---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-19427 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 699 11256 3 4034 14947 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:b8:cb:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.103/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79325sec preferred_lft 79325sec inet6 fe80::f816:3eff:feb8:cbbc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:f9:11:5d:0b:52 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::b0f9:11ff:fe5d:b52/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-19427) 03/23/26 _x86_64_ (4 CPU) 19:44:12 LINUX RESTART (4 CPU) 19:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:00:01 83.39 23.13 57.27 2.99 370.68 7014.21 3676.68 20:10:00 23.40 5.92 16.55 0.93 113.97 488.32 835.91 20:20:18 8.16 0.12 7.65 0.39 7.48 273.13 256.98 20:30:18 30.41 0.15 14.34 15.91 2.74 695.29 211057.96 20:40:00 14.80 0.06 14.06 0.68 2.89 460.25 257.17 20:50:19 2.08 0.01 2.06 0.00 0.34 32.35 0.37 21:00:01 6.52 0.02 6.24 0.26 1.92 229.78 143.33 21:10:01 6.31 0.02 6.01 0.28 1.16 172.66 112.85 21:20:03 5.06 0.00 4.93 0.13 0.37 155.62 54.89 21:30:03 10.03 0.05 9.59 0.39 4.18 580.24 228.79 21:40:01 6.08 0.13 5.76 0.19 4.69 181.65 107.77 Average: 17.81 2.69 13.10 2.01 46.39 933.83 19718.03 19:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:00:01 1820776 5313520 10617488 64.85 267844 3196216 11869112 68.13 2218612 11737448 1792 20:10:00 3172664 5996316 9940740 60.71 268480 2592232 10957964 62.90 2165132 10507380 352 20:20:18 6948032 9796516 6141448 37.51 269688 2615852 7004984 40.21 2172316 6741864 336 20:30:18 10685660 13668560 2273184 13.88 276848 2743064 3054868 17.53 2217128 2976624 248 20:40:00 8337576 11385284 4555292 27.82 278708 2806008 5352276 30.72 2221928 5313484 188 20:50:19 8287344 11336632 4603688 28.12 278904 2807396 5343828 30.67 2222224 5362020 60 21:00:01 9171952 12257168 3684044 22.50 279420 2842800 4907596 28.17 2225080 4478156 572 21:10:01 6940664 10048304 5891508 35.98 280484 2864176 6660180 38.23 2229068 6682888 420 21:20:03 8375176 11506068 4434512 27.08 281056 2886860 5197524 29.83 2231184 5268300 356 21:30:03 8102312 11360384 4580248 27.97 285380 3009500 5282232 30.32 2246172 5524904 532 21:40:01 7121548 10408060 5531972 33.79 285888 3037416 6165800 35.39 2257620 6477084 308 Average: 7178519 10279710 5659466 34.57 277518 2854684 6526942 37.46 2218769 6460923 469 19:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:00:01 lo 22.10 22.10 17.65 17.65 0.00 0.00 0.00 0.00 20:00:01 ens3 2.11 1.79 0.67 0.56 0.00 0.00 0.00 0.00 20:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:00 lo 44.47 44.47 18.75 18.75 0.00 0.00 0.00 0.00 20:10:00 ens3 2.24 1.41 0.43 1.20 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 20:20:18 lo 17.74 17.74 8.92 8.92 0.00 0.00 0.00 0.00 20:20:18 ens3 0.74 0.48 0.15 0.11 0.00 0.00 0.00 0.00 20:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:18 lo 11.16 11.16 5.47 5.47 0.00 0.00 0.00 0.00 20:30:18 ens3 1.11 0.79 0.27 0.21 0.00 0.00 0.00 0.00 20:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:00 lo 19.67 19.67 10.20 10.20 0.00 0.00 0.00 0.00 20:40:00 ens3 1.27 0.74 0.28 0.19 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 20:50:19 lo 9.86 9.86 4.67 4.67 0.00 0.00 0.00 0.00 20:50:19 ens3 0.54 0.32 0.10 0.07 0.00 0.00 0.00 0.00 20:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 25.32 25.32 8.47 8.47 0.00 0.00 0.00 0.00 21:00:01 ens3 0.56 0.36 0.12 0.09 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 lo 21.55 21.55 11.97 11.97 0.00 0.00 0.00 0.00 21:10:01 ens3 0.92 0.59 0.19 0.14 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:03 lo 15.52 15.52 8.94 8.94 0.00 0.00 0.00 0.00 21:20:03 ens3 0.83 0.61 0.20 0.15 0.00 0.00 0.00 0.00 21:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:03 lo 15.07 15.07 7.84 7.84 0.00 0.00 0.00 0.00 21:30:03 ens3 0.84 0.66 0.22 0.17 0.00 0.00 0.00 0.00 21:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 lo 23.08 23.08 9.09 9.09 0.00 0.00 0.00 0.00 21:40:01 ens3 0.71 0.49 0.16 0.12 0.00 0.00 0.00 0.00 21:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.45 20.45 10.16 10.16 0.00 0.00 0.00 0.00 Average: ens3 1.08 0.75 0.25 0.27 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-19427) 03/23/26 _x86_64_ (4 CPU) 19:44:12 LINUX RESTART (4 CPU) 19:50:01 CPU %user %nice %system %iowait %steal %idle 20:00:01 all 53.50 0.00 2.00 0.15 0.10 44.25 20:00:01 0 53.14 0.00 1.95 0.07 0.10 44.75 20:00:01 1 53.38 0.00 1.99 0.29 0.10 44.24 20:00:01 2 54.52 0.00 1.94 0.08 0.10 43.36 20:00:01 3 52.96 0.00 2.14 0.17 0.10 44.63 20:10:00 all 37.63 0.00 1.44 0.17 0.11 60.64 20:10:00 0 37.16 0.00 1.60 0.20 0.11 60.94 20:10:00 1 38.04 0.00 1.35 0.25 0.11 60.25 20:10:00 2 37.76 0.00 1.46 0.13 0.11 60.53 20:10:00 3 37.58 0.00 1.35 0.11 0.11 60.85 20:20:18 all 17.81 0.00 0.82 0.04 0.08 81.26 20:20:18 0 17.48 0.00 0.85 0.02 0.08 81.57 20:20:18 1 17.40 0.00 0.78 0.09 0.08 81.64 20:20:18 2 18.65 0.00 0.97 0.02 0.08 80.27 20:20:18 3 17.69 0.00 0.66 0.04 0.07 81.54 20:30:18 all 22.50 0.00 0.98 0.08 0.07 76.36 20:30:18 0 22.05 0.00 0.90 0.03 0.07 76.95 20:30:18 1 22.89 0.00 1.03 0.11 0.08 75.90 20:30:18 2 22.82 0.00 0.91 0.16 0.08 76.03 20:30:18 3 22.26 0.00 1.08 0.03 0.08 76.55 20:40:00 all 26.00 0.00 0.86 0.06 0.09 72.98 20:40:00 0 26.10 0.00 0.95 0.05 0.09 72.81 20:40:00 1 25.94 0.00 0.73 0.07 0.10 73.17 20:40:00 2 26.09 0.00 0.83 0.08 0.09 72.90 20:40:00 3 25.89 0.00 0.94 0.03 0.09 73.05 20:50:19 all 2.01 0.00 0.30 0.01 0.06 97.61 20:50:19 0 2.39 0.00 0.23 0.01 0.05 97.32 20:50:19 1 1.93 0.00 0.30 0.03 0.06 97.67 20:50:19 2 1.83 0.00 0.35 0.01 0.06 97.75 20:50:19 3 1.90 0.00 0.33 0.00 0.06 97.71 21:00:01 all 12.87 0.00 0.54 0.03 0.07 86.50 21:00:01 0 12.57 0.00 0.61 0.02 0.06 86.74 21:00:01 1 13.31 0.00 0.52 0.02 0.07 86.09 21:00:01 2 13.31 0.00 0.46 0.04 0.07 86.12 21:00:01 3 12.29 0.00 0.56 0.04 0.07 87.04 21:10:01 all 13.45 0.00 0.45 0.04 0.08 85.99 21:10:01 0 13.44 0.00 0.52 0.00 0.08 85.97 21:10:01 1 13.43 0.00 0.38 0.03 0.08 86.08 21:10:01 2 14.11 0.00 0.48 0.07 0.08 85.27 21:10:01 3 12.82 0.00 0.42 0.05 0.08 86.63 21:20:03 all 7.97 0.00 0.40 0.19 0.07 91.37 21:20:03 0 8.26 0.00 0.45 0.11 0.07 91.10 21:20:03 1 7.83 0.00 0.43 0.50 0.07 91.17 21:20:03 2 7.95 0.00 0.40 0.08 0.07 91.50 21:20:03 3 7.83 0.00 0.32 0.06 0.07 91.72 21:30:03 all 13.97 0.00 0.60 0.04 0.06 85.32 21:30:03 0 13.57 0.00 0.53 0.00 0.06 85.83 21:30:03 1 13.53 0.00 0.63 0.04 0.06 85.73 21:30:03 2 14.11 0.00 0.62 0.01 0.07 85.19 21:30:03 3 14.67 0.00 0.63 0.12 0.06 84.51 21:40:01 all 10.17 0.00 0.52 0.02 0.06 89.22 21:40:01 0 9.93 0.00 0.46 0.04 0.06 89.50 21:40:01 1 9.94 0.00 0.55 0.02 0.07 89.42 21:40:01 2 10.10 0.00 0.57 0.02 0.07 89.24 21:40:01 3 10.72 0.00 0.51 0.01 0.06 88.70 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.74 0.00 0.81 0.08 0.08 79.30 Average: 0 19.57 0.00 0.82 0.05 0.08 79.48 Average: 1 19.71 0.00 0.79 0.13 0.08 79.29 Average: 2 20.05 0.00 0.82 0.06 0.08 78.99 Average: 3 19.61 0.00 0.81 0.06 0.08 79.44