---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-28871 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 11G 145G 7% / 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 727 26564 4 4799 30896 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:eb:33:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82597sec preferred_lft 82597sec inet6 fe80::f816:3eff:feeb:3338/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:0d:ab:07:3d:c8 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-28871) 06/20/26 _x86_64_ (8 CPU) 13:58:21 LINUX RESTART (8 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:02 1.75 0.04 1.69 0.01 2.20 20.53 221.42 14:20:02 1.52 0.01 1.52 0.00 0.05 16.92 0.00 14:30:01 1.46 0.00 1.46 0.00 0.11 15.98 0.00 14:40:02 1.41 0.00 1.41 0.00 0.00 15.58 0.00 14:50:02 1.88 0.37 1.51 0.00 15.64 48.55 0.01 15:00:02 65.58 4.42 58.62 2.54 265.61 10006.19 13878.27 Average: 12.26 0.81 11.03 0.42 47.25 1686.73 2349.23 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:02 30228660 31877820 508828 1.55 59812 1927352 1512220 4.46 199356 2149648 168 14:20:02 30227172 31876980 509604 1.55 60436 1927364 1512284 4.46 200004 2152412 8 14:30:01 30225436 31875896 510568 1.55 61020 1927412 1512284 4.46 200584 2153760 228 14:40:02 30222664 31873820 512708 1.56 61572 1927536 1512284 4.46 201104 2154936 8 14:50:02 30018324 31684560 701476 2.13 62236 1941764 1522940 4.49 204148 2356152 312 15:00:02 27291684 31708912 600784 1.83 145716 4497972 1159804 3.42 902528 4196696 33616 Average: 29702323 31816331 557328 1.70 75132 2358233 1455303 4.29 317954 2527267 5723 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 14:10:02 ens3 0.33 0.14 0.11 0.06 0.00 0.00 0.00 0.00 14:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:20:02 ens3 0.47 0.18 0.15 0.09 0.00 0.00 0.00 0.00 14:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:30:01 ens3 0.27 0.12 0.07 0.04 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 14:40:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:40:02 ens3 0.33 0.12 0.08 0.04 0.00 0.00 0.00 0.00 14:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:50:02 ens3 12.69 7.30 20.10 1.90 0.00 0.00 0.00 0.00 14:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:02 lo 711.54 711.54 684.50 684.50 0.00 0.00 0.00 0.00 15:00:02 ens3 129.96 100.74 1362.26 19.43 0.00 0.00 0.00 0.00 15:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 118.64 118.64 114.05 114.05 0.00 0.00 0.00 0.00 Average: ens3 24.00 18.10 230.38 3.59 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-28871) 06/20/26 _x86_64_ (8 CPU) 13:58:21 LINUX RESTART (8 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:02 all 0.06 0.00 0.01 0.01 0.01 99.91 14:10:02 0 0.01 0.00 0.01 0.00 0.00 99.98 14:10:02 1 0.03 0.00 0.01 0.00 0.01 99.94 14:10:02 2 0.03 0.00 0.02 0.00 0.02 99.92 14:10:02 3 0.01 0.00 0.01 0.05 0.01 99.93 14:10:02 4 0.31 0.00 0.03 0.00 0.02 99.64 14:10:02 5 0.02 0.00 0.02 0.00 0.01 99.94 14:10:02 6 0.01 0.00 0.01 0.00 0.01 99.96 14:10:02 7 0.01 0.00 0.01 0.00 0.00 99.98 14:20:02 all 0.11 0.00 0.01 0.01 0.01 99.86 14:20:02 0 0.01 0.00 0.00 0.00 0.00 99.99 14:20:02 1 0.03 0.00 0.02 0.00 0.02 99.93 14:20:02 2 0.01 0.00 0.01 0.00 0.02 99.96 14:20:02 3 0.02 0.00 0.01 0.04 0.01 99.91 14:20:02 4 0.75 0.00 0.02 0.00 0.01 99.21 14:20:02 5 0.01 0.00 0.02 0.01 0.01 99.94 14:20:02 6 0.01 0.00 0.01 0.00 0.00 99.98 14:20:02 7 0.02 0.00 0.01 0.00 0.00 99.97 14:30:01 all 0.10 0.00 0.01 0.01 0.01 99.88 14:30:01 0 0.01 0.00 0.01 0.00 0.01 99.97 14:30:01 1 0.02 0.00 0.01 0.00 0.02 99.95 14:30:01 2 0.01 0.00 0.01 0.00 0.02 99.96 14:30:01 3 0.00 0.00 0.01 0.04 0.00 99.95 14:30:01 4 0.70 0.00 0.02 0.00 0.02 99.26 14:30:01 5 0.01 0.00 0.01 0.01 0.01 99.97 14:30:01 6 0.01 0.00 0.00 0.00 0.01 99.98 14:30:01 7 0.01 0.00 0.01 0.00 0.00 99.98 14:40:02 all 0.09 0.00 0.01 0.03 0.01 99.86 14:40:02 0 0.00 0.00 0.01 0.00 0.01 99.98 14:40:02 1 0.38 0.00 0.01 0.00 0.01 99.60 14:40:02 2 0.02 0.00 0.02 0.06 0.02 99.88 14:40:02 3 0.01 0.00 0.01 0.16 0.00 99.83 14:40:02 4 0.29 0.00 0.01 0.00 0.01 99.70 14:40:02 5 0.01 0.00 0.01 0.00 0.01 99.97 14:40:02 6 0.01 0.00 0.02 0.04 0.02 99.92 14:40:02 7 0.01 0.00 0.00 0.00 0.00 99.99 14:50:02 all 0.12 0.00 0.02 0.01 0.01 99.84 14:50:02 0 0.12 0.00 0.01 0.00 0.00 99.87 14:50:02 1 0.22 0.00 0.02 0.00 0.02 99.74 14:50:02 2 0.04 0.00 0.02 0.00 0.02 99.92 14:50:02 3 0.10 0.00 0.01 0.04 0.01 99.85 14:50:02 4 0.04 0.00 0.02 0.01 0.01 99.93 14:50:02 5 0.21 0.00 0.03 0.01 0.02 99.73 14:50:02 6 0.09 0.00 0.02 0.00 0.02 99.87 14:50:02 7 0.14 0.00 0.03 0.01 0.01 99.82 15:00:02 all 24.28 0.00 1.28 0.23 0.06 74.16 15:00:02 0 23.90 0.00 1.33 0.10 0.06 74.61 15:00:02 1 22.17 0.00 1.27 0.18 0.06 76.32 15:00:02 2 24.29 0.00 1.29 0.37 0.07 73.99 15:00:02 3 23.30 0.00 1.34 0.14 0.06 75.16 15:00:02 4 27.41 0.00 1.07 0.46 0.05 71.01 15:00:02 5 23.60 0.00 1.55 0.10 0.06 74.69 15:00:02 6 26.98 0.00 1.19 0.32 0.07 71.45 15:00:02 7 22.59 0.00 1.19 0.14 0.05 76.03 Average: all 4.11 0.00 0.22 0.05 0.02 95.60 Average: 0 3.99 0.00 0.23 0.02 0.01 95.75 Average: 1 3.80 0.00 0.22 0.03 0.02 95.92 Average: 2 4.05 0.00 0.23 0.07 0.03 95.62 Average: 3 3.89 0.00 0.23 0.08 0.02 95.79 Average: 4 4.90 0.00 0.19 0.08 0.02 94.81 Average: 5 3.97 0.00 0.27 0.02 0.02 95.72 Average: 6 4.50 0.00 0.21 0.06 0.02 95.21 Average: 7 3.79 0.00 0.21 0.02 0.01 95.97