---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9328 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 685 8165 4 7138 14960 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:35:63:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.109/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83929sec preferred_lft 83929sec inet6 fe80::f816:3eff:fe35:638d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:c9:21:d4:1e:b4 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-9328) 09/18/26 _x86_64_ (4 CPU) 10:24:06 LINUX RESTART (4 CPU) 10:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:08 19.98 0.07 17.61 2.30 6.52 2033.28 4112.72 10:50:23 30.69 0.02 27.56 3.11 0.56 4423.11 12039.22 11:00:01 22.48 0.03 7.89 14.55 0.68 6479.69 244516.28 Average: 24.44 0.04 17.89 6.51 2.61 4277.52 83990.19 10:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:08 9300412 13101496 2854352 17.43 145744 3760644 2929524 16.82 718464 5944120 18252 10:50:23 7447716 12291024 3660244 22.36 167096 4735228 3542884 20.34 1009892 7450352 1256 11:00:01 6147980 12780616 3164600 19.33 182308 6449724 3164640 18.17 1683868 8005936 25744 Average: 7632036 12724379 3226399 19.71 165049 4981865 3212349 18.44 1137408 7133469 15084 10:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:08 lo 1207.90 1207.90 1144.85 1144.85 0.00 0.00 0.00 0.00 10:40:08 ens3 37.95 31.21 43.70 10.69 0.00 0.00 0.00 0.00 10:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:23 lo 1286.55 1286.55 1225.15 1225.15 0.00 0.00 0.00 0.00 10:50:23 ens3 41.97 32.56 29.73 12.50 0.00 0.00 0.00 0.00 10:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 2656.64 2656.64 9652.43 9652.43 0.00 0.00 0.00 0.00 11:00:01 ens3 23.53 20.35 126.69 4.47 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1699.82 1699.82 3903.17 3903.17 0.00 0.00 0.00 0.00 Average: ens3 34.70 28.19 65.56 9.31 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-9328) 09/18/26 _x86_64_ (4 CPU) 10:24:06 LINUX RESTART (4 CPU) 10:30:01 CPU %user %nice %system %iowait %steal %idle 10:40:08 all 65.74 0.00 2.36 0.10 0.05 31.75 10:40:08 0 66.45 0.00 2.45 0.10 0.06 30.94 10:40:08 1 66.53 0.00 2.52 0.07 0.06 30.83 10:40:08 2 64.59 0.00 2.19 0.12 0.05 33.04 10:40:08 3 65.39 0.00 2.26 0.12 0.05 32.18 10:50:23 all 60.88 0.00 2.71 0.23 0.05 36.14 10:50:23 0 60.34 0.00 2.94 0.22 0.05 36.44 10:50:23 1 59.31 0.00 2.84 0.28 0.05 37.51 10:50:23 2 62.46 0.00 2.64 0.09 0.05 34.75 10:50:23 3 61.39 0.00 2.39 0.31 0.05 35.85 11:00:01 all 32.13 0.00 1.39 0.16 0.05 66.27 11:00:01 0 22.16 0.00 1.48 0.08 0.05 76.23 11:00:01 1 42.60 0.00 1.49 0.05 0.06 55.81 11:00:01 2 40.07 0.00 1.38 0.09 0.05 58.41 11:00:01 3 23.71 0.00 1.21 0.42 0.06 74.61 Average: all 53.28 0.00 2.17 0.16 0.05 44.34 Average: 0 50.13 0.00 2.31 0.13 0.05 47.38 Average: 1 56.38 0.00 2.30 0.13 0.06 41.13 Average: 2 55.98 0.00 2.09 0.10 0.05 41.78 Average: 3 50.64 0.00 1.97 0.28 0.05 47.06