---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-24126 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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: 5600.00 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 704 11596 3 3688 14941 Swap: 1023 3 1020 ---> 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:17:36:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.29/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79449sec preferred_lft 79449sec inet6 fe80::f816:3eff:fe17:36b1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:7d:75:e6:5b:51 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::947d:75ff:fee6:5b51/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-24126) 02/28/26 _x86_64_ (4 CPU) 08:28:24 LINUX RESTART (4 CPU) 08:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:06 115.36 8.70 101.43 5.24 1019.14 36299.93 14754.34 08:50:11 59.68 25.72 31.77 2.19 421.58 3704.21 1362.98 09:00:13 17.46 5.07 11.75 0.64 104.66 362.81 1057.26 09:10:13 7.40 0.03 6.99 0.38 1.31 226.20 905.09 09:20:08 14.05 0.04 13.44 0.57 4.09 647.68 480.79 09:30:13 16.72 0.02 15.99 0.70 1.28 544.23 962.58 09:40:32 5.10 0.05 4.89 0.16 1.90 136.57 46.73 09:50:16 4.95 0.02 4.75 0.18 1.34 153.15 102.25 10:00:30 4.67 0.01 4.49 0.17 0.98 145.89 84.28 10:10:15 26.18 0.08 9.31 16.80 1.97 585.23 215643.64 10:20:15 7.27 0.01 6.97 0.30 0.51 278.75 526.43 Average: 25.24 3.63 19.17 2.44 141.05 3883.35 20953.51 08:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:06 1777420 13221548 2699212 16.49 257956 10928152 3539580 20.32 2155512 11611204 526764 08:50:11 1393368 3801064 12134668 74.11 256268 2214228 13289396 76.28 1740624 12730048 560 09:00:13 7491356 9956060 5983020 36.54 258316 2269072 7145584 41.02 1804456 6580228 260 09:10:13 6318020 8798436 7142308 43.62 259464 2283640 8423856 48.35 1809616 7753304 88 09:20:08 12711848 15325364 618480 3.78 264440 2411328 1388860 7.97 1861112 1327920 11468 09:30:13 8836036 11517408 4424432 27.02 266924 2476776 5201276 29.86 1866036 5187320 120 09:40:32 8725484 11425616 4516084 27.58 267512 2494940 5323916 30.56 1867856 5299452 508 09:50:16 7210700 9932588 6008300 36.70 268020 2516164 6794512 39.00 1870144 6812544 352 10:00:30 7246880 9991272 5949620 36.34 268716 2537952 6729532 38.63 1873824 6769528 204 10:10:15 8601052 11472720 4468756 27.29 274848 2657924 5281988 30.32 1889048 5405484 80 10:20:15 7722888 10644072 5297156 32.35 275780 2706424 6065888 34.82 1908600 6263900 836 Average: 7094096 10553286 5385640 32.89 265295 3226964 6289490 36.10 1876984 6885539 49204 08:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:06 lo 3.16 3.16 2.36 2.36 0.00 0.00 0.00 0.00 08:40:06 ens3 121.94 96.63 1881.28 10.54 0.00 0.00 0.00 0.00 08:40:06 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:50:11 lo 30.04 30.04 16.27 16.27 0.00 0.00 0.00 0.00 08:50:11 ens3 1.72 1.35 0.36 0.31 0.00 0.00 0.00 0.00 08:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:13 lo 39.77 39.77 16.99 16.99 0.00 0.00 0.00 0.00 09:00:13 ens3 1.33 0.99 0.27 0.21 0.00 0.00 0.00 0.00 09:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:13 lo 8.85 8.85 5.36 5.36 0.00 0.00 0.00 0.00 09:10:13 ens3 0.74 0.58 0.12 1.05 0.00 0.00 0.00 0.00 09:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:08 lo 12.04 12.04 5.97 5.97 0.00 0.00 0.00 0.00 09:20:08 ens3 0.94 0.78 0.22 0.19 0.00 0.00 0.00 0.00 09:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:13 lo 19.20 19.20 9.91 9.91 0.00 0.00 0.00 0.00 09:30:13 ens3 0.94 0.77 0.19 0.15 0.00 0.00 0.00 0.00 09:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:32 lo 20.15 20.15 8.43 8.43 0.00 0.00 0.00 0.00 09:40:32 ens3 0.88 0.55 0.18 0.13 0.00 0.00 0.00 0.00 09:40:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:16 lo 27.70 27.70 11.58 11.58 0.00 0.00 0.00 0.00 09:50:16 ens3 0.66 0.42 0.12 0.09 0.00 0.00 0.00 0.00 09:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:30 lo 17.00 17.00 9.99 9.99 0.00 0.00 0.00 0.00 10:00:30 ens3 0.72 0.51 0.14 0.10 0.00 0.00 0.00 0.00 10:00:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:15 lo 15.64 15.64 8.92 8.92 0.00 0.00 0.00 0.00 10:10:15 ens3 0.89 0.71 0.25 0.20 0.00 0.00 0.00 0.00 10:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:15 lo 20.83 20.83 9.00 9.00 0.00 0.00 0.00 0.00 10:20:15 ens3 0.79 0.65 0.15 0.12 0.00 0.00 0.00 0.00 10:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.51 19.51 9.54 9.54 0.00 0.00 0.00 0.00 Average: ens3 11.84 9.36 169.39 1.18 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-24126) 02/28/26 _x86_64_ (4 CPU) 08:28:24 LINUX RESTART (4 CPU) 08:30:12 CPU %user %nice %system %iowait %steal %idle 08:40:06 all 44.27 0.00 2.36 7.49 0.08 45.81 08:40:06 0 42.24 0.00 2.25 5.77 0.09 49.65 08:40:06 1 45.09 0.00 2.24 9.49 0.08 43.09 08:40:06 2 45.71 0.00 2.59 7.70 0.08 43.92 08:40:06 3 44.03 0.00 2.34 6.98 0.08 46.57 08:50:11 all 43.67 0.00 1.95 0.28 0.11 53.99 08:50:11 0 44.32 0.00 1.82 0.24 0.10 53.51 08:50:11 1 41.13 0.00 2.23 0.25 0.11 56.27 08:50:11 2 44.14 0.00 1.97 0.31 0.11 53.47 08:50:11 3 45.08 0.00 1.79 0.32 0.10 52.71 09:00:13 all 25.93 0.00 1.02 0.06 0.09 72.89 09:00:13 0 26.01 0.00 1.15 0.10 0.09 72.64 09:00:13 1 25.34 0.00 1.04 0.07 0.09 73.46 09:00:13 2 26.48 0.00 0.90 0.05 0.09 72.48 09:00:13 3 25.91 0.00 1.00 0.04 0.09 72.97 09:10:13 all 15.91 0.00 0.67 0.04 0.07 83.31 09:10:13 0 16.16 0.00 0.59 0.03 0.07 83.16 09:10:13 1 15.95 0.00 0.73 0.04 0.07 83.21 09:10:13 2 16.01 0.00 0.72 0.04 0.08 83.15 09:10:13 3 15.54 0.00 0.65 0.03 0.07 83.71 09:20:08 all 18.91 0.00 0.70 0.05 0.08 80.26 09:20:08 0 19.44 0.00 0.67 0.01 0.07 79.81 09:20:08 1 18.52 0.00 0.65 0.05 0.08 80.70 09:20:08 2 18.41 0.00 0.75 0.04 0.08 80.72 09:20:08 3 19.28 0.00 0.71 0.12 0.07 79.82 09:30:13 all 27.43 0.00 0.83 0.06 0.08 71.60 09:30:13 0 26.88 0.00 0.72 0.06 0.07 72.26 09:30:13 1 27.37 0.00 0.74 0.04 0.08 71.76 09:30:13 2 27.95 0.00 0.90 0.05 0.08 71.02 09:30:13 3 27.51 0.00 0.97 0.08 0.08 71.36 09:40:32 all 7.98 0.00 0.37 0.03 0.07 91.56 09:40:32 0 8.10 0.00 0.35 0.01 0.06 91.48 09:40:32 1 7.96 0.00 0.34 0.05 0.07 91.59 09:40:32 2 8.30 0.00 0.42 0.02 0.07 91.20 09:40:32 3 7.56 0.00 0.37 0.03 0.07 91.97 09:50:16 all 10.70 0.00 0.53 0.02 0.07 88.68 09:50:16 0 10.67 0.00 0.60 0.02 0.07 88.64 09:50:16 1 10.56 0.00 0.55 0.01 0.07 88.81 09:50:16 2 10.56 0.00 0.47 0.05 0.08 88.84 09:50:16 3 11.00 0.00 0.50 0.01 0.07 88.42 10:00:30 all 9.69 0.00 0.43 0.02 0.08 89.78 10:00:30 0 9.90 0.00 0.41 0.01 0.07 89.60 10:00:30 1 9.59 0.00 0.42 0.04 0.08 89.87 10:00:30 2 9.96 0.00 0.49 0.01 0.09 89.45 10:00:30 3 9.31 0.00 0.42 0.01 0.07 90.19 10:10:15 all 13.75 0.00 0.58 0.07 0.08 85.52 10:10:15 0 13.19 0.00 0.55 0.09 0.07 86.10 10:10:15 1 14.45 0.00 0.55 0.10 0.08 84.82 10:10:15 2 14.45 0.00 0.77 0.04 0.08 84.65 10:10:15 3 12.93 0.00 0.46 0.04 0.08 86.50 10:20:15 all 14.72 0.00 0.59 0.03 0.07 84.59 10:20:15 0 14.34 0.00 0.52 0.03 0.07 85.06 10:20:15 1 14.77 0.00 0.60 0.03 0.08 84.52 10:20:15 2 15.14 0.00 0.66 0.05 0.07 84.08 10:20:15 3 14.64 0.00 0.57 0.02 0.07 84.71 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.16 0.00 0.91 0.73 0.08 77.12 Average: 0 21.01 0.00 0.87 0.57 0.08 77.47 Average: 1 20.95 0.00 0.92 0.92 0.08 77.14 Average: 2 21.54 0.00 0.97 0.75 0.08 76.66 Average: 3 21.14 0.00 0.89 0.69 0.08 77.21