---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26080 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 685 10498 4 4805 14961 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:1d:91:be brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81578sec preferred_lft 81578sec inet6 fe80::f816:3eff:fe1d:91be/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:54:21:de:a1:e2 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-26080) 03/03/26 _x86_64_ (4 CPU) 17:01:45 LINUX RESTART (4 CPU) 17:10:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:14 1.59 0.01 1.58 0.01 0.05 19.16 0.56 17:30:14 1.49 0.00 1.49 0.00 0.00 17.11 0.00 17:40:14 1.46 0.00 1.46 0.00 0.00 16.61 0.00 17:50:14 1.55 0.00 1.55 0.00 0.00 17.71 0.00 18:00:08 35.47 4.05 30.78 0.64 250.67 2925.45 1100.87 18:10:14 12.80 0.47 11.30 1.04 17.71 2980.58 210.01 18:20:14 27.56 0.61 22.90 4.06 21.67 4006.40 3931.24 Average: 11.67 0.73 10.12 0.82 41.07 1426.24 747.54 17:10:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:14 13734884 15530056 486952 2.97 56908 1964248 1120204 6.43 202928 2195496 176 17:30:14 13733372 15529144 487740 2.98 57500 1964256 1120268 6.43 203512 2196252 12 17:40:14 13731872 15528240 488564 2.98 58092 1964260 1120268 6.43 204100 2197328 52 17:50:14 13729100 15526152 490680 3.00 58684 1964340 1120332 6.43 204704 2198824 180 18:00:08 12027660 14794016 1170484 7.15 114844 2828340 1613976 9.26 454208 3567988 154748 18:10:14 9732144 13289520 2667420 16.29 150108 3505264 2880824 16.54 651384 5583212 50804 18:20:14 10800200 15359748 590012 3.60 178040 4413628 1077996 6.19 917852 4140308 100 Average: 12498462 15079554 911693 5.57 96311 2657762 1436267 8.24 405527 3154201 29439 17:10:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:20:14 ens3 0.26 0.08 0.05 0.02 0.00 0.00 0.00 0.00 17:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:30:14 ens3 0.26 0.08 0.04 0.02 0.00 0.00 0.00 0.00 17:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:40:14 ens3 0.34 0.12 0.08 0.05 0.00 0.00 0.00 0.00 17:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:50:14 ens3 0.29 0.11 0.07 0.04 0.00 0.00 0.00 0.00 17:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:08 lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 18:00:08 ens3 84.66 64.85 858.38 12.64 0.00 0.00 0.00 0.00 18:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:14 lo 1.36 1.36 0.14 0.14 0.00 0.00 0.00 0.00 18:10:14 ens3 62.23 48.82 135.20 17.00 0.00 0.00 0.00 0.00 18:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:14 lo 1590.87 1590.87 1507.87 1507.87 0.00 0.00 0.00 0.00 18:20:14 ens3 110.73 93.01 415.74 158.19 0.00 0.00 0.00 0.00 18:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 227.57 227.57 215.44 215.44 0.00 0.00 0.00 0.00 Average: ens3 36.93 29.56 200.21 26.86 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-26080) 03/03/26 _x86_64_ (4 CPU) 17:01:45 LINUX RESTART (4 CPU) 17:10:14 CPU %user %nice %system %iowait %steal %idle 17:20:14 all 0.08 0.00 0.04 0.01 0.02 99.84 17:20:14 0 0.04 0.00 0.05 0.01 0.02 99.90 17:20:14 1 0.03 0.00 0.04 0.00 0.02 99.91 17:20:14 2 0.04 0.00 0.03 0.00 0.02 99.91 17:20:14 3 0.23 0.00 0.04 0.05 0.02 99.66 17:30:14 all 0.16 0.00 0.04 0.02 0.02 99.76 17:30:14 0 0.01 0.00 0.01 0.00 0.01 99.97 17:30:14 1 0.06 0.00 0.05 0.01 0.03 99.85 17:30:14 2 0.05 0.00 0.05 0.01 0.02 99.88 17:30:14 3 0.53 0.00 0.05 0.04 0.02 99.35 17:40:14 all 0.08 0.00 0.04 0.01 0.02 99.85 17:40:14 0 0.02 0.00 0.02 0.01 0.02 99.94 17:40:14 1 0.04 0.00 0.05 0.04 0.03 99.84 17:40:14 2 0.06 0.00 0.03 0.00 0.02 99.89 17:40:14 3 0.20 0.00 0.04 0.00 0.03 99.73 17:50:14 all 0.13 0.00 0.03 0.02 0.02 99.80 17:50:14 0 0.01 0.00 0.02 0.03 0.01 99.94 17:50:14 1 0.45 0.00 0.02 0.00 0.02 99.51 17:50:14 2 0.03 0.00 0.04 0.00 0.02 99.90 17:50:14 3 0.05 0.00 0.05 0.04 0.03 99.84 18:00:08 all 8.30 0.00 0.58 0.31 0.04 90.77 18:00:08 0 7.97 0.00 0.53 0.43 0.03 91.03 18:00:08 1 6.61 0.00 0.51 0.07 0.03 92.78 18:00:08 2 9.73 0.00 0.63 0.55 0.04 89.05 18:00:08 3 8.90 0.00 0.64 0.19 0.05 90.22 18:10:14 all 73.85 0.00 2.30 0.07 0.13 23.64 18:10:14 0 73.93 0.00 2.08 0.05 0.13 23.81 18:10:14 1 74.66 0.00 2.47 0.06 0.13 22.68 18:10:14 2 72.76 0.00 2.31 0.06 0.14 24.74 18:10:14 3 74.07 0.00 2.33 0.11 0.14 23.35 18:20:14 all 52.25 0.00 2.32 0.12 0.10 45.20 18:20:14 0 48.60 0.00 1.96 0.13 0.10 49.21 18:20:14 1 55.31 0.00 2.49 0.15 0.11 41.94 18:20:14 2 52.63 0.00 2.55 0.18 0.11 44.54 18:20:14 3 52.48 0.00 2.27 0.04 0.10 45.11 Average: all 19.33 0.00 0.76 0.08 0.05 79.78 Average: 0 18.73 0.00 0.67 0.09 0.04 80.47 Average: 1 19.65 0.00 0.81 0.05 0.05 79.45 Average: 2 19.38 0.00 0.81 0.11 0.05 79.65 Average: 3 19.55 0.00 0.78 0.07 0.06 79.55