---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-16456 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 14% / 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 619 12472 4 2897 15026 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:44:e8:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.90/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 79362sec preferred_lft 79362sec inet6 fe80::f816:3eff:fe44:e83a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:e8:c8:23:1a:1c 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-v1-8c-8g-16456) 08/29/26 _x86_64_ (4 CPU) 19:44:43 LINUX RESTART (4 CPU) 19:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:00:19 1.96 0.35 1.60 0.00 6.84 18.76 219.21 20:10:29 1.45 0.00 1.45 0.00 0.00 16.67 0.00 20:20:29 1.49 0.00 1.49 0.00 0.01 16.76 0.00 20:30:29 1.54 0.00 1.54 0.00 0.11 17.73 0.00 20:40:29 14.28 0.00 1.55 12.73 0.15 17.75 237402.55 20:50:29 1.34 0.00 1.34 0.00 0.00 15.83 0.00 21:00:01 1.25 0.00 1.24 0.00 0.24 14.57 0.00 21:10:29 1.23 0.00 1.23 0.00 0.00 14.57 0.00 21:20:19 1.17 0.00 1.17 0.00 0.00 13.80 0.00 21:30:01 1.10 0.00 1.10 0.00 0.00 13.44 0.00 21:40:02 1.31 0.21 1.10 0.00 8.64 31.93 0.00 Average: 2.56 0.05 1.35 1.16 1.46 17.45 21646.99 19:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:00:19 13713880 15487080 531468 3.25 54252 1947100 1176720 6.75 175948 2232064 32 20:10:29 13713152 15486988 531572 3.25 54876 1947108 1176704 6.75 176560 2232508 8 20:20:29 13709628 15484240 534324 3.26 55472 1947236 1176880 6.76 177180 2236252 156 20:30:29 13705648 15480892 537544 3.28 56032 1947280 1176900 6.76 177740 2236188 4 20:40:29 13700608 15481364 536868 3.28 56780 1952012 1176900 6.76 183220 2236248 8 20:50:29 13699632 15480840 537448 3.28 57236 1952024 1177156 6.76 183652 2236540 16 21:00:01 13697412 15479172 539044 3.29 57564 1952228 1177348 6.76 184548 2236676 8 21:10:29 13697980 15480188 537988 3.29 58012 1952236 1177348 6.76 184980 2236500 4 21:20:19 13699332 15481888 536196 3.27 58332 1952236 1177348 6.76 185308 2236580 12 21:30:01 13699332 15482468 535704 3.27 58764 1952384 1177412 6.76 185748 2236880 204 21:40:02 13686448 15478160 539684 3.30 59216 1960572 1189108 6.83 188312 2257212 224 Average: 13702096 15482116 536167 3.27 56958 1951129 1178166 6.76 182109 2237604 61 19:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:00:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:00:19 ens3 1.71 1.08 0.87 1.12 0.00 0.00 0.00 0.00 20:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:29 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:10:29 ens3 0.42 0.26 0.14 0.38 0.00 0.00 0.00 0.00 20:10:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:29 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:20:29 ens3 1.57 1.57 0.19 1.79 0.00 0.00 0.00 0.00 20:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:29 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:30:29 ens3 0.30 0.21 0.10 0.24 0.00 0.00 0.00 0.00 20:30:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:29 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:40:29 ens3 0.29 0.18 0.09 0.22 0.00 0.00 0.00 0.00 20:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:29 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:50:29 ens3 0.31 0.18 0.10 0.22 0.00 0.00 0.00 0.00 20:50:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:00:01 ens3 0.90 0.60 0.39 0.67 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:29 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:10:29 ens3 0.50 0.29 0.18 0.30 0.00 0.00 0.00 0.00 21:10:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:20:19 ens3 0.50 0.27 0.18 0.33 0.00 0.00 0.00 0.00 21:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:01 ens3 0.30 0.20 0.11 0.22 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 21:40:02 ens3 5.18 3.98 12.45 3.03 0.00 0.00 0.00 0.00 21:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 1.09 0.80 1.35 0.77 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-v1-8c-8g-16456) 08/29/26 _x86_64_ (4 CPU) 19:44:43 LINUX RESTART (4 CPU) 19:50:15 CPU %user %nice %system %iowait %steal %idle 20:00:19 all 0.20 0.00 0.04 0.02 0.00 99.74 20:00:19 0 0.11 0.00 0.03 0.00 0.00 99.85 20:00:19 1 0.08 0.00 0.04 0.01 0.00 99.86 20:00:19 2 0.50 0.00 0.05 0.01 0.00 99.44 20:00:19 3 0.11 0.00 0.04 0.04 0.00 99.81 20:10:29 all 0.21 0.00 0.03 0.01 0.00 99.75 20:10:29 0 0.07 0.00 0.02 0.01 0.00 99.90 20:10:29 1 0.03 0.00 0.02 0.00 0.00 99.94 20:10:29 2 0.74 0.00 0.04 0.00 0.00 99.22 20:10:29 3 0.01 0.00 0.02 0.04 0.00 99.92 20:20:29 all 0.04 0.00 0.02 0.01 0.00 99.93 20:20:29 0 0.06 0.00 0.01 0.00 0.00 99.92 20:20:29 1 0.02 0.00 0.03 0.00 0.00 99.95 20:20:29 2 0.04 0.00 0.03 0.03 0.00 99.91 20:20:29 3 0.03 0.00 0.02 0.02 0.00 99.93 20:30:29 all 0.17 0.00 0.02 0.01 0.00 99.80 20:30:29 0 0.03 0.00 0.02 0.01 0.00 99.94 20:30:29 1 0.02 0.00 0.03 0.03 0.00 99.92 20:30:29 2 0.02 0.00 0.02 0.00 0.00 99.96 20:30:29 3 0.61 0.00 0.01 0.01 0.00 99.37 20:40:29 all 0.20 0.00 0.03 0.04 0.00 99.72 20:40:29 0 0.03 0.00 0.02 0.00 0.00 99.94 20:40:29 1 0.09 0.00 0.04 0.12 0.00 99.76 20:40:29 2 0.03 0.00 0.03 0.01 0.00 99.93 20:40:29 3 0.67 0.00 0.04 0.04 0.00 99.26 20:50:29 all 0.32 0.00 0.02 0.01 0.00 99.64 20:50:29 0 0.02 0.00 0.02 0.00 0.00 99.96 20:50:29 1 1.21 0.00 0.04 0.00 0.00 98.74 20:50:29 2 0.02 0.00 0.03 0.01 0.00 99.94 20:50:29 3 0.02 0.00 0.01 0.03 0.00 99.94 21:00:01 all 0.15 0.00 0.02 0.01 0.00 99.82 21:00:01 0 0.04 0.00 0.01 0.00 0.00 99.94 21:00:01 1 0.35 0.00 0.05 0.01 0.00 99.60 21:00:01 2 0.16 0.00 0.03 0.01 0.00 99.80 21:00:01 3 0.03 0.00 0.02 0.02 0.00 99.93 21:10:29 all 0.02 0.00 0.02 0.01 0.00 99.94 21:10:29 0 0.01 0.00 0.02 0.00 0.00 99.97 21:10:29 1 0.02 0.00 0.03 0.02 0.00 99.93 21:10:29 2 0.02 0.00 0.03 0.00 0.00 99.95 21:10:29 3 0.03 0.00 0.01 0.02 0.00 99.93 21:20:19 all 0.12 0.00 0.02 0.01 0.00 99.85 21:20:19 0 0.03 0.00 0.03 0.00 0.00 99.93 21:20:19 1 0.43 0.00 0.02 0.01 0.00 99.55 21:20:19 2 0.02 0.00 0.02 0.00 0.00 99.96 21:20:19 3 0.01 0.00 0.01 0.03 0.00 99.96 21:30:01 all 0.23 0.00 0.02 0.01 0.00 99.74 21:30:01 0 0.02 0.00 0.04 0.03 0.00 99.91 21:30:01 1 0.27 0.00 0.03 0.00 0.00 99.70 21:30:01 2 0.02 0.00 0.01 0.01 0.00 99.96 21:30:01 3 0.60 0.00 0.01 0.02 0.00 99.38 21:40:02 all 0.42 0.00 0.04 0.01 0.00 99.53 21:40:02 0 0.14 0.00 0.05 0.03 0.00 99.78 21:40:02 1 0.14 0.00 0.03 0.01 0.00 99.82 21:40:02 2 0.15 0.00 0.03 0.01 0.00 99.81 21:40:02 3 1.24 0.00 0.04 0.01 0.00 98.71 Average: CPU %user %nice %system %iowait %steal %idle Average: all 0.19 0.00 0.03 0.01 0.00 99.77 Average: 0 0.05 0.00 0.03 0.01 0.00 99.91 Average: 1 0.24 0.00 0.03 0.02 0.00 99.71 Average: 2 0.16 0.00 0.03 0.01 0.00 99.81 Average: 3 0.31 0.00 0.02 0.03 0.00 99.65