---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-18523 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 nrip_save 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 694 10599 3 4694 14951 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:a3:e8:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.3/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79363sec preferred_lft 79363sec inet6 fe80::f816:3eff:fea3:e85b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:09:39:a7:b3:f0 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::1809:39ff:fea7:b3f0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-18523) 03/23/26 _x86_64_ (4 CPU) 19:34:21 LINUX RESTART (4 CPU) 19:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:50:00 82.79 4.97 74.00 3.82 217.20 22633.41 20428.39 20:00:00 49.12 20.72 26.89 1.51 178.83 1682.21 2077.72 20:10:00 8.31 0.09 7.77 0.45 5.96 279.00 1364.93 20:20:00 11.05 0.04 10.54 0.47 1.00 580.76 780.61 20:30:00 16.38 0.04 15.65 0.69 1.83 505.95 298.21 20:40:00 5.48 0.02 5.31 0.15 1.13 134.57 67.33 20:50:00 5.31 0.00 5.10 0.20 0.24 139.35 94.89 21:00:00 5.34 0.01 5.17 0.17 1.07 151.25 59.87 21:10:00 5.97 0.04 5.73 0.21 1.87 166.91 59.55 21:20:00 12.79 0.04 12.16 0.59 4.40 697.57 322.36 21:30:00 5.14 0.02 4.92 0.20 0.61 174.41 70.43 Average: 18.88 2.36 15.75 0.77 37.65 2467.80 2329.51 19:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:50:00 2242804 5987340 9942544 60.73 259184 3431212 12505068 71.78 2238296 11270864 76140 20:00:00 2676496 6199412 9732940 59.44 267716 3224924 10882288 62.46 2342072 10752060 284 20:10:00 5332756 8880152 7052920 43.08 268572 3248336 8478880 48.67 2350400 8103916 136 20:20:00 7849720 11506944 4428856 27.05 273092 3352148 5290360 30.37 2391216 5563568 156 20:30:00 7787468 11517980 4417672 26.98 275844 3422604 5240672 30.08 2398396 5611456 64 20:40:00 7456876 11203012 4732572 28.90 276512 3437552 5489852 31.51 2399784 5938536 228 20:50:00 7619436 11383100 4552528 27.80 276920 3454584 5297924 30.41 2400832 5756056 28 21:00:00 6075300 9858816 6076096 37.11 277364 3473992 6826996 39.19 2402816 7321500 76 21:10:00 6106328 9912172 6022700 36.78 277824 3495796 6808988 39.08 2406228 7286984 80 21:20:00 7735204 11694924 4240976 25.90 282408 3638868 5122832 29.41 2423184 5639848 240 21:30:00 6635872 10623724 5311252 32.44 283064 3666280 5985808 34.36 2434288 6725928 384 Average: 6138024 9887961 6046460 36.93 274409 3440572 7084515 40.67 2380683 7270065 7074 19:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:50:00 lo 12.93 12.93 12.10 12.10 0.00 0.00 0.00 0.00 19:50:00 ens3 37.93 28.37 644.65 3.17 0.00 0.00 0.00 0.00 19:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:00 lo 46.68 46.68 21.89 21.89 0.00 0.00 0.00 0.00 20:00:00 ens3 2.17 1.78 0.46 1.24 0.00 0.00 0.00 0.00 20:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:00 lo 21.53 21.53 9.83 9.83 0.00 0.00 0.00 0.00 20:10:00 ens3 1.39 0.53 0.26 0.14 0.00 0.00 0.00 0.00 20:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:00 lo 13.14 13.14 6.05 6.05 0.00 0.00 0.00 0.00 20:20:00 ens3 0.91 0.68 0.24 0.19 0.00 0.00 0.00 0.00 20:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:00 lo 17.20 17.20 8.47 8.47 0.00 0.00 0.00 0.00 20:30:00 ens3 1.07 0.70 0.21 0.16 0.00 0.00 0.00 0.00 20:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:00 lo 11.53 11.53 6.36 6.36 0.00 0.00 0.00 0.00 20:40:00 ens3 1.01 0.48 0.23 0.14 0.00 0.00 0.00 0.00 20:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:00 lo 18.24 18.24 6.42 6.42 0.00 0.00 0.00 0.00 20:50:00 ens3 0.57 0.34 0.10 0.07 0.00 0.00 0.00 0.00 20:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:00 lo 18.26 18.26 8.44 8.44 0.00 0.00 0.00 0.00 21:00:00 ens3 0.58 0.38 0.13 0.09 0.00 0.00 0.00 0.00 21:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:00 lo 18.14 18.14 10.14 10.14 0.00 0.00 0.00 0.00 21:10:00 ens3 0.87 0.53 0.18 0.13 0.00 0.00 0.00 0.00 21:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:00 lo 18.26 18.26 10.66 10.66 0.00 0.00 0.00 0.00 21:20:00 ens3 1.08 0.82 0.30 0.24 0.00 0.00 0.00 0.00 21:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:00 lo 32.23 32.23 12.76 12.76 0.00 0.00 0.00 0.00 21:30:00 ens3 0.82 0.64 0.17 0.13 0.00 0.00 0.00 0.00 21:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.74 20.74 10.28 10.28 0.00 0.00 0.00 0.00 Average: ens3 4.40 3.21 58.81 0.52 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-18523) 03/23/26 _x86_64_ (4 CPU) 19:34:21 LINUX RESTART (4 CPU) 19:40:00 CPU %user %nice %system %iowait %steal %idle 19:50:00 all 48.17 0.00 2.02 6.05 0.10 43.67 19:50:00 0 47.81 0.00 1.85 4.72 0.10 45.52 19:50:00 1 51.63 0.00 2.23 4.66 0.10 41.37 19:50:00 2 45.51 0.00 1.95 4.34 0.10 48.10 19:50:00 3 47.70 0.00 2.03 10.47 0.10 39.70 20:00:00 all 51.01 0.00 1.87 0.09 0.13 46.91 20:00:00 0 50.37 0.00 1.84 0.08 0.12 47.58 20:00:00 1 51.92 0.00 1.91 0.17 0.13 45.87 20:00:00 2 50.89 0.00 1.93 0.08 0.13 46.98 20:00:00 3 50.87 0.00 1.79 0.03 0.13 47.19 20:10:00 all 17.21 0.00 0.87 0.03 0.10 81.78 20:10:00 0 17.15 0.00 0.97 0.04 0.10 81.74 20:10:00 1 17.43 0.00 0.81 0.03 0.11 81.62 20:10:00 2 16.96 0.00 0.90 0.03 0.11 82.00 20:10:00 3 17.29 0.00 0.82 0.03 0.10 81.76 20:20:00 all 16.34 0.00 0.64 0.04 0.09 82.90 20:20:00 0 16.05 0.00 0.61 0.00 0.08 83.26 20:20:00 1 15.97 0.00 0.65 0.01 0.09 83.28 20:20:00 2 16.79 0.00 0.75 0.06 0.09 82.31 20:20:00 3 16.53 0.00 0.56 0.09 0.09 82.74 20:30:00 all 24.68 0.00 0.82 0.05 0.09 74.36 20:30:00 0 24.14 0.00 0.87 0.02 0.09 74.88 20:30:00 1 25.34 0.00 0.68 0.06 0.09 73.82 20:30:00 2 24.19 0.00 0.93 0.05 0.09 74.74 20:30:00 3 25.05 0.00 0.79 0.08 0.09 74.00 20:40:00 all 7.49 0.00 0.32 0.02 0.09 92.08 20:40:00 0 7.19 0.00 0.29 0.02 0.07 92.43 20:40:00 1 7.83 0.00 0.31 0.01 0.09 91.76 20:40:00 2 7.22 0.00 0.32 0.01 0.10 92.35 20:40:00 3 7.71 0.00 0.35 0.06 0.09 91.79 20:50:00 all 7.50 0.00 0.40 0.03 0.08 91.99 20:50:00 0 7.41 0.00 0.35 0.04 0.08 92.11 20:50:00 1 7.26 0.00 0.41 0.01 0.08 92.24 20:50:00 2 7.91 0.00 0.44 0.02 0.08 91.55 20:50:00 3 7.43 0.00 0.39 0.04 0.08 92.06 21:00:00 all 10.28 0.00 0.50 0.02 0.08 89.12 21:00:00 0 10.46 0.00 0.43 0.02 0.08 89.01 21:00:00 1 10.55 0.00 0.63 0.03 0.08 88.71 21:00:00 2 9.79 0.00 0.53 0.02 0.09 89.57 21:00:00 3 10.30 0.00 0.41 0.01 0.08 89.20 21:10:00 all 10.19 0.00 0.51 0.02 0.09 89.18 21:10:00 0 9.96 0.00 0.43 0.00 0.07 89.54 21:10:00 1 10.58 0.00 0.47 0.01 0.09 88.86 21:10:00 2 10.17 0.00 0.55 0.02 0.09 89.18 21:10:00 3 10.08 0.00 0.60 0.07 0.09 89.17 21:20:00 all 18.07 0.00 0.69 0.05 0.08 81.11 21:20:00 0 17.71 0.00 0.60 0.04 0.08 81.57 21:20:00 1 18.27 0.00 0.67 0.04 0.08 80.94 21:20:00 2 17.57 0.00 0.68 0.05 0.09 81.60 21:20:00 3 18.73 0.00 0.80 0.08 0.08 80.32 21:30:00 all 11.29 0.00 0.55 0.02 0.08 88.06 21:30:00 0 11.03 0.00 0.54 0.04 0.08 88.31 21:30:00 1 11.39 0.00 0.54 0.03 0.08 87.96 21:30:00 2 11.66 0.00 0.53 0.01 0.09 87.71 21:30:00 3 11.08 0.00 0.57 0.02 0.08 88.24 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.19 0.00 0.83 0.58 0.09 78.30 Average: 0 19.92 0.00 0.80 0.46 0.09 78.73 Average: 1 20.73 0.00 0.85 0.46 0.09 77.87 Average: 2 19.87 0.00 0.87 0.42 0.10 78.74 Average: 3 20.25 0.00 0.83 1.00 0.09 77.84