---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-60913 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 6849 4 8414 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:33:15:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80027sec preferred_lft 80027sec inet6 fe80::f816:3eff:fe33:15fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:22:78:36:7e:ed 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::d422:78ff:fe36:7eed/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-60913) 09/30/26 _x86_64_ (4 CPU) 18:35:43 LINUX RESTART (4 CPU) 18:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:01 56.17 1.76 52.13 2.28 101.74 27150.37 7768.15 19:00:00 22.74 0.29 7.24 15.21 18.91 196.51 218222.46 19:10:01 7.47 0.00 7.02 0.45 0.01 267.21 1700.76 19:20:01 36.30 0.78 33.69 1.82 10.33 3089.47 1996.74 19:30:01 21.64 0.00 20.69 0.95 0.00 632.41 409.13 19:40:01 5.62 0.00 5.46 0.17 0.00 148.05 129.21 19:50:01 6.08 0.00 5.90 0.18 0.00 179.80 247.85 20:00:01 5.10 0.00 4.93 0.17 0.00 156.19 61.15 20:10:01 12.10 0.00 11.57 0.53 0.03 683.01 290.35 20:20:01 6.35 0.00 6.17 0.18 0.00 194.33 47.17 Average: 17.95 0.28 15.48 2.19 13.10 3269.80 23048.70 18:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 796200 8852616 7073404 43.20 231324 7663860 8135228 46.70 1909812 12933504 104 19:00:00 3002236 11080340 4847372 29.61 233152 7683528 5617532 32.24 1967648 10672972 12 19:10:01 1544484 9640392 6286344 38.39 235080 7699432 7029016 40.35 1974328 12120708 80 19:20:01 4511948 11937948 3989124 24.36 257420 7005096 4708980 27.03 2207236 8934596 576 19:30:01 4011592 11523720 4404320 26.90 260780 7087452 5227024 30.00 2229552 9408956 384 19:40:01 3927384 11457944 4469860 27.30 261416 7105200 5226188 30.00 2230764 9500212 252 19:50:01 2191144 9743568 6183336 37.77 262184 7126240 6934544 39.80 2232852 11215204 372 20:00:01 2187100 9762536 6164504 37.65 263132 7148280 6952224 39.91 2236736 11224296 404 20:10:01 3865184 11592840 4335016 26.48 267376 7289860 5258472 30.18 2251972 9534008 316 20:20:01 2658892 10416468 5510424 33.66 268068 7318352 6187444 35.52 2263592 10715888 260 Average: 2869616 10600837 5326370 32.53 253993 7312730 6127665 35.17 2150449 10626034 276 18:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 lo 9.43 9.43 7.43 7.43 0.00 0.00 0.00 0.00 18:50:01 ens3 54.65 38.27 666.75 3.53 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:00 lo 14.99 14.99 8.11 8.11 0.00 0.00 0.00 0.00 19:00:00 ens3 0.75 0.54 0.14 0.10 0.00 0.00 0.00 0.00 19:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:01 lo 9.96 9.96 6.21 6.21 0.00 0.00 0.00 0.00 19:10:01 ens3 0.70 0.43 0.15 0.11 0.00 0.00 0.00 0.00 19:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 19.67 19.67 16.25 16.25 0.00 0.00 0.00 0.00 19:20:01 ens3 1.71 1.50 0.49 0.41 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 28.99 28.99 13.86 13.86 0.00 0.00 0.00 0.00 19:30:01 ens3 1.37 1.17 0.27 1.08 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 lo 21.13 21.13 9.02 9.02 0.00 0.00 0.00 0.00 19:40:01 ens3 1.01 0.64 0.23 0.18 0.00 0.00 0.00 0.00 19:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 lo 25.10 25.10 10.80 10.80 0.00 0.00 0.00 0.00 19:50:01 ens3 0.82 0.46 0.16 0.11 0.00 0.00 0.00 0.00 19:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:01 lo 18.38 18.38 10.20 10.20 0.00 0.00 0.00 0.00 20:00:01 ens3 0.80 0.52 0.16 0.12 0.00 0.00 0.00 0.00 20:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 lo 17.61 17.61 9.81 9.81 0.00 0.00 0.00 0.00 20:10:01 ens3 1.31 0.82 0.32 0.25 0.00 0.00 0.00 0.00 20:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 lo 29.51 29.51 11.86 11.86 0.00 0.00 0.00 0.00 20:20:01 ens3 0.82 0.64 0.17 0.13 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.48 19.48 10.35 10.35 0.00 0.00 0.00 0.00 Average: ens3 6.39 4.50 66.89 0.60 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-60913) 09/30/26 _x86_64_ (4 CPU) 18:35:43 LINUX RESTART (4 CPU) 18:40:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 29.33 0.00 1.52 0.93 0.02 68.20 18:50:01 0 29.08 0.00 1.71 1.16 0.01 68.04 18:50:01 1 33.54 0.00 1.66 0.96 0.02 63.83 18:50:01 2 27.32 0.00 1.39 1.08 0.02 70.19 18:50:01 3 27.40 0.00 1.30 0.53 0.01 70.75 19:00:00 all 15.48 0.00 0.78 0.09 0.01 83.64 19:00:00 0 15.30 0.00 0.80 0.05 0.01 83.84 19:00:00 1 15.62 0.00 0.76 0.20 0.01 83.41 19:00:00 2 15.50 0.00 0.76 0.02 0.01 83.71 19:00:00 3 15.50 0.00 0.80 0.10 0.01 83.59 19:10:01 all 15.85 0.00 0.77 0.04 0.01 83.33 19:10:01 0 15.56 0.00 0.75 0.02 0.01 83.67 19:10:01 1 15.41 0.00 0.77 0.09 0.01 83.72 19:10:01 2 16.06 0.00 0.75 0.04 0.01 83.14 19:10:01 3 16.38 0.00 0.81 0.02 0.01 82.78 19:20:01 all 43.17 0.00 1.77 0.15 0.02 54.90 19:20:01 0 44.03 0.00 1.99 0.11 0.02 53.85 19:20:01 1 43.63 0.00 1.72 0.05 0.02 54.59 19:20:01 2 41.93 0.00 1.78 0.22 0.02 56.04 19:20:01 3 43.07 0.00 1.60 0.20 0.02 55.12 19:30:01 all 35.01 0.00 1.32 0.08 0.01 63.57 19:30:01 0 34.47 0.00 1.33 0.10 0.01 64.08 19:30:01 1 34.86 0.00 1.35 0.10 0.02 63.67 19:30:01 2 35.03 0.00 1.21 0.08 0.01 63.67 19:30:01 3 35.68 0.00 1.39 0.05 0.02 62.87 19:40:01 all 8.38 0.00 0.41 0.03 0.01 91.17 19:40:01 0 8.23 0.00 0.48 0.03 0.01 91.26 19:40:01 1 8.47 0.00 0.42 0.02 0.01 91.09 19:40:01 2 8.33 0.00 0.38 0.02 0.01 91.26 19:40:01 3 8.49 0.00 0.37 0.04 0.01 91.08 19:50:01 all 10.21 0.00 0.61 0.20 0.01 88.98 19:50:01 0 10.23 0.00 0.73 0.06 0.01 88.97 19:50:01 1 10.18 0.00 0.68 0.20 0.01 88.93 19:50:01 2 10.02 0.00 0.48 0.36 0.01 89.13 19:50:01 3 10.40 0.00 0.54 0.16 0.01 88.89 20:00:01 all 9.82 0.00 0.58 0.08 0.01 89.52 20:00:01 0 9.93 0.00 0.58 0.07 0.01 89.42 20:00:01 1 9.63 0.00 0.52 0.15 0.01 89.69 20:00:01 2 9.42 0.00 0.60 0.06 0.01 89.92 20:00:01 3 10.29 0.00 0.62 0.04 0.01 89.04 20:10:01 all 19.19 0.00 0.97 0.08 0.01 79.75 20:10:01 0 19.14 0.00 1.01 0.12 0.01 79.71 20:10:01 1 19.62 0.00 1.09 0.06 0.02 79.22 20:10:01 2 19.80 0.00 0.93 0.06 0.01 79.19 20:10:01 3 18.20 0.00 0.84 0.07 0.01 80.88 20:20:01 all 11.64 0.00 0.58 0.04 0.01 87.73 20:20:01 0 11.65 0.00 0.62 0.05 0.01 87.67 20:20:01 1 11.80 0.00 0.52 0.01 0.01 87.66 20:20:01 2 10.85 0.00 0.61 0.06 0.01 88.47 20:20:01 3 12.27 0.00 0.56 0.04 0.01 87.12 Average: all 19.81 0.00 0.93 0.17 0.01 79.08 Average: 0 19.76 0.00 1.00 0.18 0.01 79.05 Average: 1 20.28 0.00 0.95 0.18 0.01 78.58 Average: 2 19.43 0.00 0.89 0.20 0.01 79.47 Average: 3 19.77 0.00 0.88 0.12 0.01 79.21