---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41624 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 13G 65G 17% / 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 682 8151 4 7155 14963 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:bc:46:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.94/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83454sec preferred_lft 83454sec inet6 fe80::f816:3eff:febc:4612/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:26:57:8c:52:6e 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-41624) 08/27/26 _x86_64_ (4 CPU) 17:24:17 LINUX RESTART (4 CPU) 17:30:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:16 18.26 2.94 13.87 1.45 161.69 3207.59 2831.59 17:50:44 23.30 0.02 20.64 2.65 0.74 2090.62 14963.76 18:00:22 29.82 0.03 26.85 2.94 0.66 4397.38 24393.21 18:10:13 25.48 0.15 9.93 15.40 10.22 7607.97 238843.25 Average: 24.16 0.78 17.81 5.57 43.14 4289.05 69518.77 17:30:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:16 10360800 13790672 2169508 13.25 128932 3438844 2332096 13.39 595380 5039144 26808 17:50:44 9009664 12877176 3078308 18.80 153784 3810100 3182840 18.27 744964 6205528 21480 18:00:22 7443176 12300992 3650508 22.30 170172 4741844 3530652 20.27 1021172 7443248 228 18:10:13 8386460 15352880 591424 3.61 190204 6762796 1105580 6.35 1798732 5612748 48 Average: 8800025 13580430 2372437 14.49 160773 4688396 2537792 14.57 1040062 6075167 12141 17:30:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:16 lo 828.88 828.88 789.71 789.71 0.00 0.00 0.00 0.00 17:40:16 ens3 97.65 80.14 1067.47 16.39 0.00 0.00 0.00 0.00 17:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:44 lo 1344.10 1344.10 1275.51 1275.51 0.00 0.00 0.00 0.00 17:50:44 ens3 33.00 25.34 21.54 10.75 0.00 0.00 0.00 0.00 17:50:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:22 lo 1318.54 1318.54 1251.05 1251.05 0.00 0.00 0.00 0.00 18:00:22 ens3 33.39 25.81 25.37 11.32 0.00 0.00 0.00 0.00 18:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:13 lo 2602.16 2602.16 9432.60 9432.60 0.00 0.00 0.00 0.00 18:10:13 ens3 46.66 51.01 134.21 581.81 0.00 0.00 0.00 0.00 18:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1520.35 1520.35 3163.39 3163.39 0.00 0.00 0.00 0.00 Average: ens3 52.57 45.44 310.76 153.34 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-41624) 08/27/26 _x86_64_ (4 CPU) 17:24:17 LINUX RESTART (4 CPU) 17:30:21 CPU %user %nice %system %iowait %steal %idle 17:40:16 all 30.96 0.00 1.52 0.07 0.01 67.44 17:40:16 0 30.54 0.00 1.59 0.07 0.01 67.80 17:40:16 1 31.28 0.00 1.37 0.09 0.01 67.25 17:40:16 2 31.77 0.00 1.77 0.09 0.01 66.36 17:40:16 3 30.27 0.00 1.33 0.05 0.01 68.34 17:50:44 all 63.59 0.00 2.48 0.06 0.02 33.85 17:50:44 0 61.31 0.00 2.59 0.04 0.01 36.05 17:50:44 1 64.83 0.00 2.31 0.08 0.02 32.77 17:50:44 2 63.74 0.00 2.41 0.05 0.02 33.79 17:50:44 3 64.49 0.00 2.61 0.09 0.02 32.79 18:00:22 all 52.67 0.00 2.50 0.13 0.02 44.69 18:00:22 0 52.58 0.00 2.51 0.05 0.03 44.84 18:00:22 1 51.71 0.00 2.60 0.16 0.02 45.50 18:00:22 2 53.78 0.00 2.41 0.15 0.02 43.63 18:00:22 3 52.60 0.00 2.48 0.14 0.02 44.76 18:10:13 all 32.24 0.00 1.45 0.15 0.02 66.14 18:10:13 0 37.85 0.00 1.29 0.30 0.03 60.53 18:10:13 1 32.89 0.00 1.60 0.12 0.02 65.36 18:10:13 2 23.96 0.00 1.52 0.09 0.01 74.41 18:10:13 3 34.25 0.00 1.38 0.07 0.02 64.28 Average: all 45.07 0.00 1.99 0.10 0.02 52.82 Average: 0 45.73 0.00 2.00 0.11 0.02 52.14 Average: 1 45.41 0.00 1.97 0.11 0.02 52.48 Average: 2 43.54 0.00 2.03 0.09 0.02 54.32 Average: 3 45.61 0.00 1.96 0.08 0.02 52.33