---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-46900 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 17G 61G 22% / 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 701 11056 4 4232 14944 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:e0:21:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80478sec preferred_lft 80478sec inet6 fe80::f816:3eff:fee0:21e5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:02:d3:2d:cb:bc 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-16g-46900) 09/02/26 _x86_64_ (4 CPU) 16:26:50 LINUX RESTART (4 CPU) 16:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:05 74.95 2.58 68.91 3.46 137.51 30738.79 11271.65 16:50:08 54.05 21.65 30.67 1.73 260.85 1842.90 1804.91 17:00:00 16.89 0.20 15.93 0.76 10.25 732.42 482.99 17:10:08 17.51 0.04 16.76 0.70 2.37 475.65 529.95 17:20:08 5.52 0.03 5.21 0.29 1.37 132.87 91.85 17:30:01 5.25 0.02 5.05 0.19 1.62 144.38 96.65 17:40:08 4.94 0.01 4.73 0.19 0.44 135.76 55.51 17:50:08 6.09 0.00 5.91 0.18 0.48 157.60 86.15 18:00:01 8.55 0.03 8.13 0.40 1.12 535.44 121.81 Average: 21.60 2.74 17.97 0.88 46.44 3897.21 1623.85 16:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:05 339716 4343656 11586064 70.76 246804 3669084 14428476 82.82 1940216 13436436 1912 16:50:08 1653840 4879912 11053528 67.51 258072 2951568 12537776 71.97 2180268 11945868 2392 17:00:00 11969308 15321268 619088 3.78 262548 3068372 1363924 7.83 2224104 1606216 2876 17:10:08 11405836 14813952 1126600 6.88 265860 3121088 1870420 10.74 2231108 2188988 260 17:20:08 8073484 11496300 4442260 27.13 267248 3134368 5197520 29.83 2233368 5493428 364 17:30:01 6439952 9879972 6057808 37.00 267744 3151044 6771948 38.87 2235400 7126864 252 17:40:08 6413452 9870580 6067196 37.06 268308 3167508 6762596 38.82 2238420 7148884 60 17:50:08 8099768 11575408 4363324 26.65 268988 3185316 5107380 29.32 2240616 5445712 60 18:00:01 7701880 11297428 4640692 28.34 272620 3296148 5317304 30.52 2254616 5841080 640 Average: 6899693 10386497 5550729 33.90 264244 3193833 6595260 37.86 2197568 6692608 980 16:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:05 lo 10.88 10.88 10.07 10.07 0.00 0.00 0.00 0.00 16:40:05 ens3 60.11 50.25 988.34 5.44 0.00 0.00 0.00 0.00 16:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:08 lo 45.94 45.94 22.71 22.71 0.00 0.00 0.00 0.00 16:50:08 ens3 1.98 1.97 0.45 0.41 0.00 0.00 0.00 0.00 16:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:00 lo 27.75 27.75 12.00 12.00 0.00 0.00 0.00 0.00 17:00:00 ens3 1.26 1.09 0.30 0.26 0.00 0.00 0.00 0.00 17:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:08 lo 17.05 17.05 8.41 8.41 0.00 0.00 0.00 0.00 17:10:08 ens3 0.94 0.92 0.16 1.04 0.00 0.00 0.00 0.00 17:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:08 lo 18.39 18.39 9.22 9.22 0.00 0.00 0.00 0.00 17:20:08 ens3 0.92 0.76 0.26 0.20 0.00 0.00 0.00 0.00 17:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 lo 27.31 27.31 11.17 11.17 0.00 0.00 0.00 0.00 17:30:01 ens3 0.57 0.43 0.11 0.09 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:08 lo 15.56 15.56 7.95 7.95 0.00 0.00 0.00 0.00 17:40:08 ens3 0.54 0.50 0.10 0.09 0.00 0.00 0.00 0.00 17:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:08 lo 15.37 15.37 8.60 8.60 0.00 0.00 0.00 0.00 17:50:08 ens3 0.71 0.68 0.16 0.14 0.00 0.00 0.00 0.00 17:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 lo 23.30 23.30 11.04 11.04 0.00 0.00 0.00 0.00 18:00:01 ens3 0.90 0.95 0.24 0.22 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.37 22.37 11.24 11.24 0.00 0.00 0.00 0.00 Average: ens3 7.59 6.43 110.65 0.88 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-16g-46900) 09/02/26 _x86_64_ (4 CPU) 16:26:50 LINUX RESTART (4 CPU) 16:30:01 CPU %user %nice %system %iowait %steal %idle 16:40:05 all 49.87 0.00 2.59 0.59 0.03 46.92 16:40:05 0 50.21 0.00 2.74 0.86 0.03 46.17 16:40:05 1 49.73 0.00 2.80 0.36 0.03 47.07 16:40:05 2 49.02 0.00 2.44 0.47 0.03 48.04 16:40:05 3 50.52 0.00 2.39 0.66 0.03 46.40 16:50:08 all 52.96 0.00 2.28 0.12 0.04 44.61 16:50:08 0 53.19 0.00 2.26 0.16 0.04 44.34 16:50:08 1 52.66 0.00 2.34 0.11 0.03 44.87 16:50:08 2 52.38 0.00 2.28 0.14 0.04 45.16 16:50:08 3 53.59 0.00 2.23 0.07 0.04 44.07 17:00:00 all 23.53 0.00 1.30 0.06 0.03 75.08 17:00:00 0 23.77 0.00 1.41 0.03 0.03 74.76 17:00:00 1 22.24 0.00 1.27 0.09 0.03 76.36 17:00:00 2 23.26 0.00 1.20 0.10 0.03 75.41 17:00:00 3 24.85 0.00 1.32 0.03 0.03 73.78 17:10:08 all 24.97 0.00 0.91 0.06 0.04 74.03 17:10:08 0 25.43 0.00 0.98 0.02 0.03 73.54 17:10:08 1 24.88 0.00 0.83 0.09 0.04 74.16 17:10:08 2 24.77 0.00 0.89 0.08 0.05 74.21 17:10:08 3 24.79 0.00 0.93 0.04 0.04 74.20 17:20:08 all 11.83 0.00 0.61 0.03 0.02 87.51 17:20:08 0 11.46 0.00 0.68 0.04 0.02 87.80 17:20:08 1 11.41 0.00 0.62 0.03 0.02 87.92 17:20:08 2 12.24 0.00 0.60 0.01 0.02 87.13 17:20:08 3 12.20 0.00 0.55 0.04 0.02 87.18 17:30:01 all 9.91 0.00 0.51 0.02 0.02 89.55 17:30:01 0 10.13 0.00 0.61 0.03 0.02 89.21 17:30:01 1 10.08 0.00 0.48 0.01 0.02 89.42 17:30:01 2 9.96 0.00 0.45 0.01 0.02 89.55 17:30:01 3 9.46 0.00 0.49 0.02 0.02 90.01 17:40:08 all 9.32 0.00 0.52 0.03 0.02 90.11 17:40:08 0 9.35 0.00 0.66 0.05 0.02 89.92 17:40:08 1 9.45 0.00 0.47 0.02 0.02 90.03 17:40:08 2 9.15 0.00 0.53 0.03 0.02 90.27 17:40:08 3 9.33 0.00 0.43 0.01 0.02 90.21 17:50:08 all 8.06 0.00 0.55 0.05 0.07 91.27 17:50:08 0 8.04 0.00 0.50 0.04 0.06 91.37 17:50:08 1 8.44 0.00 0.55 0.06 0.07 90.89 17:50:08 2 8.10 0.00 0.56 0.10 0.07 91.17 17:50:08 3 7.66 0.00 0.59 0.02 0.07 91.66 18:00:01 all 14.21 0.00 0.64 0.04 0.02 85.09 18:00:01 0 13.48 0.00 0.62 0.00 0.02 85.87 18:00:01 1 14.02 0.00 0.58 0.09 0.02 85.28 18:00:01 2 14.47 0.00 0.64 0.02 0.02 84.85 18:00:01 3 14.88 0.00 0.70 0.05 0.02 84.34 Average: all 22.79 0.00 1.10 0.11 0.03 75.96 Average: 0 22.85 0.00 1.16 0.14 0.03 75.82 Average: 1 22.59 0.00 1.11 0.10 0.03 76.17 Average: 2 22.65 0.00 1.07 0.11 0.03 76.14 Average: 3 23.08 0.00 1.07 0.11 0.03 75.71