---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-39 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 60G 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 718 9267 4 6003 14927 Swap: 1023 18 1005 ---> 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:7a:fa:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.251/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80111sec preferred_lft 80111sec inet6 fe80::f816:3eff:fe7a:fa5f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:25:4e:d7:a6:41 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-39) 09/04/26 _x86_64_ (4 CPU) 15:24:12 LINUX RESTART (4 CPU) 15:30:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:30 76.40 27.13 45.96 3.31 333.30 6830.90 3289.79 15:50:12 21.11 1.26 18.83 1.02 16.09 555.35 754.85 16:00:23 19.30 1.60 16.75 0.96 25.52 756.75 1277.47 16:10:38 14.07 0.02 13.37 0.68 0.29 393.80 233.43 16:20:26 4.58 0.04 4.35 0.20 0.39 124.33 85.53 16:30:38 4.90 0.01 4.69 0.20 0.13 136.13 78.45 16:40:38 5.73 0.05 5.47 0.21 0.68 146.83 57.73 16:50:38 5.42 0.01 5.24 0.18 0.04 150.56 47.27 17:00:28 10.56 0.20 9.98 0.38 2.82 562.32 426.38 Average: 18.14 3.42 13.92 0.80 42.82 1086.52 700.72 15:30:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:30 4718992 9813340 6113352 37.34 255772 4716340 7065064 40.55 2191836 8757868 1368 15:50:12 6417832 11441152 4485952 27.40 258364 4646944 5267856 30.24 2205756 7046184 5580 16:00:23 10154384 15315928 615856 3.76 263960 4775056 1375524 7.90 2241236 3308648 9148 16:10:38 6054572 11261840 4667952 28.51 266368 4818260 5332952 30.61 2245900 7380188 68 16:20:26 6076780 11299868 4629928 28.28 267120 4833356 5378120 30.87 2247448 7357332 112 16:30:38 4583452 9824156 6104848 37.29 267596 4850452 6829740 39.20 2249700 8855512 48 16:40:38 4662372 9921120 6008108 36.70 268072 4867940 6708324 38.51 2252920 8764412 36 16:50:38 6154584 11433356 4496632 27.46 268608 4887364 5261628 30.20 2255040 7292808 152 17:00:28 9892980 15315696 615364 3.76 272288 5022180 1359512 7.80 2279836 3526984 20820 Average: 6523994 11736273 4193110 25.61 265350 4824210 4953191 28.43 2241075 6921104 4148 15:30:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:30 lo 18.98 18.98 16.49 16.49 0.00 0.00 0.00 0.00 15:40:30 ens3 1.96 1.74 0.56 0.48 0.00 0.00 0.00 0.00 15:40:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:12 lo 46.47 46.47 20.08 20.08 0.00 0.00 0.00 0.00 15:50:12 ens3 1.83 1.78 0.38 0.34 0.00 0.00 0.00 0.00 15:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:23 lo 20.88 20.88 9.30 9.30 0.00 0.00 0.00 0.00 16:00:23 ens3 1.67 1.67 0.35 1.27 0.00 0.00 0.00 0.00 16:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:38 lo 20.35 20.35 10.68 10.68 0.00 0.00 0.00 0.00 16:10:38 ens3 0.86 0.83 0.16 0.14 0.00 0.00 0.00 0.00 16:10:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:26 lo 22.44 22.44 8.71 8.71 0.00 0.00 0.00 0.00 16:20:26 ens3 0.74 0.61 0.15 0.13 0.00 0.00 0.00 0.00 16:20:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:38 lo 23.07 23.07 10.08 10.08 0.00 0.00 0.00 0.00 16:30:38 ens3 0.64 0.55 0.14 0.11 0.00 0.00 0.00 0.00 16:30:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:38 lo 10.70 10.70 6.26 6.26 0.00 0.00 0.00 0.00 16:40:38 ens3 0.53 0.38 0.09 0.07 0.00 0.00 0.00 0.00 16:40:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:38 lo 15.04 15.04 8.40 8.40 0.00 0.00 0.00 0.00 16:50:38 ens3 0.68 0.63 0.13 0.12 0.00 0.00 0.00 0.00 16:50:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:28 lo 23.63 23.63 11.07 11.07 0.00 0.00 0.00 0.00 17:00:28 ens3 1.05 1.05 0.28 0.25 0.00 0.00 0.00 0.00 17:00:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.30 22.30 11.21 11.21 0.00 0.00 0.00 0.00 Average: ens3 1.11 1.03 0.25 0.32 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-39) 09/04/26 _x86_64_ (4 CPU) 15:24:12 LINUX RESTART (4 CPU) 15:30:17 CPU %user %nice %system %iowait %steal %idle 15:40:30 all 46.18 0.00 1.85 0.20 0.03 51.75 15:40:30 0 46.47 0.00 1.83 0.10 0.03 51.56 15:40:30 1 46.20 0.00 1.85 0.27 0.02 51.65 15:40:30 2 46.17 0.00 1.93 0.23 0.02 51.65 15:40:30 3 45.87 0.00 1.80 0.18 0.03 52.13 15:50:12 all 37.46 0.00 1.68 0.07 0.02 60.76 15:50:12 0 37.00 0.00 1.67 0.07 0.02 61.23 15:50:12 1 37.15 0.00 1.77 0.08 0.02 60.97 15:50:12 2 37.66 0.00 1.53 0.09 0.02 60.69 15:50:12 3 38.03 0.00 1.74 0.04 0.02 60.16 16:00:23 all 25.51 0.00 1.09 0.07 0.02 73.30 16:00:23 0 25.07 0.00 1.08 0.04 0.02 73.78 16:00:23 1 25.30 0.00 1.14 0.07 0.02 73.48 16:00:23 2 26.38 0.00 1.09 0.10 0.02 72.42 16:00:23 3 25.32 0.00 1.06 0.08 0.02 73.53 16:10:38 all 23.31 0.00 0.93 0.05 0.01 75.70 16:10:38 0 22.57 0.00 0.98 0.09 0.01 76.35 16:10:38 1 23.43 0.00 0.91 0.02 0.01 75.62 16:10:38 2 23.19 0.00 1.02 0.05 0.01 75.74 16:10:38 3 24.06 0.00 0.81 0.05 0.01 75.07 16:20:26 all 8.32 0.00 0.47 0.03 0.01 91.17 16:20:26 0 8.45 0.00 0.49 0.00 0.01 91.05 16:20:26 1 8.39 0.00 0.47 0.03 0.01 91.10 16:20:26 2 8.24 0.00 0.51 0.07 0.01 91.17 16:20:26 3 8.20 0.00 0.42 0.01 0.01 91.35 16:30:38 all 9.57 0.00 0.56 0.02 0.02 89.83 16:30:38 0 9.34 0.00 0.63 0.02 0.01 90.00 16:30:38 1 9.89 0.00 0.63 0.04 0.01 89.43 16:30:38 2 10.00 0.00 0.47 0.01 0.01 89.51 16:30:38 3 9.06 0.00 0.51 0.02 0.02 90.38 16:40:38 all 8.24 0.00 0.53 0.03 0.01 91.19 16:40:38 0 8.11 0.00 0.50 0.03 0.01 91.36 16:40:38 1 8.17 0.00 0.53 0.03 0.01 91.26 16:40:38 2 8.03 0.00 0.49 0.01 0.01 91.46 16:40:38 3 8.66 0.00 0.59 0.05 0.02 90.68 16:50:38 all 7.41 0.00 0.52 0.03 0.01 92.03 16:50:38 0 7.00 0.00 0.50 0.05 0.01 92.44 16:50:38 1 7.66 0.00 0.55 0.02 0.01 91.76 16:50:38 2 7.26 0.00 0.45 0.04 0.01 92.24 16:50:38 3 7.72 0.00 0.57 0.01 0.01 91.69 17:00:28 all 13.93 0.00 0.72 0.05 0.01 85.29 17:00:28 0 13.82 0.00 0.71 0.03 0.01 85.44 17:00:28 1 13.37 0.00 0.70 0.01 0.01 85.91 17:00:28 2 13.94 0.00 0.75 0.11 0.01 85.19 17:00:28 3 14.59 0.00 0.73 0.05 0.01 84.62 Average: all 20.03 0.00 0.93 0.06 0.02 78.97 Average: 0 19.80 0.00 0.93 0.05 0.02 79.21 Average: 1 19.98 0.00 0.95 0.06 0.02 78.99 Average: 2 20.13 0.00 0.92 0.08 0.02 78.86 Average: 3 20.20 0.00 0.91 0.05 0.02 78.81