---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22427 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 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 709 11337 3 3941 14936 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:17:ce:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80123sec preferred_lft 80123sec inet6 fe80::f816:3eff:fe17:cebb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:45:f9:f8:96:53 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::f045:f9ff:fef8:9653/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-22427) 03/24/26 _x86_64_ (4 CPU) 21:56:09 LINUX RESTART (4 CPU) 22:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:05 109.49 5.05 100.08 4.35 577.52 35943.68 12059.85 22:20:14 57.70 24.83 31.25 1.62 345.09 1710.93 918.95 22:30:04 7.72 0.20 7.15 0.36 10.40 224.61 430.75 22:40:15 18.87 0.03 18.00 0.83 0.82 741.53 691.57 22:50:15 9.80 0.02 9.33 0.45 0.91 280.94 386.54 23:00:16 5.00 0.01 4.82 0.17 0.57 131.34 254.45 23:10:16 4.89 0.02 4.70 0.17 1.59 130.05 102.18 23:20:17 20.77 0.11 4.82 15.84 1.73 139.33 210806.33 23:30:17 11.04 0.04 10.46 0.54 4.56 647.12 339.02 23:40:29 10.29 2.26 7.29 0.74 203.58 1228.08 515.48 Average: 25.51 3.28 19.72 2.50 114.65 4077.42 22594.47 22:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:05 1674632 9355952 6565384 40.10 258628 7214160 8744012 50.19 2182072 11742748 3116 22:20:14 1870852 4730008 11205768 68.44 261416 2644620 11994908 68.85 2147048 11839176 936 22:30:04 8129500 11012036 4925440 30.08 262536 2666644 5636568 32.35 2161364 5554816 352 22:40:15 10657772 13668948 2274020 13.89 268508 2785012 3016624 17.32 2212192 3019736 300 22:50:15 8449468 11490496 4450992 27.18 270000 2813372 5233364 30.04 2215312 5217896 636 23:00:16 8398396 11455080 4486264 27.40 270688 2828352 5202168 29.86 2216748 5260968 400 23:10:16 6930624 10003244 5937312 36.26 271180 2843740 6722420 38.59 2219136 6726744 364 23:20:17 6773804 9871096 6069536 37.07 273828 2865780 6850248 39.32 2229128 6873252 336 23:30:17 8093896 11335268 4606068 28.13 278240 2999656 5322828 30.55 2246036 5536508 512 23:40:29 11635344 15294776 648124 3.96 282188 3403888 1301292 7.47 2329648 1894512 22032 Average: 7261429 10821690 5116891 31.25 269721 3306522 6002443 34.45 2215868 6366636 2898 22:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:05 lo 4.09 4.09 5.10 5.10 0.00 0.00 0.00 0.00 22:10:05 ens3 123.95 93.39 1485.91 9.29 0.00 0.00 0.00 0.00 22:10:05 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 22:20:14 lo 37.78 37.78 22.14 22.14 0.00 0.00 0.00 0.00 22:20:14 ens3 2.05 1.66 0.46 0.38 0.00 0.00 0.00 0.00 22:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:04 lo 35.01 35.01 12.93 12.93 0.00 0.00 0.00 0.00 22:30:04 ens3 1.32 1.09 0.25 1.18 0.00 0.00 0.00 0.00 22:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:15 lo 12.19 12.19 6.11 6.11 0.00 0.00 0.00 0.00 22:40:15 ens3 2.10 0.93 0.44 0.27 0.00 0.00 0.00 0.00 22:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:15 lo 19.65 19.65 10.32 10.32 0.00 0.00 0.00 0.00 22:50:15 ens3 0.84 0.63 0.16 0.12 0.00 0.00 0.00 0.00 22:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:16 lo 26.86 26.86 9.63 9.63 0.00 0.00 0.00 0.00 23:00:16 ens3 0.65 0.44 0.17 0.12 0.00 0.00 0.00 0.00 23:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:16 lo 15.48 15.48 7.58 7.58 0.00 0.00 0.00 0.00 23:10:16 ens3 1.09 0.47 0.22 0.13 0.00 0.00 0.00 0.00 23:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:17 lo 17.54 17.54 10.44 10.44 0.00 0.00 0.00 0.00 23:20:17 ens3 0.78 0.52 0.17 0.12 0.00 0.00 0.00 0.00 23:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:17 lo 18.91 18.91 10.35 10.35 0.00 0.00 0.00 0.00 23:30:17 ens3 1.00 0.82 0.27 0.22 0.00 0.00 0.00 0.00 23:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:29 lo 31.89 31.89 12.34 12.34 0.00 0.00 0.00 0.00 23:40:29 ens3 3.00 2.31 1.74 0.99 0.00 0.00 0.00 0.00 23:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.96 21.96 10.71 10.71 0.00 0.00 0.00 0.00 Average: ens3 13.53 10.11 147.13 1.27 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-22427) 03/24/26 _x86_64_ (4 CPU) 21:56:09 LINUX RESTART (4 CPU) 22:00:11 CPU %user %nice %system %iowait %steal %idle 22:10:05 all 46.10 0.00 2.20 0.59 0.09 51.02 22:10:05 0 44.39 0.00 2.06 0.29 0.08 53.17 22:10:05 1 50.99 0.00 2.39 0.72 0.09 45.81 22:10:05 2 44.36 0.00 2.14 1.05 0.09 52.37 22:10:05 3 44.68 0.00 2.21 0.31 0.09 52.70 22:20:14 all 54.76 0.00 2.03 0.09 0.11 43.00 22:20:14 0 53.92 0.00 2.14 0.12 0.11 43.71 22:20:14 1 55.60 0.00 1.87 0.07 0.12 42.34 22:20:14 2 54.12 0.00 2.14 0.11 0.11 43.52 22:20:14 3 55.40 0.00 1.98 0.07 0.12 42.43 22:30:04 all 14.63 0.00 0.81 0.03 0.10 84.42 22:30:04 0 14.24 0.00 0.91 0.03 0.10 84.71 22:30:04 1 14.94 0.00 0.72 0.01 0.10 84.22 22:30:04 2 14.52 0.00 0.86 0.04 0.10 84.48 22:30:04 3 14.83 0.00 0.76 0.03 0.10 84.27 22:40:15 all 27.65 0.00 0.92 0.06 0.08 71.28 22:40:15 0 27.44 0.00 1.02 0.07 0.08 71.38 22:40:15 1 27.91 0.00 0.87 0.03 0.08 71.11 22:40:15 2 28.31 0.00 0.95 0.11 0.09 70.55 22:40:15 3 26.96 0.00 0.84 0.03 0.08 72.08 22:50:15 all 18.06 0.00 0.61 0.03 0.08 81.23 22:50:15 0 17.16 0.00 0.54 0.04 0.08 82.18 22:50:15 1 18.25 0.00 0.62 0.02 0.08 81.03 22:50:15 2 18.80 0.00 0.57 0.02 0.09 80.53 22:50:15 3 18.03 0.00 0.70 0.03 0.08 81.16 23:00:16 all 8.41 0.00 0.44 0.02 0.08 91.06 23:00:16 0 8.50 0.00 0.45 0.04 0.08 90.94 23:00:16 1 8.81 0.00 0.45 0.00 0.08 90.65 23:00:16 2 8.39 0.00 0.40 0.01 0.08 91.12 23:00:16 3 7.93 0.00 0.46 0.01 0.07 91.53 23:10:16 all 9.54 0.00 0.37 0.02 0.08 89.99 23:10:16 0 9.97 0.00 0.37 0.02 0.08 89.57 23:10:16 1 9.30 0.00 0.33 0.01 0.07 90.28 23:10:16 2 9.39 0.00 0.37 0.03 0.09 90.13 23:10:16 3 9.49 0.00 0.42 0.03 0.08 89.99 23:20:17 all 10.89 0.00 0.58 0.04 0.09 88.40 23:20:17 0 10.55 0.00 0.61 0.01 0.08 88.75 23:20:17 1 11.14 0.00 0.56 0.04 0.09 88.17 23:20:17 2 10.94 0.00 0.60 0.09 0.09 88.27 23:20:17 3 10.94 0.00 0.57 0.01 0.08 88.40 23:30:17 all 20.93 0.00 0.83 0.04 0.09 78.11 23:30:17 0 20.65 0.00 0.78 0.03 0.08 78.47 23:30:17 1 21.18 0.00 0.81 0.06 0.09 77.87 23:30:17 2 20.93 0.00 0.89 0.07 0.08 78.03 23:30:17 3 20.97 0.00 0.86 0.02 0.09 78.06 23:40:29 all 12.00 0.00 0.59 0.09 0.08 87.24 23:40:29 0 11.27 0.00 0.57 0.09 0.07 88.01 23:40:29 1 11.72 0.00 0.53 0.04 0.08 87.63 23:40:29 2 13.21 0.00 0.65 0.07 0.09 85.98 23:40:29 3 11.80 0.00 0.61 0.15 0.08 87.35 Average: all 22.33 0.00 0.94 0.10 0.09 76.54 Average: 0 21.83 0.00 0.94 0.07 0.08 77.06 Average: 1 23.01 0.00 0.92 0.10 0.09 75.89 Average: 2 22.34 0.00 0.96 0.16 0.09 76.46 Average: 3 22.13 0.00 0.94 0.07 0.09 76.77