---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30508 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 12G 144G 8% / 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 891 24835 4 6365 30733 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:50:24:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.18/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82699sec preferred_lft 82699sec inet6 fe80::f816:3eff:fe50:2489/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:e9:8f:9b:80:72 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 ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30508) 06/25/26 _x86_64_ (8 CPU) 15:29:17 LINUX RESTART (8 CPU) 15:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 2.29 0.09 2.17 0.02 3.89 507.69 959.72 15:50:17 24.85 1.37 22.98 0.49 102.07 1059.38 319.46 16:00:09 29.66 3.35 24.05 2.26 170.65 5124.43 5525.36 16:10:02 44.26 0.15 25.17 18.94 5.86 2347.32 518268.09 16:20:24 33.37 0.01 29.36 4.00 0.10 3272.43 12136.42 16:30:00 21.37 0.31 18.45 2.61 12.60 6234.40 5294.39 Average: 26.00 0.88 20.43 4.69 49.18 3059.70 89574.48 15:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 30248320 31892644 494264 1.50 59488 1922684 1512240 4.46 198944 2133616 228 15:50:17 29345232 31614180 731980 2.23 100168 2472496 1544184 4.55 312440 2855352 363860 16:00:09 26351440 29666868 2645372 8.05 147508 3416632 2785784 8.21 639928 5450832 10180 16:10:02 25724732 29509388 2798016 8.51 179432 3808044 3482888 10.27 771080 5890984 52728 16:20:24 24974324 29371744 2930464 8.92 217508 4330368 2951704 8.70 923004 6416380 10912 16:30:00 25507388 31533852 762636 2.32 231660 5887328 1377636 4.06 1522212 5220164 556 Average: 27025239 30598113 1727122 5.26 155961 3639592 2275739 6.71 727935 4661221 73077 15:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 15:40:01 ens3 1.09 0.50 0.88 0.22 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:17 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 15:50:17 ens3 37.53 25.24 257.18 5.50 0.00 0.00 0.00 0.00 15:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:09 lo 855.15 855.15 814.63 814.63 0.00 0.00 0.00 0.00 16:00:09 ens3 120.39 92.41 868.21 21.18 0.00 0.00 0.00 0.00 16:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:02 lo 1609.25 1609.25 1532.23 1532.23 0.00 0.00 0.00 0.00 16:10:02 ens3 48.48 36.53 19.65 14.55 0.00 0.00 0.00 0.00 16:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:24 lo 1694.20 1694.20 1613.46 1613.46 0.00 0.00 0.00 0.00 16:20:24 ens3 49.23 34.67 18.28 14.11 0.00 0.00 0.00 0.00 16:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:00 lo 506.38 506.38 463.28 463.28 0.00 0.00 0.00 0.00 16:30:00 ens3 137.24 143.32 230.86 1016.13 0.00 0.00 0.00 0.00 16:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 779.82 779.82 739.55 739.55 0.00 0.00 0.00 0.00 Average: ens3 64.89 54.57 230.32 172.09 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30508) 06/25/26 _x86_64_ (8 CPU) 15:29:17 LINUX RESTART (8 CPU) 15:30:01 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 0.05 0.00 0.02 0.06 0.01 99.86 15:40:01 0 0.03 0.00 0.03 0.20 0.00 99.74 15:40:01 1 0.15 0.00 0.03 0.01 0.01 99.80 15:40:01 2 0.02 0.00 0.02 0.04 0.01 99.92 15:40:01 3 0.09 0.00 0.02 0.00 0.01 99.89 15:40:01 4 0.06 0.00 0.02 0.00 0.01 99.91 15:40:01 5 0.05 0.00 0.04 0.01 0.02 99.89 15:40:01 6 0.03 0.00 0.02 0.00 0.00 99.95 15:40:01 7 0.02 0.00 0.02 0.21 0.00 99.75 15:50:17 all 1.30 0.00 0.13 0.13 0.01 98.43 15:50:17 0 1.79 0.00 0.15 0.05 0.00 98.01 15:50:17 1 0.94 0.00 0.06 0.05 0.02 98.93 15:50:17 2 0.96 0.00 0.11 0.02 0.01 98.91 15:50:17 3 1.62 0.00 0.18 0.36 0.01 97.82 15:50:17 4 0.51 0.00 0.08 0.02 0.01 99.38 15:50:17 5 1.12 0.00 0.10 0.01 0.02 98.75 15:50:17 6 0.38 0.00 0.06 0.03 0.00 99.53 15:50:17 7 3.11 0.00 0.29 0.48 0.01 96.11 16:00:09 all 26.11 0.00 1.17 0.06 0.06 72.61 16:00:09 0 26.83 0.00 1.22 0.06 0.06 71.83 16:00:09 1 24.51 0.00 1.42 0.10 0.07 73.91 16:00:09 2 27.29 0.00 1.25 0.04 0.06 71.36 16:00:09 3 25.54 0.00 1.23 0.03 0.05 73.15 16:00:09 4 25.09 0.00 0.92 0.03 0.06 73.90 16:00:09 5 27.02 0.00 1.09 0.10 0.06 71.73 16:00:09 6 27.20 0.00 0.99 0.02 0.05 71.73 16:00:09 7 25.36 0.00 1.22 0.11 0.06 73.26 16:10:02 all 35.14 0.00 1.60 0.07 0.08 63.12 16:10:02 0 36.59 0.00 1.52 0.02 0.08 61.80 16:10:02 1 32.60 0.00 1.60 0.06 0.07 65.66 16:10:02 2 38.33 0.00 1.45 0.02 0.08 60.12 16:10:02 3 34.33 0.00 1.43 0.04 0.08 64.13 16:10:02 4 36.54 0.00 1.63 0.07 0.08 61.68 16:10:02 5 34.46 0.00 1.81 0.06 0.08 63.59 16:10:02 6 34.89 0.00 1.49 0.08 0.07 63.45 16:10:02 7 33.39 0.00 1.84 0.17 0.07 64.53 16:20:24 all 36.95 0.00 1.69 0.06 0.08 61.22 16:20:24 0 32.83 0.00 1.59 0.05 0.08 65.45 16:20:24 1 38.65 0.00 1.65 0.04 0.08 59.57 16:20:24 2 37.33 0.00 1.74 0.02 0.08 60.83 16:20:24 3 39.15 0.00 1.79 0.02 0.08 58.96 16:20:24 4 36.36 0.00 1.69 0.07 0.08 61.80 16:20:24 5 34.40 0.00 1.61 0.07 0.08 63.82 16:20:24 6 39.75 0.00 1.66 0.14 0.09 58.36 16:20:24 7 37.12 0.00 1.78 0.04 0.09 60.98 16:30:00 all 17.47 0.00 0.89 2.03 0.06 79.56 16:30:00 0 16.23 0.00 1.00 4.04 0.05 78.68 16:30:00 1 20.07 0.00 0.79 3.82 0.06 75.27 16:30:00 2 16.30 0.00 0.95 0.11 0.06 82.58 16:30:00 3 20.29 0.00 0.75 0.37 0.06 78.54 16:30:00 4 15.86 0.00 1.03 0.06 0.05 82.99 16:30:00 5 14.77 0.00 0.82 0.11 0.05 84.25 16:30:00 6 19.83 0.00 0.84 4.16 0.06 75.11 16:30:00 7 16.38 0.00 0.96 3.55 0.06 79.04 Average: all 19.48 0.00 0.91 0.39 0.05 79.17 Average: 0 19.01 0.00 0.91 0.71 0.05 79.32 Average: 1 19.46 0.00 0.92 0.65 0.05 78.91 Average: 2 20.01 0.00 0.92 0.04 0.05 78.98 Average: 3 20.14 0.00 0.90 0.14 0.05 78.77 Average: 4 19.05 0.00 0.89 0.04 0.05 79.97 Average: 5 18.61 0.00 0.91 0.06 0.05 80.37 Average: 6 20.31 0.00 0.84 0.71 0.05 78.09 Average: 7 19.22 0.00 1.02 0.74 0.05 78.97