---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-32639 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 5599.94 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 61G 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 655 12519 3 2814 14991 Swap: 1023 53 970 ---> 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:46:07:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.116/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79445sec preferred_lft 79445sec inet6 fe80::f816:3eff:fe46:761/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:9b:2c:ac:e8:ba 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::cc9b:2cff:feac:e8ba/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-32639) 07/03/26 _x86_64_ (4 CPU) 12:41:01 LINUX RESTART (4 CPU) 12:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:00 80.15 26.17 50.91 3.06 1193.43 5623.31 3794.24 13:10:00 38.81 7.14 15.65 16.01 112.50 463.13 213542.63 13:20:00 12.37 0.45 11.35 0.57 20.55 634.35 1207.40 13:30:00 14.71 0.24 13.85 0.62 9.96 450.04 710.76 13:40:00 12.01 0.37 11.14 0.50 12.20 321.53 670.21 13:50:00 5.22 0.29 4.74 0.19 7.63 145.53 64.85 14:00:00 7.97 0.31 7.41 0.26 11.11 267.31 905.89 14:10:00 6.22 0.19 5.83 0.20 5.04 105.05 439.07 14:20:00 10.70 0.66 9.55 0.50 16.13 655.23 254.05 14:30:00 6.02 0.18 5.66 0.18 7.11 184.16 176.91 Average: 19.42 3.60 13.61 2.21 139.56 884.96 22176.60 12:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:00 4046668 5479112 10466928 63.93 183480 1419044 11369768 65.26 945712 10995244 464 13:10:00 5401916 6874940 9072520 55.41 188552 1454468 9849524 56.54 999032 9589700 1184 13:20:00 11382520 12978664 2973460 18.16 193144 1568548 3845284 22.07 1049380 3579592 264 13:30:00 12068504 13729512 2222956 13.58 195960 1630524 3062416 17.58 1067876 2885040 52 13:40:00 9624992 11330956 4620156 28.22 197220 1674192 5418064 31.10 1074572 5310624 300 13:50:00 9617308 11344504 4606464 28.13 197952 1694696 5355856 30.74 1078276 5316688 200 14:00:00 10306188 12077864 3873836 23.66 198856 1738240 5185028 29.76 1086628 4623216 768 14:10:00 10903892 12701844 3250176 19.85 199744 1763632 4384388 25.17 1090768 4022724 23124 14:20:00 9390408 11323876 4627320 28.26 203984 1889424 5397588 30.98 1109664 5511408 196 14:30:00 8770792 10732840 5217948 31.87 204544 1917412 6058648 34.78 1122880 6107684 228 Average: 9151319 10857411 5093176 31.11 196344 1675018 5992656 34.40 1062479 5794192 2678 12:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:00 lo 34.93 34.93 25.15 25.15 0.00 0.00 0.00 0.00 13:00:00 ens3 2.27 2.31 0.67 0.59 0.00 0.00 0.00 0.00 13:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:00 lo 45.80 45.80 18.50 18.50 0.00 0.00 0.00 0.00 13:10:00 ens3 2.14 2.10 0.39 1.41 0.00 0.00 0.00 0.00 13:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:00 lo 13.89 13.89 6.96 6.96 0.00 0.00 0.00 0.00 13:20:00 ens3 0.81 0.62 0.23 0.18 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 8.30 8.30 4.15 4.15 0.00 0.00 0.00 0.00 13:30:00 ens3 0.68 0.51 0.12 0.10 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:00 lo 19.84 19.84 10.35 10.35 0.00 0.00 0.00 0.00 13:40:00 ens3 0.85 0.66 0.19 0.15 0.00 0.00 0.00 0.00 13:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:00 lo 24.35 24.35 8.97 8.97 0.00 0.00 0.00 0.00 13:50:00 ens3 0.61 0.53 0.12 0.09 0.00 0.00 0.00 0.00 13:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:00 lo 22.75 22.75 10.50 10.50 0.00 0.00 0.00 0.00 14:00:00 ens3 0.78 0.58 0.19 0.15 0.00 0.00 0.00 0.00 14:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:00 lo 18.00 18.00 10.58 10.58 0.00 0.00 0.00 0.00 14:10:00 ens3 0.60 0.64 0.13 0.11 0.00 0.00 0.00 0.00 14:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:00 lo 14.36 14.36 8.39 8.39 0.00 0.00 0.00 0.00 14:20:00 ens3 0.86 0.72 0.22 0.18 0.00 0.00 0.00 0.00 14:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:00 lo 17.11 17.11 7.07 7.07 0.00 0.00 0.00 0.00 14:30:00 ens3 0.59 0.57 0.12 0.10 0.00 0.00 0.00 0.00 14:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.93 21.93 11.06 11.06 0.00 0.00 0.00 0.00 Average: ens3 1.02 0.93 0.24 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-32639) 07/03/26 _x86_64_ (4 CPU) 12:41:01 LINUX RESTART (4 CPU) 12:50:00 CPU %user %nice %system %iowait %steal %idle 13:00:00 all 68.09 0.00 2.47 0.23 0.12 29.10 13:00:00 0 67.32 0.00 2.33 0.19 0.12 30.04 13:00:00 1 67.81 0.00 2.59 0.16 0.11 29.33 13:00:00 2 69.16 0.00 2.48 0.27 0.12 27.97 13:00:00 3 68.06 0.00 2.47 0.30 0.12 29.05 13:10:00 all 33.70 0.00 1.34 0.07 0.10 64.79 13:10:00 0 33.19 0.00 1.44 0.09 0.09 65.19 13:10:00 1 34.11 0.00 1.37 0.06 0.10 64.37 13:10:00 2 33.81 0.00 1.32 0.08 0.10 64.69 13:10:00 3 33.71 0.00 1.24 0.06 0.10 64.90 13:20:00 all 19.04 0.00 0.79 0.04 0.08 80.05 13:20:00 0 18.31 0.00 0.75 0.06 0.08 80.79 13:20:00 1 19.79 0.00 0.78 0.03 0.08 79.32 13:20:00 2 18.91 0.00 0.85 0.02 0.08 80.13 13:20:00 3 19.15 0.00 0.75 0.06 0.08 79.97 13:30:00 all 20.54 0.00 0.68 0.28 0.07 78.42 13:30:00 0 19.66 0.00 0.66 0.13 0.07 79.48 13:30:00 1 21.43 0.00 0.68 0.37 0.07 77.45 13:30:00 2 20.32 0.00 0.70 0.29 0.07 78.62 13:30:00 3 20.77 0.00 0.67 0.35 0.07 78.14 13:40:00 all 18.86 0.00 0.67 0.04 0.07 80.36 13:40:00 0 18.05 0.00 0.62 0.01 0.07 81.25 13:40:00 1 18.87 0.00 0.73 0.09 0.07 80.24 13:40:00 2 19.54 0.00 0.64 0.02 0.07 79.73 13:40:00 3 18.99 0.00 0.68 0.04 0.07 80.21 13:50:00 all 8.84 0.00 0.42 0.02 0.06 90.66 13:50:00 0 8.57 0.00 0.43 0.01 0.06 90.93 13:50:00 1 9.07 0.00 0.44 0.03 0.06 90.40 13:50:00 2 8.83 0.00 0.42 0.02 0.06 90.67 13:50:00 3 8.89 0.00 0.40 0.02 0.06 90.63 14:00:00 all 14.27 0.00 0.58 0.03 0.07 85.05 14:00:00 0 13.98 0.00 0.60 0.04 0.07 85.31 14:00:00 1 15.07 0.00 0.56 0.02 0.07 84.28 14:00:00 2 13.82 0.00 0.63 0.04 0.07 85.44 14:00:00 3 14.22 0.00 0.53 0.02 0.07 85.17 14:10:00 all 9.70 0.00 0.57 0.02 0.07 89.64 14:10:00 0 9.64 0.00 0.58 0.00 0.07 89.71 14:10:00 1 9.96 0.00 0.62 0.02 0.07 89.33 14:10:00 2 9.62 0.00 0.61 0.05 0.07 89.65 14:10:00 3 9.57 0.00 0.49 0.02 0.07 89.86 14:20:00 all 16.06 0.00 0.56 0.04 0.07 83.27 14:20:00 0 15.78 0.00 0.58 0.05 0.07 83.53 14:20:00 1 16.10 0.00 0.59 0.05 0.07 83.19 14:20:00 2 16.62 0.00 0.58 0.06 0.07 82.66 14:20:00 3 15.74 0.00 0.49 0.01 0.06 83.70 14:30:00 all 8.81 0.00 0.36 0.02 0.06 90.74 14:30:00 0 8.47 0.00 0.28 0.03 0.06 91.15 14:30:00 1 9.47 0.00 0.42 0.02 0.06 90.04 14:30:00 2 9.23 0.00 0.41 0.03 0.07 90.27 14:30:00 3 8.08 0.00 0.33 0.02 0.06 91.51 Average: all 21.78 0.00 0.84 0.08 0.08 77.22 Average: 0 21.29 0.00 0.83 0.06 0.08 77.75 Average: 1 22.14 0.00 0.88 0.08 0.08 76.82 Average: 2 21.98 0.00 0.86 0.09 0.08 76.99 Average: 3 21.71 0.00 0.81 0.09 0.07 77.32