---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3183 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 719 6734 4 8535 14926 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:64:4a:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.99/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79347sec preferred_lft 79347sec inet6 fe80::f816:3eff:fe64:4ae1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:3d:c8:67:67:75 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::a83d:c8ff:fe67:6775/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-3183) 09/08/26 _x86_64_ (4 CPU) 16:30:31 LINUX RESTART (4 CPU) 16:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:01 16.97 0.86 15.26 0.86 75.89 1484.18 1134.54 17:00:02 5.90 0.00 5.60 0.29 0.04 160.13 1152.64 17:10:01 7.63 0.00 7.22 0.41 0.01 259.38 861.02 17:20:01 37.35 0.76 34.56 2.04 9.80 3142.20 2600.23 17:30:08 18.35 0.00 17.57 0.78 0.36 558.05 463.64 17:40:01 5.34 0.00 5.17 0.17 0.00 147.07 56.28 17:50:00 5.85 0.00 5.67 0.18 0.00 166.18 70.05 18:00:08 6.38 0.00 6.17 0.20 0.00 171.11 67.16 18:10:08 9.63 0.01 9.25 0.38 0.04 570.64 124.70 18:20:01 5.62 0.00 5.46 0.15 0.00 177.43 43.18 Average: 11.92 0.16 11.21 0.55 8.61 683.91 657.71 16:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:01 3526300 11462532 4465636 27.27 232268 7544028 5382492 30.90 1948032 10173700 1096 17:00:02 2817604 10762052 5165452 31.55 233504 7550928 6782328 38.93 1964884 10853652 208 17:10:01 1619576 9583012 6343468 38.74 235160 7568068 7374420 42.33 1971256 12044488 64 17:20:01 4098052 11689172 4237944 25.88 257456 7166372 4965500 28.50 2207948 9339620 1148 17:30:08 3776976 11443796 4483820 27.39 260360 7238856 5312980 30.50 2228308 9650672 132 17:40:01 3698876 11384440 4543096 27.75 260920 7257044 5349800 30.71 2229552 9713368 72 17:50:00 2009380 9717596 6209064 37.92 261804 7278764 6901084 39.61 2231736 11399084 540 18:00:08 2140672 9871568 6055112 36.98 262552 7300624 6845164 39.29 2235324 11269148 80 18:10:08 3766856 11628488 4298860 26.26 266280 7420532 5176480 29.71 2242768 9640324 1920 18:20:01 3300784 11189480 4737548 28.94 267008 7446428 5358800 30.76 2251324 10088468 492 Average: 3075508 10873214 5054000 30.87 253731 7377164 5944905 34.12 2151113 10417252 575 16:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:01 lo 9.28 9.28 6.50 6.50 0.00 0.00 0.00 0.00 16:50:01 ens3 3.35 1.29 0.80 1.31 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:02 lo 14.92 14.92 7.69 7.69 0.00 0.00 0.00 0.00 17:00:02 ens3 0.82 0.59 0.22 0.17 0.00 0.00 0.00 0.00 17:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 lo 11.66 11.66 6.83 6.83 0.00 0.00 0.00 0.00 17:10:01 ens3 0.68 0.42 0.15 0.10 0.00 0.00 0.00 0.00 17:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 lo 20.55 20.55 16.64 16.64 0.00 0.00 0.00 0.00 17:20:01 ens3 2.25 1.84 0.57 0.47 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:08 lo 27.23 27.23 13.29 13.29 0.00 0.00 0.00 0.00 17:30:08 ens3 3.18 1.16 0.59 0.30 0.00 0.00 0.00 0.00 17:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 lo 20.71 20.71 8.71 8.71 0.00 0.00 0.00 0.00 17:40:01 ens3 0.95 0.61 0.17 0.13 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:00 lo 27.13 27.13 11.34 11.34 0.00 0.00 0.00 0.00 17:50:00 ens3 1.80 0.59 0.37 0.20 0.00 0.00 0.00 0.00 17:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:08 lo 12.95 12.95 7.53 7.53 0.00 0.00 0.00 0.00 18:00:08 ens3 0.67 0.44 0.14 0.10 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 14.26 14.26 8.65 8.65 0.00 0.00 0.00 0.00 18:10:08 ens3 0.93 0.79 0.22 0.18 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 18:20:01 lo 16.85 16.85 7.20 7.20 0.00 0.00 0.00 0.00 18:20:01 ens3 0.81 0.61 0.17 0.14 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.56 17.56 9.44 9.44 0.00 0.00 0.00 0.00 Average: ens3 1.55 0.83 0.34 0.31 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-3183) 09/08/26 _x86_64_ (4 CPU) 16:30:31 LINUX RESTART (4 CPU) 16:40:01 CPU %user %nice %system %iowait %steal %idle 16:50:01 all 19.86 0.00 1.01 0.09 0.02 79.02 16:50:01 0 20.29 0.00 1.13 0.06 0.02 78.51 16:50:01 1 19.57 0.00 1.01 0.15 0.02 79.24 16:50:01 2 19.45 0.00 0.95 0.03 0.02 79.55 16:50:01 3 20.14 0.00 0.94 0.13 0.02 78.78 17:00:02 all 10.25 0.00 0.47 0.03 0.02 89.24 17:00:02 0 10.31 0.00 0.49 0.04 0.01 89.16 17:00:02 1 10.94 0.00 0.54 0.03 0.01 88.48 17:00:02 2 9.46 0.00 0.43 0.06 0.02 90.03 17:00:02 3 10.27 0.00 0.41 0.01 0.02 89.29 17:10:01 all 16.19 0.00 0.73 0.03 0.01 83.03 17:10:01 0 16.25 0.00 0.69 0.04 0.01 83.01 17:10:01 1 15.95 0.00 0.78 0.03 0.02 83.22 17:10:01 2 16.17 0.00 0.72 0.02 0.01 83.07 17:10:01 3 16.41 0.00 0.73 0.02 0.02 82.83 17:20:01 all 45.23 0.00 1.71 0.12 0.03 52.91 17:20:01 0 45.43 0.00 1.82 0.19 0.03 52.52 17:20:01 1 44.39 0.00 1.57 0.14 0.03 53.87 17:20:01 2 46.09 0.00 1.81 0.10 0.03 51.98 17:20:01 3 45.01 0.00 1.65 0.06 0.03 53.26 17:30:08 all 31.96 0.00 1.23 0.19 0.02 66.60 17:30:08 0 32.40 0.00 1.36 0.12 0.02 66.09 17:30:08 1 31.75 0.00 1.18 0.24 0.03 66.80 17:30:08 2 31.70 0.00 1.16 0.24 0.02 66.88 17:30:08 3 31.97 0.00 1.23 0.16 0.02 66.62 17:40:01 all 8.99 0.00 0.59 0.03 0.02 90.38 17:40:01 0 8.93 0.00 0.57 0.01 0.02 90.47 17:40:01 1 9.21 0.00 0.52 0.02 0.02 90.23 17:40:01 2 9.19 0.00 0.60 0.05 0.02 90.13 17:40:01 3 8.61 0.00 0.68 0.02 0.02 90.67 17:50:00 all 10.71 0.00 0.54 0.03 0.02 88.70 17:50:00 0 10.45 0.00 0.57 0.01 0.02 88.95 17:50:00 1 11.39 0.00 0.57 0.02 0.02 88.00 17:50:00 2 10.30 0.00 0.52 0.06 0.02 89.10 17:50:00 3 10.71 0.00 0.49 0.01 0.02 88.77 18:00:08 all 9.09 0.00 0.48 0.02 0.02 90.38 18:00:08 0 9.31 0.00 0.47 0.03 0.02 90.17 18:00:08 1 9.45 0.00 0.52 0.01 0.02 90.00 18:00:08 2 8.78 0.00 0.45 0.03 0.03 90.71 18:00:08 3 8.83 0.00 0.49 0.02 0.02 90.63 18:10:08 all 12.55 0.00 0.67 0.05 0.02 86.72 18:10:08 0 11.94 0.00 0.66 0.03 0.02 87.36 18:10:08 1 12.45 0.00 0.66 0.12 0.02 86.76 18:10:08 2 13.44 0.00 0.70 0.02 0.02 85.81 18:10:08 3 12.35 0.00 0.66 0.02 0.02 86.95 18:20:01 all 8.81 0.00 0.48 0.02 0.02 90.68 18:20:01 0 8.88 0.00 0.55 0.01 0.02 90.54 18:20:01 1 8.81 0.00 0.45 0.02 0.02 90.71 18:20:01 2 8.87 0.00 0.45 0.03 0.02 90.63 18:20:01 3 8.66 0.00 0.45 0.03 0.02 90.83 Average: all 17.40 0.00 0.79 0.06 0.02 81.73 Average: 0 17.45 0.00 0.83 0.05 0.02 81.64 Average: 1 17.43 0.00 0.78 0.08 0.02 81.69 Average: 2 17.38 0.00 0.78 0.06 0.02 81.76 Average: 3 17.32 0.00 0.77 0.05 0.02 81.84