20:06 3 5.97 0.00 1.42 0.35 0.05 92.22 15:20:06 4 6.33 0.30 1.76 0.63 0.04 90.94 15:20:06 5 6.33 0.00 1.57 0.53 0.03 91.54 15:20:06 6 8.32 0.00 1.91 0.40 0.04 89.34 15:20:06 7 8.10 0.00 1.76 0.45 0.03 89.66 Average: all 1.20 0.01 0.29 0.09 0.01 98.39 Average: 0 0.88 0.00 0.29 0.06 0.01 98.77 Average: 1 1.27 0.00 0.31 0.20 0.02 98.20 Average: 2 1.10 0.00 0.30 0.10 0.01 98.49 Average: 3 1.43 0.00 0.25 0.06 0.02 98.24 Average: 4 1.08 0.05 0.30 0.11 0.02 98.45 Average: 5 1.07 0.00 0.27 0.09 0.01 98.56 Average: 6 1.41 0.00 0.33 0.07 0.02 98.17 Average: 7 1.36 0.00 0.30 0.08 0.01 98.26