---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7939 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: 5600.00 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 12G 67G 15% / 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 698 9762 4 5528 14947 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:fa:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.226/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81653sec preferred_lft 81653sec inet6 fe80::f816:3eff:fe35:fa78/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:da:66:79:a3:74 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-7939) 09/13/26 _x86_64_ (4 CPU) 17:32:50 LINUX RESTART (4 CPU) 17:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:50:08 1.22 0.01 1.21 0.01 0.04 15.25 0.60 18:00:08 1.18 0.00 1.18 0.00 0.00 14.17 0.00 18:10:08 1.17 0.00 1.17 0.00 0.00 14.05 0.00 18:20:08 1.24 0.00 1.24 0.00 0.01 14.71 0.00 18:30:08 99.98 4.72 74.24 21.03 279.13 6269.49 384520.68 18:40:08 9.45 0.00 7.98 1.48 0.00 702.09 21247.97 18:50:08 37.03 0.45 31.20 5.38 19.57 6991.11 127565.87 Average: 21.61 0.74 16.89 3.98 42.68 2002.98 76190.73 17:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:50:08 13686660 15524100 492184 3.01 56876 2007492 1162232 6.67 197884 2249392 196 18:00:08 13686248 15524052 492204 3.01 57220 2007500 1162296 6.67 198244 2250840 40 18:10:08 13682988 15521188 494984 3.02 57596 2007512 1162296 6.67 198620 2251540 192 18:20:08 13680468 15519148 497196 3.04 58000 2007580 1162296 6.67 199012 2252524 16 18:30:08 9329300 12775820 3182488 19.44 152684 3426032 3437728 19.73 667160 5982716 3672 18:40:08 9253924 12867144 3089888 18.87 160300 3570320 3344760 19.20 698716 6015608 708 18:50:08 10046068 15349744 597804 3.65 193544 5139940 1120272 6.43 1331796 4486908 516 Average: 11909379 14725885 1263821 7.72 105174 2880911 1793126 10.29 498776 3641361 763 17:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:50:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:50:08 ens3 0.45 0.17 0.20 0.05 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 18:00:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:00:08 ens3 0.36 0.12 0.07 0.04 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 18:10:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:10:08 ens3 0.29 0.08 0.03 0.02 0.00 0.00 0.00 0.00 18:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:20:08 ens3 0.29 0.08 0.05 0.02 0.00 0.00 0.00 0.00 18:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:08 lo 12.52 12.52 2.69 2.69 0.00 0.00 0.00 0.00 18:30:08 ens3 136.49 106.12 934.29 18.87 0.00 0.00 0.00 0.00 18:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:08 lo 50.75 50.75 13.15 13.15 0.00 0.00 0.00 0.00 18:40:08 ens3 6.73 4.84 4.09 1.57 0.00 0.00 0.00 0.00 18:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:08 lo 2604.52 2604.52 2505.42 2505.42 0.00 0.00 0.00 0.00 18:50:08 ens3 108.45 96.89 523.62 549.12 0.00 0.00 0.00 0.00 18:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 381.17 381.17 360.18 360.18 0.00 0.00 0.00 0.00 Average: ens3 36.15 29.76 208.91 81.38 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-7939) 09/13/26 _x86_64_ (4 CPU) 17:32:50 LINUX RESTART (4 CPU) 17:40:08 CPU %user %nice %system %iowait %steal %idle 17:50:08 all 0.21 0.00 0.03 0.01 0.00 99.75 17:50:08 0 0.03 0.00 0.02 0.00 0.00 99.95 17:50:08 1 0.30 0.00 0.04 0.02 0.01 99.63 17:50:08 2 0.49 0.00 0.05 0.02 0.01 99.43 17:50:08 3 0.01 0.00 0.02 0.00 0.00 99.97 18:00:08 all 0.17 0.00 0.03 0.01 0.00 99.79 18:00:08 0 0.02 0.00 0.03 0.00 0.00 99.95 18:00:08 1 0.05 0.00 0.04 0.00 0.01 99.90 18:00:08 2 0.58 0.00 0.02 0.03 0.00 99.36 18:00:08 3 0.02 0.00 0.02 0.00 0.01 99.95 18:10:08 all 0.09 0.00 0.03 0.01 0.00 99.87 18:10:08 0 0.14 0.00 0.03 0.00 0.00 99.83 18:10:08 1 0.05 0.00 0.03 0.02 0.01 99.90 18:10:08 2 0.17 0.00 0.04 0.01 0.01 99.78 18:10:08 3 0.01 0.00 0.01 0.00 0.00 99.97 18:20:08 all 0.11 0.00 0.02 0.01 0.00 99.85 18:20:08 0 0.01 0.00 0.01 0.00 0.00 99.98 18:20:08 1 0.18 0.00 0.03 0.01 0.00 99.77 18:20:08 2 0.09 0.00 0.04 0.02 0.01 99.84 18:20:08 3 0.18 0.00 0.01 0.00 0.00 99.80 18:30:08 all 35.24 0.00 1.77 0.69 0.02 62.28 18:30:08 0 33.94 0.00 1.58 0.62 0.02 63.84 18:30:08 1 36.96 0.00 1.80 0.49 0.02 60.74 18:30:08 2 34.19 0.00 1.67 0.48 0.02 63.63 18:30:08 3 35.89 0.00 2.02 1.15 0.02 60.92 18:40:08 all 16.04 0.00 0.92 0.06 0.02 82.97 18:40:08 0 15.83 0.00 0.84 0.03 0.02 83.28 18:40:08 1 15.46 0.00 1.01 0.07 0.02 83.45 18:40:08 2 16.99 0.00 0.96 0.09 0.02 81.93 18:40:08 3 15.86 0.00 0.85 0.06 0.02 83.21 18:50:08 all 51.31 0.00 3.09 0.13 0.03 45.44 18:50:08 0 51.84 0.00 2.70 0.12 0.03 45.31 18:50:08 1 52.30 0.00 3.33 0.11 0.03 44.23 18:50:08 2 50.79 0.00 2.95 0.18 0.03 46.06 18:50:08 3 50.32 0.00 3.37 0.12 0.04 46.15 Average: all 14.72 0.00 0.84 0.13 0.01 84.30 Average: 0 14.53 0.00 0.74 0.11 0.01 84.60 Average: 1 15.03 0.00 0.90 0.10 0.01 83.96 Average: 2 14.73 0.00 0.82 0.12 0.01 84.32 Average: 3 14.58 0.00 0.90 0.19 0.01 84.32