---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-61159 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 725 6713 4 8550 14920 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:6c:f4:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79982sec preferred_lft 79982sec inet6 fe80::f816:3eff:fe6c:f45e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:6c:1d:41:c5:b4 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 inet6 fe80::dc6c:1dff:fe41:c5b4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-61159) 10/01/26 _x86_64_ (4 CPU) 15:55:53 LINUX RESTART (4 CPU) 16:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:10:00 56.59 1.81 52.72 2.05 106.64 24339.43 12839.81 16:20:00 7.57 0.27 6.95 0.36 15.77 206.49 358.67 16:30:00 8.19 0.02 7.73 0.44 0.95 278.65 670.27 16:40:00 37.92 0.80 34.96 2.16 12.55 3162.59 1704.52 16:50:00 20.73 0.00 19.77 0.96 0.01 562.91 717.98 17:00:00 5.22 0.05 4.98 0.19 1.97 145.80 59.54 17:10:00 5.20 0.00 5.02 0.18 0.00 159.60 99.84 17:20:00 4.83 0.00 4.64 0.19 0.00 156.03 54.35 17:30:00 8.61 0.01 8.18 0.42 0.07 560.89 125.45 17:40:00 7.75 0.00 7.46 0.30 0.01 303.64 133.41 Average: 16.26 0.30 15.24 0.72 13.80 2987.58 1676.32 16:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:00 217636 8547756 7378508 45.06 230132 7935396 8175168 46.93 1899908 13532596 312 16:20:00 2694604 11041412 4886296 29.84 232004 7950088 5621008 32.26 1950668 11000292 236 16:30:00 1274140 9556560 6370084 38.91 233708 7884744 7159528 41.10 1954396 12427488 224 16:40:00 4599900 12214532 3712712 22.68 256572 7191412 4757592 27.31 2195060 8859768 12504 16:50:00 3790796 11469900 4457856 27.23 259364 7252684 5251476 30.14 2214952 9646288 264 17:00:00 3648280 11347256 4580424 27.98 260040 7271872 5348160 30.70 2216848 9787792 100 17:10:00 2072204 9794288 6132512 37.45 260816 7294128 6918088 39.71 2219136 11351628 576 17:20:00 1932640 9677860 6248960 38.17 261676 7316360 6968184 40.00 2222920 11475668 96 17:30:00 3420000 11296020 4631088 28.28 265372 7436692 5412916 31.07 2230248 9994492 64 17:40:00 2660524 10591124 5335732 32.59 266156 7489192 6127620 35.17 2249444 10715824 348 Average: 2631072 10553671 5373417 32.82 252584 7502257 6173974 35.44 2135358 10879184 1472 16:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:00 lo 9.54 9.54 7.45 7.45 0.00 0.00 0.00 0.00 16:10:00 ens3 57.41 43.32 666.04 3.87 0.00 0.00 0.00 0.00 16:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:00 lo 14.96 14.96 8.10 8.10 0.00 0.00 0.00 0.00 16:20:00 ens3 0.71 0.54 0.15 0.12 0.00 0.00 0.00 0.00 16:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:00 lo 9.88 9.88 6.17 6.17 0.00 0.00 0.00 0.00 16:30:00 ens3 0.49 0.39 0.09 0.07 0.00 0.00 0.00 0.00 16:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:00 lo 19.65 19.65 16.31 16.31 0.00 0.00 0.00 0.00 16:40:00 ens3 1.79 1.62 0.50 0.43 0.00 0.00 0.00 0.00 16:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:00 lo 31.69 31.69 15.34 15.34 0.00 0.00 0.00 0.00 16:50:00 ens3 1.19 1.07 0.24 0.21 0.00 0.00 0.00 0.00 16:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:00 lo 22.49 22.49 8.85 8.85 0.00 0.00 0.00 0.00 17:00:00 ens3 0.74 0.87 0.14 0.83 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 17:10:00 lo 26.26 26.26 11.40 11.40 0.00 0.00 0.00 0.00 17:10:00 ens3 0.98 0.51 0.22 0.34 0.00 0.00 0.00 0.00 17:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:00 lo 15.97 15.97 9.77 9.77 0.00 0.00 0.00 0.00 17:20:00 ens3 0.66 0.52 0.15 0.12 0.00 0.00 0.00 0.00 17:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:00 lo 14.53 14.53 7.72 7.72 0.00 0.00 0.00 0.00 17:30:00 ens3 0.82 0.66 0.21 0.17 0.00 0.00 0.00 0.00 17:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:00 lo 24.26 24.26 10.34 10.34 0.00 0.00 0.00 0.00 17:40:00 ens3 1.16 0.76 0.32 0.24 0.00 0.00 0.00 0.00 17:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.92 18.92 10.14 10.14 0.00 0.00 0.00 0.00 Average: ens3 6.59 5.03 66.81 0.64 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-61159) 10/01/26 _x86_64_ (4 CPU) 15:55:53 LINUX RESTART (4 CPU) 16:00:00 CPU %user %nice %system %iowait %steal %idle 16:10:00 all 30.07 0.00 1.54 0.36 0.02 68.01 16:10:00 0 29.11 0.00 1.51 0.31 0.02 69.04 16:10:00 1 31.89 0.00 1.84 0.39 0.02 65.87 16:10:00 2 29.09 0.00 1.47 0.47 0.03 68.94 16:10:00 3 30.18 0.00 1.35 0.27 0.03 68.17 16:20:00 all 15.12 0.00 0.72 0.04 0.01 84.11 16:20:00 0 14.57 0.00 0.84 0.08 0.01 84.50 16:20:00 1 15.30 0.00 0.69 0.05 0.01 83.94 16:20:00 2 15.62 0.00 0.69 0.01 0.01 83.68 16:20:00 3 15.00 0.00 0.66 0.02 0.01 84.31 16:30:00 all 16.96 0.00 0.83 0.05 0.01 82.15 16:30:00 0 17.12 0.00 0.94 0.07 0.01 81.87 16:30:00 1 16.52 0.00 0.75 0.03 0.01 82.70 16:30:00 2 17.18 0.00 0.81 0.04 0.01 81.97 16:30:00 3 17.05 0.00 0.83 0.07 0.01 82.05 16:40:00 all 50.99 0.00 2.13 0.13 0.04 46.71 16:40:00 0 50.68 0.00 2.05 0.04 0.03 47.20 16:40:00 1 50.76 0.00 1.98 0.19 0.04 47.03 16:40:00 2 51.17 0.00 2.28 0.21 0.06 46.28 16:40:00 3 51.34 0.00 2.19 0.08 0.04 46.35 16:50:00 all 32.73 0.00 1.36 0.07 0.03 65.81 16:50:00 0 32.16 0.00 1.46 0.07 0.02 66.29 16:50:00 1 33.32 0.00 1.24 0.06 0.03 65.35 16:50:00 2 32.41 0.00 1.45 0.03 0.04 66.07 16:50:00 3 33.02 0.00 1.28 0.13 0.03 65.55 17:00:00 all 8.69 0.00 0.45 0.03 0.01 90.82 17:00:00 0 8.91 0.00 0.48 0.01 0.01 90.58 17:00:00 1 8.43 0.00 0.41 0.02 0.01 91.13 17:00:00 2 8.84 0.00 0.56 0.03 0.02 90.56 17:00:00 3 8.57 0.00 0.36 0.05 0.01 91.00 17:10:00 all 10.59 0.00 0.51 0.04 0.02 88.84 17:10:00 0 10.62 0.00 0.52 0.04 0.02 88.81 17:10:00 1 10.57 0.00 0.53 0.03 0.02 88.85 17:10:00 2 10.37 0.00 0.48 0.04 0.02 89.10 17:10:00 3 10.79 0.00 0.51 0.06 0.02 88.62 17:20:00 all 9.57 0.00 0.57 0.03 0.01 89.83 17:20:00 0 9.55 0.00 0.64 0.01 0.01 89.79 17:20:00 1 9.73 0.00 0.62 0.04 0.01 89.60 17:20:00 2 9.00 0.00 0.51 0.02 0.01 90.46 17:20:00 3 9.98 0.00 0.51 0.03 0.01 89.47 17:30:00 all 13.46 0.00 0.69 0.05 0.02 85.78 17:30:00 0 13.16 0.00 0.73 0.04 0.02 86.06 17:30:00 1 13.85 0.00 0.73 0.08 0.02 85.33 17:30:00 2 13.44 0.00 0.64 0.06 0.02 85.84 17:30:00 3 13.40 0.00 0.66 0.04 0.01 85.88 17:40:00 all 15.71 0.00 0.81 0.05 0.01 83.42 17:40:00 0 15.54 0.00 0.81 0.05 0.01 83.59 17:40:00 1 16.18 0.00 0.84 0.10 0.01 82.86 17:40:00 2 15.85 0.00 0.77 0.01 0.01 83.35 17:40:00 3 15.26 0.00 0.82 0.03 0.01 83.88 Average: all 20.39 0.00 0.96 0.08 0.02 78.54 Average: 0 20.15 0.00 1.00 0.07 0.02 78.76 Average: 1 20.66 0.00 0.96 0.10 0.02 78.26 Average: 2 20.30 0.00 0.97 0.09 0.02 78.62 Average: 3 20.46 0.00 0.92 0.08 0.02 78.53