---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6861 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 11G 67G 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 640 10355 4 4992 15005 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:07:7b:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.130/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81919sec preferred_lft 81919sec inet6 fe80::f816:3eff:fe07:7bd2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:08:e1:41:b5:3d 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-6861) 09/10/26 _x86_64_ (4 CPU) 16:17:42 LINUX RESTART (4 CPU) 16:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:02 1.72 0.04 1.68 0.01 1.55 20.73 216.66 16:40:02 1.45 0.00 1.45 0.00 0.04 17.16 0.00 16:50:02 14.23 0.00 1.49 12.74 0.15 17.25 242627.46 17:00:02 1.21 0.00 1.21 0.00 0.00 14.04 0.00 17:10:02 25.11 1.36 23.39 0.36 98.47 928.89 332.19 17:20:02 15.29 2.96 11.89 0.44 166.09 3639.85 298.76 17:30:02 19.05 0.53 17.18 1.34 19.85 2381.08 5429.31 Average: 11.15 0.70 8.33 2.13 40.88 1002.72 35557.77 16:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:02 13757364 15538212 480212 2.93 53756 1954884 1172404 6.73 193504 2172388 196 16:40:02 13756384 15537916 480456 2.93 54392 1954904 1172404 6.73 194152 2173164 208 16:50:02 13750084 15537436 480932 2.94 55260 1959852 1172404 6.73 199824 2174164 200 17:00:02 13749728 15537636 480728 2.94 55668 1959988 1172404 6.73 200232 2175584 204 17:10:02 13188144 15400860 592032 3.62 83216 2335920 1237212 7.10 269204 2621628 203800 17:20:02 9233320 12329868 3632468 22.19 115872 3139816 3886564 22.31 496888 6284608 28 17:30:02 9212168 13071044 2886868 17.63 136652 3839640 3093584 17.76 717096 6029692 271016 Average: 12378170 14707567 1290528 7.88 79259 2449286 1843854 10.58 324414 3375890 67950 16:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 16:30:02 ens3 0.34 0.13 0.08 0.04 0.00 0.00 0.00 0.00 16:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:40:02 ens3 0.28 0.07 0.03 0.02 0.00 0.00 0.00 0.00 16:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:50:02 ens3 0.29 0.09 0.04 0.02 0.00 0.00 0.00 0.00 16:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:00:02 ens3 0.30 0.11 0.06 0.04 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 17:10:02 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 17:10:02 ens3 31.11 23.28 171.08 5.02 0.00 0.00 0.00 0.00 17:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:02 lo 1.08 1.08 0.43 0.43 0.00 0.00 0.00 0.00 17:20:02 ens3 92.84 74.16 732.26 9.77 0.00 0.00 0.00 0.00 17:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:02 lo 526.05 526.05 501.42 501.42 0.00 0.00 0.00 0.00 17:30:02 ens3 54.05 41.30 452.82 4.82 0.00 0.00 0.00 0.00 17:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 75.39 75.39 71.70 71.70 0.00 0.00 0.00 0.00 Average: ens3 25.60 19.88 193.77 2.82 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-6861) 09/10/26 _x86_64_ (4 CPU) 16:17:42 LINUX RESTART (4 CPU) 16:20:02 CPU %user %nice %system %iowait %steal %idle 16:30:02 all 0.24 0.00 0.03 0.01 0.00 99.71 16:30:02 0 0.83 0.00 0.04 0.00 0.00 99.13 16:30:02 1 0.01 0.00 0.02 0.00 0.00 99.96 16:30:02 2 0.07 0.00 0.03 0.04 0.01 99.85 16:30:02 3 0.05 0.00 0.03 0.00 0.00 99.91 16:40:02 all 0.06 0.00 0.02 0.01 0.00 99.90 16:40:02 0 0.15 0.00 0.02 0.00 0.00 99.82 16:40:02 1 0.02 0.00 0.02 0.02 0.00 99.95 16:40:02 2 0.04 0.00 0.04 0.02 0.01 99.89 16:40:02 3 0.03 0.00 0.01 0.00 0.00 99.95 16:50:02 all 0.21 0.00 0.04 0.04 0.00 99.71 16:50:02 0 0.77 0.00 0.04 0.00 0.00 99.18 16:50:02 1 0.02 0.00 0.03 0.05 0.01 99.90 16:50:02 2 0.02 0.00 0.03 0.00 0.01 99.94 16:50:02 3 0.03 0.00 0.04 0.10 0.00 99.83 17:00:02 all 0.21 0.00 0.03 0.01 0.00 99.75 17:00:02 0 0.03 0.00 0.03 0.00 0.00 99.93 17:00:02 1 0.01 0.00 0.02 0.01 0.00 99.96 17:00:02 2 0.76 0.00 0.06 0.02 0.00 99.15 17:00:02 3 0.03 0.00 0.01 0.00 0.00 99.95 17:10:02 all 1.89 0.00 0.22 0.22 0.00 97.66 17:10:02 0 1.93 0.00 0.17 0.06 0.01 97.84 17:10:02 1 2.27 0.00 0.28 0.32 0.00 97.13 17:10:02 2 2.36 0.00 0.28 0.20 0.01 97.15 17:10:02 3 1.01 0.00 0.15 0.33 0.00 98.51 17:20:02 all 52.21 0.00 1.18 0.08 0.03 46.50 17:20:02 0 48.79 0.00 1.18 0.12 0.03 49.87 17:20:02 1 54.75 0.00 1.11 0.05 0.03 44.04 17:20:02 2 57.46 0.00 1.34 0.10 0.04 41.06 17:20:02 3 47.84 0.00 1.08 0.03 0.03 51.03 17:30:02 all 58.45 0.00 1.46 0.18 0.05 39.86 17:30:02 0 49.60 0.00 1.42 0.19 0.05 48.74 17:30:02 1 52.17 0.00 1.50 0.15 0.03 46.14 17:30:02 2 77.37 0.00 1.45 0.31 0.06 20.81 17:30:02 3 54.69 0.00 1.48 0.06 0.04 43.72 Average: all 16.19 0.00 0.43 0.08 0.01 83.30 Average: 0 14.59 0.00 0.42 0.05 0.01 84.92 Average: 1 15.61 0.00 0.43 0.08 0.01 83.87 Average: 2 19.73 0.00 0.46 0.10 0.02 79.69 Average: 3 14.81 0.00 0.40 0.07 0.01 84.70