---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33375 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 717 26471 4 4902 30906 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:e7:ce:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84212sec preferred_lft 84212sec inet6 fe80::f816:3eff:fee7:ce2f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:55:d6:b7:1d:bd 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-33375) 07/06/26 _x86_64_ (8 CPU) 08:28:25 LINUX RESTART (8 CPU) 08:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:02 13.64 11.92 1.71 0.01 134.35 33.43 221.52 08:50:01 1.27 0.00 1.27 0.00 0.03 14.81 0.00 09:00:01 41.87 3.48 37.42 0.98 220.42 5350.37 1163.73 Average: 18.93 5.14 13.46 0.33 118.35 1799.53 461.89 08:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:02 30192696 31889688 489408 1.49 62164 1965704 1515812 4.47 237228 2131044 16 08:50:01 30190964 31888412 490520 1.49 62628 1965716 1515812 4.47 237644 2131608 16 09:00:01 26179284 29458736 2853308 8.68 177632 3312956 3154296 9.30 580816 5650180 89580 Average: 28854315 31078945 1277745 3.89 100808 2414792 2061973 6.08 351896 3304277 29871 08:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 08:40:02 ens3 0.45 0.12 0.12 0.06 0.00 0.00 0.00 0.00 08:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:01 ens3 0.22 0.09 0.04 0.02 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 09:00:01 ens3 107.28 83.86 725.23 20.65 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 35.98 28.02 241.79 6.91 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-33375) 07/06/26 _x86_64_ (8 CPU) 08:28:25 LINUX RESTART (8 CPU) 08:30:01 CPU %user %nice %system %iowait %steal %idle 08:40:02 all 0.05 0.04 0.03 0.05 0.01 99.82 08:40:02 0 0.02 0.33 0.08 0.32 0.00 99.25 08:40:02 1 0.07 0.00 0.01 0.01 0.01 99.90 08:40:02 2 0.03 0.00 0.04 0.00 0.01 99.91 08:40:02 3 0.03 0.00 0.02 0.05 0.00 99.89 08:40:02 4 0.02 0.00 0.01 0.00 0.00 99.96 08:40:02 5 0.20 0.00 0.01 0.00 0.00 99.78 08:40:02 6 0.02 0.00 0.02 0.00 0.00 99.95 08:40:02 7 0.03 0.00 0.03 0.00 0.01 99.93 08:50:01 all 0.10 0.00 0.02 0.00 0.01 99.88 08:50:01 0 0.02 0.00 0.01 0.00 0.00 99.96 08:50:01 1 0.64 0.00 0.01 0.00 0.01 99.34 08:50:01 2 0.02 0.00 0.02 0.00 0.01 99.94 08:50:01 3 0.01 0.00 0.01 0.02 0.00 99.96 08:50:01 4 0.01 0.00 0.01 0.00 0.00 99.98 08:50:01 5 0.01 0.00 0.02 0.00 0.01 99.96 08:50:01 6 0.02 0.00 0.02 0.00 0.00 99.96 08:50:01 7 0.03 0.00 0.04 0.00 0.01 99.92 09:00:01 all 16.21 0.00 0.69 0.13 0.04 82.93 09:00:01 0 18.22 0.00 0.90 0.09 0.04 80.73 09:00:01 1 17.99 0.00 0.79 0.01 0.04 81.16 09:00:01 2 15.63 0.00 0.65 0.05 0.04 83.63 09:00:01 3 15.10 0.00 0.63 0.04 0.04 84.18 09:00:01 4 15.41 0.00 0.66 0.02 0.04 83.87 09:00:01 5 14.67 0.00 0.57 0.38 0.04 84.34 09:00:01 6 14.10 0.00 0.48 0.03 0.04 85.35 09:00:01 7 18.56 0.00 0.86 0.38 0.04 80.16 Average: all 5.45 0.01 0.25 0.06 0.02 94.21 Average: 0 6.09 0.11 0.33 0.14 0.02 93.31 Average: 1 6.23 0.00 0.27 0.01 0.02 93.48 Average: 2 5.23 0.00 0.23 0.02 0.02 94.50 Average: 3 5.05 0.00 0.22 0.04 0.02 94.68 Average: 4 5.14 0.00 0.23 0.01 0.01 94.61 Average: 5 4.96 0.00 0.20 0.13 0.02 94.70 Average: 6 4.71 0.00 0.17 0.01 0.01 95.09 Average: 7 6.20 0.00 0.31 0.13 0.02 93.34