---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22327 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 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 723 12209 4 3056 14895 Swap: 1023 30 993 ---> 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:d5:c5:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80026sec preferred_lft 80026sec inet6 fe80::f816:3eff:fed5:c557/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:1b:c7:c5:d3:78 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::501b:c7ff:fec5:d378/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-22327) 06/01/26 _x86_64_ (4 CPU) 19:06:32 LINUX RESTART (4 CPU) 19:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:01 113.94 3.71 91.51 18.72 539.45 30850.16 231914.70 19:30:04 50.03 19.85 28.58 1.61 961.63 1834.60 3479.09 19:40:04 11.44 0.89 10.02 0.53 33.87 310.77 1990.60 19:50:01 15.70 0.14 14.88 0.68 6.41 705.21 872.03 20:00:04 14.53 0.42 13.47 0.65 14.21 436.20 517.24 20:10:04 5.56 0.28 5.13 0.15 11.04 134.87 66.07 20:20:01 5.86 0.18 5.48 0.20 8.06 162.33 67.97 20:30:04 4.97 0.18 4.59 0.20 8.11 148.47 60.35 20:40:04 10.37 0.58 9.38 0.41 22.44 587.45 101.21 20:50:01 7.92 0.33 7.26 0.33 12.54 290.62 519.56 Average: 24.01 2.67 19.00 2.34 162.09 3531.97 23847.62 19:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:01 2024100 5785288 10143724 61.95 264808 3436708 12061708 69.23 2058912 11658428 3216 19:30:04 1654396 3325172 12587280 76.88 235284 1603984 13826268 79.36 1190120 13111108 496 19:40:04 8045984 9751076 6163412 37.64 236804 1636644 6968256 40.00 1208828 6688736 608 19:50:01 11857452 13696560 2222864 13.58 242488 1763984 3008228 17.27 1264048 2842240 320 20:00:04 9529484 11436968 4481160 27.37 245388 1829456 5289940 30.36 1273916 5172024 392 20:10:04 9659804 11585184 4332872 26.46 246180 1846520 5145744 29.54 1278516 5032160 572 20:20:01 7948580 9896680 6020476 36.77 246868 1868528 6750076 38.75 1282968 6726004 476 20:30:04 8021128 9991872 5925452 36.19 247440 1890600 6708700 38.51 1288836 6661352 356 20:40:04 9346508 11457480 4460236 27.24 251612 2020548 5261408 30.20 1303176 5315616 328 20:50:01 8585908 10750664 5166708 31.56 252820 2073072 5978680 34.32 1325288 6055784 800 Average: 7667334 9767694 6150418 37.56 246969 1997004 7099901 40.75 1347461 6926345 756 19:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:01 lo 14.91 14.91 12.78 12.78 0.00 0.00 0.00 0.00 19:20:01 ens3 43.88 31.11 783.98 4.22 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 19:30:04 lo 43.02 43.02 22.19 22.19 0.00 0.00 0.00 0.00 19:30:04 ens3 1.94 1.90 0.42 0.67 0.00 0.00 0.00 0.00 19:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:04 lo 31.74 31.74 14.67 14.67 0.00 0.00 0.00 0.00 19:40:04 ens3 1.26 0.91 0.30 0.23 0.00 0.00 0.00 0.00 19:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 lo 11.29 11.29 5.51 5.51 0.00 0.00 0.00 0.00 19:50:01 ens3 1.12 0.81 0.28 0.22 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 20:00:04 lo 19.61 19.61 10.32 10.32 0.00 0.00 0.00 0.00 20:00:04 ens3 0.95 0.72 0.22 0.17 0.00 0.00 0.00 0.00 20:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:04 lo 14.09 14.09 6.15 6.15 0.00 0.00 0.00 0.00 20:10:04 ens3 0.77 0.45 0.16 0.11 0.00 0.00 0.00 0.00 20:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 lo 27.48 27.48 11.17 11.17 0.00 0.00 0.00 0.00 20:20:01 ens3 0.59 0.40 0.11 0.08 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 20:30:04 lo 19.51 19.51 10.57 10.57 0.00 0.00 0.00 0.00 20:30:04 ens3 0.78 0.56 0.18 0.13 0.00 0.00 0.00 0.00 20:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:04 lo 18.08 18.08 10.19 10.19 0.00 0.00 0.00 0.00 20:40:04 ens3 0.95 0.77 0.26 0.21 0.00 0.00 0.00 0.00 20:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 24.95 24.95 10.59 10.59 0.00 0.00 0.00 0.00 20:50:01 ens3 0.81 0.68 0.17 0.14 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.48 22.48 11.42 11.42 0.00 0.00 0.00 0.00 Average: ens3 5.28 3.82 78.22 0.61 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-22327) 06/01/26 _x86_64_ (4 CPU) 19:06:32 LINUX RESTART (4 CPU) 19:10:04 CPU %user %nice %system %iowait %steal %idle 19:20:01 all 57.24 0.00 2.40 0.30 0.09 39.96 19:20:01 0 58.06 0.00 2.31 0.19 0.09 39.35 19:20:01 1 58.72 0.00 2.55 0.33 0.09 38.30 19:20:01 2 57.17 0.00 2.41 0.24 0.09 40.08 19:20:01 3 55.02 0.00 2.34 0.44 0.10 42.10 19:30:04 all 49.45 0.00 1.89 0.18 0.11 48.37 19:30:04 0 49.68 0.00 1.79 0.17 0.11 48.25 19:30:04 1 49.04 0.00 2.02 0.08 0.11 48.74 19:30:04 2 50.20 0.00 1.84 0.24 0.11 47.62 19:30:04 3 48.89 0.00 1.90 0.23 0.11 48.87 19:40:04 all 23.07 0.00 1.14 0.06 0.09 75.64 19:40:04 0 23.08 0.00 1.13 0.10 0.09 75.59 19:40:04 1 23.06 0.00 1.20 0.08 0.09 75.57 19:40:04 2 22.68 0.00 1.17 0.02 0.09 76.04 19:40:04 3 23.46 0.00 1.06 0.04 0.09 75.35 19:50:01 all 22.09 0.00 0.81 0.06 0.07 76.97 19:50:01 0 21.82 0.00 0.84 0.11 0.08 77.16 19:50:01 1 22.65 0.00 0.85 0.06 0.08 76.36 19:50:01 2 21.62 0.00 0.75 0.04 0.07 77.52 19:50:01 3 22.27 0.00 0.79 0.03 0.07 76.83 20:00:04 all 24.70 0.00 0.77 0.05 0.08 74.41 20:00:04 0 24.51 0.00 0.76 0.05 0.07 74.60 20:00:04 1 25.07 0.00 0.73 0.02 0.08 74.10 20:00:04 2 24.53 0.00 0.78 0.05 0.08 74.56 20:00:04 3 24.68 0.00 0.81 0.07 0.08 74.36 20:10:04 all 7.41 0.00 0.30 0.02 0.05 92.22 20:10:04 0 7.41 0.00 0.33 0.03 0.06 92.18 20:10:04 1 7.57 0.00 0.32 0.04 0.06 92.01 20:10:04 2 7.31 0.00 0.31 0.01 0.06 92.32 20:10:04 3 7.34 0.00 0.24 0.01 0.05 92.36 20:20:01 all 10.74 0.00 0.47 0.02 0.06 88.71 20:20:01 0 10.53 0.00 0.46 0.03 0.07 88.92 20:20:01 1 10.79 0.00 0.46 0.03 0.07 88.65 20:20:01 2 10.87 0.00 0.57 0.01 0.06 88.49 20:20:01 3 10.76 0.00 0.40 0.01 0.06 88.77 20:30:04 all 10.11 0.00 0.45 0.02 0.07 89.34 20:30:04 0 10.12 0.00 0.39 0.02 0.06 89.40 20:30:04 1 10.08 0.00 0.48 0.02 0.07 89.36 20:30:04 2 9.89 0.00 0.48 0.01 0.07 89.55 20:30:04 3 10.37 0.00 0.47 0.03 0.06 89.06 20:40:04 all 13.85 0.00 0.54 0.04 0.07 85.50 20:40:04 0 13.57 0.00 0.53 0.04 0.07 85.79 20:40:04 1 13.78 0.00 0.49 0.07 0.06 85.59 20:40:04 2 14.44 0.00 0.57 0.02 0.07 84.90 20:40:04 3 13.62 0.00 0.57 0.01 0.06 85.74 20:50:01 all 15.76 0.00 0.59 0.03 0.07 83.55 20:50:01 0 15.55 0.00 0.65 0.04 0.07 83.69 20:50:01 1 16.11 0.00 0.49 0.04 0.07 83.29 20:50:01 2 15.20 0.00 0.68 0.02 0.07 84.03 20:50:01 3 16.19 0.00 0.53 0.02 0.07 83.19 Average: all 23.45 0.00 0.94 0.08 0.08 75.46 Average: 0 23.45 0.00 0.92 0.08 0.08 75.48 Average: 1 23.69 0.00 0.96 0.08 0.08 75.19 Average: 2 23.39 0.00 0.95 0.07 0.08 75.51 Average: 3 23.27 0.00 0.91 0.09 0.07 75.66