---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17132 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: 5600.00 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 924 24925 4 6242 30700 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:ea:3d:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.251/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82823sec preferred_lft 82823sec inet6 fe80::f816:3eff:feea:3d24/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:8f:11:63:cc:1a 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-17132) 05/20/26 _x86_64_ (8 CPU) 13:01:41 LINUX RESTART (8 CPU) 13:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:00 15.70 0.01 1.58 14.11 0.20 17.73 524602.02 13:30:00 37.45 2.27 34.59 0.59 130.59 1764.94 1132.19 13:40:00 31.79 2.56 26.66 2.58 143.42 4985.39 6728.36 13:50:00 37.76 0.01 32.82 4.93 0.09 2613.72 23794.02 14:00:01 29.07 0.02 25.51 3.54 0.44 3177.20 14274.68 Average: 30.41 0.98 24.32 5.11 55.17 2522.04 112409.62 13:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:00 30239944 31893624 492680 1.50 60396 1931496 1505036 4.44 210036 2127868 8 13:30:00 29136360 31496540 847784 2.58 105616 2557240 1529792 4.51 354196 3018272 267036 13:40:00 25939604 29493932 2816324 8.57 163080 3620928 2856040 8.42 707780 5780556 102280 13:50:00 25454092 29409632 2896892 8.82 195700 3951796 2877172 8.48 818512 6102812 98860 14:00:01 23958292 29135792 3164372 9.63 225888 5076280 3037008 8.96 1164872 7146220 677340 Average: 26945658 30285904 2043610 6.22 150136 3427548 2361010 6.96 651079 4835146 229105 13:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:20:00 ens3 0.27 0.10 0.05 0.02 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 13:30:00 ens3 48.80 34.94 419.48 7.66 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:00 lo 1062.26 1062.26 1010.45 1010.45 0.00 0.00 0.00 0.00 13:40:00 ens3 86.27 66.06 651.50 12.37 0.00 0.00 0.00 0.00 13:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:00 lo 2169.92 2169.92 2067.69 2067.69 0.00 0.00 0.00 0.00 13:50:00 ens3 20.01 17.38 8.50 5.73 0.00 0.00 0.00 0.00 13:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 1356.55 1356.55 1291.16 1291.16 0.00 0.00 0.00 0.00 14:00:01 ens3 40.10 34.23 169.90 9.06 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 921.49 921.49 877.35 877.35 0.00 0.00 0.00 0.00 Average: ens3 39.25 30.67 250.92 7.00 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-17132) 05/20/26 _x86_64_ (8 CPU) 13:01:41 LINUX RESTART (8 CPU) 13:10:12 CPU %user %nice %system %iowait %steal %idle 13:20:00 all 0.06 0.00 0.02 0.08 0.01 99.84 13:20:00 0 0.00 0.00 0.00 0.00 0.00 99.99 13:20:00 1 0.09 0.00 0.03 0.00 0.01 99.87 13:20:00 2 0.31 0.00 0.05 0.14 0.01 99.48 13:20:00 3 0.01 0.00 0.02 0.11 0.01 99.86 13:20:00 4 0.00 0.00 0.01 0.00 0.00 99.99 13:20:00 5 0.01 0.00 0.01 0.00 0.00 99.98 13:20:00 6 0.01 0.00 0.01 0.00 0.00 99.98 13:20:00 7 0.03 0.00 0.04 0.35 0.01 99.58 13:30:00 all 2.16 0.00 0.21 0.13 0.01 97.50 13:30:00 0 1.86 0.00 0.22 0.03 0.01 97.88 13:30:00 1 2.50 0.00 0.21 0.01 0.02 97.26 13:30:00 2 2.39 0.00 0.20 0.05 0.01 97.36 13:30:00 3 2.30 0.00 0.34 0.36 0.01 96.98 13:30:00 4 2.06 0.00 0.20 0.04 0.01 97.69 13:30:00 5 1.12 0.00 0.10 0.03 0.01 98.74 13:30:00 6 0.84 0.00 0.08 0.00 0.01 99.08 13:30:00 7 4.17 0.00 0.33 0.47 0.01 95.01 13:40:00 all 41.01 0.00 1.61 0.06 0.08 57.23 13:40:00 0 39.06 0.00 1.69 0.06 0.08 59.11 13:40:00 1 39.78 0.00 1.59 0.06 0.08 58.49 13:40:00 2 46.36 0.00 1.87 0.04 0.09 51.65 13:40:00 3 41.55 0.00 1.81 0.04 0.09 56.52 13:40:00 4 39.34 0.00 1.51 0.04 0.08 59.04 13:40:00 5 41.84 0.00 1.26 0.05 0.09 56.76 13:40:00 6 39.90 0.00 1.69 0.10 0.08 58.23 13:40:00 7 40.27 0.00 1.49 0.08 0.08 58.07 13:50:00 all 39.29 0.00 1.78 0.08 0.08 58.77 13:50:00 0 37.99 0.00 1.49 0.04 0.08 60.40 13:50:00 1 37.39 0.00 1.87 0.20 0.08 60.46 13:50:00 2 40.56 0.00 2.26 0.05 0.08 57.04 13:50:00 3 41.29 0.00 1.88 0.16 0.08 56.57 13:50:00 4 40.01 0.00 1.79 0.03 0.08 58.09 13:50:00 5 38.95 0.00 1.55 0.04 0.08 59.38 13:50:00 6 37.72 0.00 1.52 0.04 0.08 60.63 13:50:00 7 40.42 0.00 1.89 0.04 0.08 57.58 14:00:01 all 35.47 0.00 1.63 0.06 0.07 62.77 14:00:01 0 33.01 0.00 1.54 0.03 0.07 65.35 14:00:01 1 35.86 0.00 1.85 0.16 0.08 62.06 14:00:01 2 37.66 0.00 1.81 0.04 0.08 60.41 14:00:01 3 36.61 0.00 1.62 0.04 0.08 61.65 14:00:01 4 37.48 0.00 1.64 0.03 0.08 60.78 14:00:01 5 35.62 0.00 1.83 0.06 0.08 62.42 14:00:01 6 35.62 0.00 1.43 0.03 0.07 62.85 14:00:01 7 31.93 0.00 1.30 0.05 0.07 66.65 Average: all 23.67 0.00 1.05 0.08 0.05 75.15 Average: 0 22.45 0.00 0.99 0.03 0.05 76.47 Average: 1 23.20 0.00 1.11 0.09 0.05 75.54 Average: 2 25.52 0.00 1.24 0.06 0.05 73.12 Average: 3 24.42 0.00 1.14 0.14 0.05 74.25 Average: 4 23.84 0.00 1.03 0.03 0.05 75.05 Average: 5 23.57 0.00 0.95 0.04 0.05 75.39 Average: 6 22.89 0.00 0.95 0.04 0.05 76.07 Average: 7 23.43 0.00 1.01 0.20 0.05 75.31