---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6103 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 11G 68G 13% / 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 638 10881 4 4469 15007 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:8f:9d:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.51/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79454sec preferred_lft 79454sec inet6 fe80::f816:3eff:fe8f:9dac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:46:90:c9:3a:2f 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-6103) 09/08/26 _x86_64_ (4 CPU) 17:41:04 LINUX RESTART (4 CPU) 17:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:35 13.39 0.01 1.29 12.09 0.16 16.46 229356.73 18:10:20 1.21 0.00 1.20 0.01 0.00 14.48 0.07 18:20:01 1.18 0.00 1.17 0.01 0.01 14.02 0.06 18:30:51 1.23 0.00 1.23 0.01 0.00 14.90 0.06 18:40:51 1.26 0.00 1.25 0.01 0.00 15.04 0.07 18:50:02 1.27 0.00 1.27 0.01 0.00 15.14 0.06 19:00:02 1.24 0.00 1.23 0.01 0.23 15.11 0.07 19:10:37 1.29 0.00 1.28 0.01 0.00 15.36 0.06 19:20:01 1.30 0.00 1.29 0.01 0.00 15.02 0.06 19:30:07 23.81 1.34 22.33 0.14 96.44 712.56 179.92 Average: 4.81 0.14 3.37 1.30 9.77 85.43 24237.31 17:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:35 13562824 15528796 479796 2.93 58744 2126720 1167972 6.70 299480 2258528 40 18:10:20 13562068 15528436 480140 2.93 59112 2126740 1168004 6.70 299860 2258524 4 18:20:01 13560584 15527360 481048 2.94 59508 2126748 1168036 6.70 300256 2259752 204 18:30:51 13551512 15518760 489648 2.99 59964 2126756 1168036 6.70 300704 2261968 12 18:40:51 13550508 15518192 490284 2.99 60340 2126828 1176228 6.75 301064 2262960 8 18:50:02 13545972 15514296 494220 3.02 60716 2127092 1176420 6.75 301424 2267948 204 19:00:02 13545216 15514092 494320 3.02 61148 2127160 1176484 6.75 301888 2267796 184 19:10:37 13541692 15511024 497356 3.04 61572 2127180 1176484 6.75 302320 2267884 48 19:20:01 13539424 15509172 499112 3.05 61980 2127188 1176484 6.75 302716 2268036 8 19:30:07 13111272 15389808 598152 3.65 86064 2394396 1227844 7.05 350908 2609348 160620 Average: 13507107 15505994 500408 3.06 62915 2153681 1178199 6.76 306062 2298274 16133 17:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:35 lo 0.06 0.06 0.00 0.00 0.00 0.00 0.00 0.00 18:00:35 ens3 0.33 0.10 0.07 0.04 0.00 0.00 0.00 0.00 18:00:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:20 lo 0.06 0.06 0.00 0.00 0.00 0.00 0.00 0.00 18:10:20 ens3 0.34 0.09 0.05 0.03 0.00 0.00 0.00 0.00 18:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 0.06 0.06 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 ens3 0.37 0.13 0.07 0.05 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:51 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 18:30:51 ens3 0.30 0.12 0.07 0.04 0.00 0.00 0.00 0.00 18:30:51 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:51 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 18:40:51 ens3 0.23 0.10 0.04 0.02 0.00 0.00 0.00 0.00 18:40:51 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:02 lo 0.06 0.06 0.00 0.00 0.00 0.00 0.00 0.00 18:50:02 ens3 0.36 0.22 0.05 0.59 0.00 0.00 0.00 0.00 18:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:02 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 19:00:02 ens3 0.24 0.11 0.06 0.04 0.00 0.00 0.00 0.00 19:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:37 lo 0.06 0.06 0.00 0.00 0.00 0.00 0.00 0.00 19:10:37 ens3 0.25 0.10 0.06 0.04 0.00 0.00 0.00 0.00 19:10:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 0.06 0.06 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 ens3 0.29 0.13 0.08 0.05 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:07 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 19:30:07 ens3 20.01 15.69 113.09 4.12 0.00 0.00 0.00 0.00 19:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 2.29 1.69 11.46 0.50 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-6103) 09/08/26 _x86_64_ (4 CPU) 17:41:04 LINUX RESTART (4 CPU) 17:50:01 CPU %user %nice %system %iowait %steal %idle 18:00:35 all 0.22 0.00 0.03 0.03 0.00 99.72 18:00:35 0 0.04 0.00 0.04 0.09 0.00 99.82 18:00:35 1 0.03 0.00 0.03 0.00 0.00 99.93 18:00:35 2 0.03 0.00 0.03 0.01 0.00 99.93 18:00:35 3 0.76 0.00 0.03 0.01 0.00 99.19 18:10:20 all 0.03 0.00 0.03 0.01 0.00 99.93 18:10:20 0 0.01 0.00 0.02 0.00 0.00 99.97 18:10:20 1 0.03 0.00 0.03 0.03 0.00 99.91 18:10:20 2 0.03 0.00 0.03 0.01 0.00 99.93 18:10:20 3 0.04 0.00 0.03 0.00 0.01 99.92 18:20:01 all 0.06 0.00 0.03 0.01 0.00 99.90 18:20:01 0 0.01 0.00 0.01 0.01 0.00 99.97 18:20:01 1 0.02 0.00 0.03 0.01 0.01 99.93 18:20:01 2 0.03 0.00 0.04 0.02 0.01 99.90 18:20:01 3 0.17 0.00 0.02 0.00 0.01 99.80 18:30:51 all 0.26 0.00 0.03 0.01 0.01 99.70 18:30:51 0 0.06 0.00 0.02 0.01 0.01 99.90 18:30:51 1 0.02 0.00 0.02 0.00 0.00 99.95 18:30:51 2 0.03 0.00 0.04 0.03 0.00 99.90 18:30:51 3 0.92 0.00 0.02 0.00 0.01 99.05 18:40:51 all 0.10 0.00 0.02 0.01 0.00 99.86 18:40:51 0 0.01 0.00 0.01 0.00 0.00 99.97 18:40:51 1 0.02 0.00 0.02 0.01 0.00 99.95 18:40:51 2 0.02 0.00 0.02 0.03 0.01 99.92 18:40:51 3 0.37 0.00 0.04 0.01 0.01 99.58 18:50:02 all 0.14 0.00 0.03 0.01 0.00 99.83 18:50:02 0 0.03 0.00 0.04 0.01 0.00 99.92 18:50:02 1 0.03 0.00 0.03 0.00 0.00 99.93 18:50:02 2 0.06 0.00 0.03 0.02 0.00 99.89 18:50:02 3 0.43 0.00 0.01 0.00 0.00 99.56 19:00:02 all 0.03 0.00 0.02 0.01 0.00 99.94 19:00:02 0 0.02 0.00 0.03 0.00 0.00 99.95 19:00:02 1 0.01 0.00 0.01 0.00 0.00 99.97 19:00:02 2 0.06 0.00 0.04 0.03 0.01 99.87 19:00:02 3 0.01 0.00 0.01 0.01 0.01 99.97 19:10:37 all 0.25 0.00 0.03 0.01 0.00 99.71 19:10:37 0 0.02 0.00 0.02 0.00 0.00 99.95 19:10:37 1 0.02 0.00 0.03 0.01 0.00 99.94 19:10:37 2 0.02 0.00 0.03 0.03 0.00 99.92 19:10:37 3 0.92 0.00 0.03 0.00 0.00 99.04 19:20:01 all 0.08 0.00 0.03 0.01 0.00 99.88 19:20:01 0 0.27 0.00 0.02 0.01 0.00 99.70 19:20:01 1 0.03 0.00 0.03 0.00 0.00 99.93 19:20:01 2 0.03 0.00 0.03 0.01 0.00 99.93 19:20:01 3 0.01 0.00 0.02 0.02 0.00 99.95 19:30:07 all 1.72 0.00 0.20 0.19 0.00 97.89 19:30:07 0 1.80 0.00 0.28 0.56 0.00 97.36 19:30:07 1 2.07 0.00 0.23 0.14 0.00 97.57 19:30:07 2 1.73 0.00 0.15 0.03 0.00 98.08 19:30:07 3 1.29 0.00 0.14 0.02 0.00 98.54 Average: all 0.29 0.00 0.04 0.03 0.00 99.63 Average: 0 0.23 0.00 0.05 0.07 0.00 99.65 Average: 1 0.23 0.00 0.05 0.02 0.00 99.70 Average: 2 0.21 0.00 0.04 0.02 0.00 99.73 Average: 3 0.51 0.00 0.04 0.01 0.00 99.45