---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2924 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 18G 61G 23% / 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 697 11060 4 4230 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:0c:84:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79864sec preferred_lft 79864sec inet6 fe80::f816:3eff:fe0c:8456/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:4c:d6:48:c7:4a 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-2924) 09/07/26 _x86_64_ (4 CPU) 11:55:38 LINUX RESTART (4 CPU) 12:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:03 74.79 2.09 68.90 3.79 125.60 31430.11 10317.21 12:20:03 56.28 26.86 27.82 1.60 250.28 1635.33 1717.31 12:30:01 26.34 0.34 10.00 15.99 15.06 315.79 212943.62 12:40:00 19.41 0.08 18.43 0.90 2.66 736.26 1159.76 12:50:01 11.00 0.01 10.43 0.56 0.83 310.06 401.26 13:00:01 4.88 0.07 4.62 0.19 2.86 119.31 82.78 13:10:03 17.85 12.03 5.59 0.23 145.16 162.45 625.90 13:20:01 5.33 0.01 5.13 0.20 0.60 145.88 68.27 13:30:01 8.41 0.00 8.06 0.34 0.27 357.16 3279.84 13:40:03 9.57 0.01 9.18 0.38 0.65 478.21 283.98 Average: 23.40 4.15 16.83 2.42 54.45 3576.00 23041.05 12:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:03 164896 5453940 10473640 63.97 249460 4913264 11694744 67.13 2066200 13450436 2352 12:20:03 4131088 7258072 8677716 53.00 256692 2874244 9418972 54.06 2174736 9507996 328 12:30:01 8170760 11331420 4605800 28.13 258452 2906236 5346964 30.69 2199884 5433580 296 12:40:00 10998452 14292492 1648568 10.07 264464 3033644 3011716 17.29 2228032 2622744 9268 12:50:01 8113648 11440364 4499400 27.48 266092 3064692 5222572 29.98 2231496 5486644 280 13:00:01 8048260 11389648 4550080 27.79 266672 3078784 5307664 30.47 2233444 5559128 560 13:10:03 6477676 9890604 6048164 36.94 272612 3136032 6735032 38.66 2276660 7061804 396 13:20:01 6402164 9833528 6105260 37.29 273384 3153704 6841144 39.27 2279680 7139860 296 13:30:01 9814152 13362040 2578652 15.75 277028 3262336 3682800 21.14 2286316 3732988 60132 13:40:03 7415172 11006424 4933208 30.13 278320 3304260 5863960 33.66 2306244 6085240 448 Average: 6973627 10525853 5412049 33.05 266318 3272720 6312557 36.23 2228269 6608042 7436 12:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:03 lo 9.53 9.53 9.89 9.89 0.00 0.00 0.00 0.00 12:10:03 ens3 92.28 73.29 1016.36 7.03 0.00 0.00 0.00 0.00 12:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:03 lo 37.73 37.73 19.13 19.13 0.00 0.00 0.00 0.00 12:20:03 ens3 1.70 2.00 0.40 0.38 0.00 0.00 0.00 0.00 12:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 31.32 31.32 12.84 12.84 0.00 0.00 0.00 0.00 12:30:01 ens3 1.07 1.02 0.19 1.05 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:00 lo 10.25 10.25 4.85 4.85 0.00 0.00 0.00 0.00 12:40:00 ens3 1.04 0.90 0.28 0.23 0.00 0.00 0.00 0.00 12:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 18.44 18.44 10.18 10.18 0.00 0.00 0.00 0.00 12:50:01 ens3 0.77 0.81 0.16 0.14 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 15.16 15.16 6.22 6.22 0.00 0.00 0.00 0.00 13:00:01 ens3 0.73 0.57 0.23 0.18 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:03 lo 26.93 26.93 11.31 11.31 0.00 0.00 0.00 0.00 13:10:03 ens3 0.54 0.49 0.11 0.09 0.00 0.00 0.00 0.00 13:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 18.44 18.44 10.35 10.35 0.00 0.00 0.00 0.00 13:20:01 ens3 0.68 0.61 0.16 0.13 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 10.65 10.65 5.49 5.49 0.00 0.00 0.00 0.00 13:30:01 ens3 0.67 0.64 0.19 0.15 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:03 lo 24.05 24.05 11.83 11.83 0.00 0.00 0.00 0.00 13:40:03 ens3 0.83 0.75 0.17 0.14 0.00 0.00 0.00 0.00 13:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.25 20.25 10.21 10.21 0.00 0.00 0.00 0.00 Average: ens3 10.05 8.13 102.05 0.95 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-2924) 09/07/26 _x86_64_ (4 CPU) 11:55:38 LINUX RESTART (4 CPU) 12:00:01 CPU %user %nice %system %iowait %steal %idle 12:10:03 all 46.95 0.00 2.33 0.30 0.03 50.40 12:10:03 0 45.61 0.00 2.24 0.58 0.03 51.55 12:10:03 1 46.72 0.00 2.32 0.20 0.02 50.73 12:10:03 2 46.36 0.00 2.24 0.21 0.03 51.16 12:10:03 3 49.10 0.00 2.50 0.22 0.02 48.16 12:20:03 all 41.92 0.00 1.86 0.13 0.03 56.07 12:20:03 0 42.21 0.00 1.91 0.10 0.03 55.74 12:20:03 1 41.19 0.00 1.96 0.17 0.03 56.64 12:20:03 2 43.25 0.00 1.75 0.12 0.03 54.85 12:20:03 3 41.02 0.00 1.81 0.12 0.03 57.03 12:30:01 all 20.28 0.00 1.06 0.07 0.02 78.58 12:30:01 0 20.62 0.00 1.18 0.10 0.01 78.09 12:30:01 1 20.83 0.00 1.06 0.05 0.02 78.04 12:30:01 2 20.30 0.00 0.96 0.04 0.02 78.68 12:30:01 3 19.36 0.00 1.04 0.08 0.02 79.51 12:40:00 all 24.98 0.00 1.02 0.07 0.01 73.91 12:40:00 0 24.63 0.00 1.01 0.03 0.01 74.32 12:40:00 1 24.66 0.00 1.02 0.19 0.01 74.12 12:40:00 2 25.74 0.00 1.02 0.03 0.01 73.19 12:40:00 3 24.90 0.00 1.03 0.05 0.01 74.00 12:50:01 all 17.71 0.00 0.69 0.06 0.01 81.53 12:50:01 0 17.68 0.00 0.65 0.04 0.01 81.63 12:50:01 1 17.32 0.00 0.70 0.13 0.01 81.84 12:50:01 2 17.88 0.00 0.73 0.04 0.01 81.34 12:50:01 3 17.97 0.00 0.69 0.04 0.01 81.29 13:00:01 all 7.00 0.00 0.34 0.02 0.01 92.63 13:00:01 0 7.13 0.00 0.36 0.01 0.01 92.48 13:00:01 1 6.93 0.00 0.34 0.02 0.01 92.70 13:00:01 2 6.46 0.00 0.37 0.06 0.01 93.10 13:00:01 3 7.47 0.00 0.29 0.01 0.01 92.23 13:10:03 all 9.46 0.07 0.43 0.10 0.01 89.93 13:10:03 0 9.70 0.00 0.39 0.02 0.01 89.88 13:10:03 1 9.49 0.26 0.49 0.31 0.01 89.43 13:10:03 2 9.37 0.01 0.41 0.03 0.01 90.18 13:10:03 3 9.28 0.01 0.43 0.04 0.01 90.23 13:20:01 all 9.28 0.00 0.56 0.03 0.01 90.12 13:20:01 0 9.12 0.00 0.51 0.02 0.01 90.34 13:20:01 1 9.40 0.00 0.57 0.02 0.02 90.00 13:20:01 2 9.03 0.00 0.59 0.06 0.01 90.30 13:20:01 3 9.57 0.00 0.57 0.01 0.02 89.84 13:30:01 all 9.26 0.00 0.54 0.03 0.01 90.15 13:30:01 0 8.80 0.00 0.57 0.01 0.01 90.61 13:30:01 1 9.20 0.00 0.56 0.05 0.02 90.19 13:30:01 2 9.48 0.00 0.51 0.02 0.01 89.98 13:30:01 3 9.58 0.00 0.50 0.06 0.02 89.84 13:40:03 all 15.34 0.00 0.66 0.04 0.01 83.95 13:40:03 0 14.81 0.00 0.69 0.03 0.02 84.45 13:40:03 1 15.63 0.00 0.59 0.03 0.01 83.74 13:40:03 2 15.30 0.00 0.64 0.04 0.01 84.01 13:40:03 3 15.65 0.00 0.70 0.06 0.02 83.58 Average: all 20.23 0.01 0.95 0.09 0.02 78.72 Average: 0 20.04 0.00 0.95 0.09 0.02 78.90 Average: 1 20.14 0.03 0.96 0.12 0.02 78.74 Average: 2 20.32 0.00 0.92 0.06 0.02 78.67 Average: 3 20.40 0.00 0.96 0.07 0.02 78.56