---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8268 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 691 11135 3 4162 14955 Swap: 1023 1 1022 ---> 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:b4:9b:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.253/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79200sec preferred_lft 79200sec inet6 fe80::f816:3eff:feb4:9b89/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:c5:b9:3b:d8:3d 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::48c5:b9ff:fe3b:d83d/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-8268) 03/23/26 _x86_64_ (4 CPU) 07:11:56 LINUX RESTART (4 CPU) 07:20:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:00 64.18 4.39 56.94 2.84 155.03 10918.58 4537.51 07:40:38 51.78 28.20 22.26 1.31 398.02 1494.94 1477.39 07:50:01 10.81 0.17 10.02 0.62 11.88 365.58 883.28 08:00:01 5.68 0.12 5.36 0.21 4.08 397.24 52.01 08:10:02 34.25 0.08 18.22 15.94 1.66 575.40 211866.72 08:20:38 6.72 0.03 6.43 0.26 1.40 196.01 97.79 08:30:01 7.17 0.02 6.84 0.31 1.80 242.77 141.53 08:40:35 6.07 0.01 5.80 0.26 0.62 165.35 63.81 08:50:18 5.06 0.01 4.88 0.18 0.45 156.80 44.94 09:00:01 9.61 0.06 9.15 0.40 4.99 591.21 199.56 09:10:10 5.20 0.02 4.99 0.19 0.93 172.15 171.73 Average: 18.89 3.17 13.68 2.05 54.73 1372.10 19997.77 07:20:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:00 4529452 8005940 7924124 48.40 260764 3165520 8797568 50.50 2256260 8978500 3172 07:40:38 2408068 5359284 10574644 64.59 267656 2714496 11276072 64.72 2270520 11147564 420 07:50:01 6072572 9055208 6882728 42.04 268976 2744784 8052488 46.22 2286556 7499964 408 08:00:01 9605888 12675792 3263988 19.94 272260 2828776 4219344 24.22 2314276 3936828 676 08:10:02 9789500 12944944 2994860 18.29 277136 2909512 3789712 21.75 2345528 3732792 244 08:20:38 8015732 11199472 4739348 28.95 278052 2936908 5479848 31.45 2347484 5501332 52 08:30:01 8355168 11574436 4364752 26.66 278624 2971848 5665044 32.52 2350296 5161740 576 08:40:35 6751764 9993344 5944752 36.31 279492 2993292 6713768 38.54 2354040 6754432 124 08:50:18 8180704 11444908 4493976 27.45 280108 3015312 5264392 30.22 2356312 5322632 32 09:00:01 7920756 11312568 4626268 28.26 284136 3137360 5270160 30.25 2371112 5564900 212 09:10:10 7193148 10612888 5325412 32.53 284660 3164672 5965984 34.24 2382344 6266172 76 Average: 7165705 10379889 5557714 33.94 275624 2962044 6408580 36.79 2330430 6351532 545 07:20:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:00 lo 17.21 17.21 13.91 13.91 0.00 0.00 0.00 0.00 07:30:00 ens3 1.83 1.62 0.51 1.33 0.00 0.00 0.00 0.00 07:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:38 lo 43.19 43.19 19.75 19.75 0.00 0.00 0.00 0.00 07:40:38 ens3 1.71 1.47 0.40 0.34 0.00 0.00 0.00 0.00 07:40:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 19.30 19.30 9.88 9.88 0.00 0.00 0.00 0.00 07:50:01 ens3 1.92 0.78 0.45 0.27 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 8.04 8.04 3.28 3.28 0.00 0.00 0.00 0.00 08:00:01 ens3 0.98 0.39 0.28 0.18 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:02 lo 13.50 13.50 7.83 7.83 0.00 0.00 0.00 0.00 08:10:02 ens3 1.02 0.79 0.19 0.15 0.00 0.00 0.00 0.00 08:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:38 lo 19.25 19.25 9.20 9.20 0.00 0.00 0.00 0.00 08:20:38 ens3 1.25 0.64 0.22 0.14 0.00 0.00 0.00 0.00 08:20:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 28.50 28.50 9.76 9.76 0.00 0.00 0.00 0.00 08:30:01 ens3 0.98 0.50 0.20 0.13 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:35 lo 21.93 21.93 12.08 12.08 0.00 0.00 0.00 0.00 08:40:35 ens3 0.92 0.62 0.21 0.15 0.00 0.00 0.00 0.00 08:40:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:18 lo 15.66 15.66 8.83 8.83 0.00 0.00 0.00 0.00 08:50:18 ens3 0.93 0.55 0.21 0.15 0.00 0.00 0.00 0.00 08:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 14.33 14.33 7.71 7.71 0.00 0.00 0.00 0.00 09:00:01 ens3 0.90 0.70 0.25 0.20 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:10 lo 29.40 29.40 11.34 11.34 0.00 0.00 0.00 0.00 09:10:10 ens3 0.71 0.50 0.14 0.10 0.00 0.00 0.00 0.00 09:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.08 21.08 10.39 10.39 0.00 0.00 0.00 0.00 Average: ens3 1.19 0.78 0.28 0.28 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-8268) 03/23/26 _x86_64_ (4 CPU) 07:11:56 LINUX RESTART (4 CPU) 07:20:14 CPU %user %nice %system %iowait %steal %idle 07:30:00 all 43.72 0.00 1.78 0.16 0.10 54.24 07:30:00 0 45.73 0.00 1.91 0.18 0.10 52.07 07:30:00 1 43.27 0.00 1.63 0.17 0.10 54.83 07:30:00 2 42.29 0.00 1.84 0.09 0.10 55.68 07:30:00 3 43.59 0.00 1.74 0.19 0.10 54.38 07:40:38 all 40.90 0.00 1.65 0.12 0.11 57.22 07:40:38 0 39.91 0.00 1.62 0.16 0.10 58.20 07:40:38 1 41.26 0.00 1.47 0.04 0.10 57.13 07:40:38 2 40.94 0.00 1.76 0.09 0.11 57.10 07:40:38 3 41.48 0.00 1.76 0.18 0.11 56.47 07:50:01 all 24.43 0.00 0.88 0.04 0.10 74.56 07:50:01 0 25.00 0.00 0.91 0.07 0.10 73.92 07:50:01 1 23.98 0.00 0.78 0.02 0.10 75.13 07:50:01 2 24.49 0.00 0.92 0.02 0.10 74.47 07:50:01 3 24.25 0.00 0.91 0.05 0.10 74.70 08:00:01 all 6.21 0.00 0.39 0.03 0.09 93.29 08:00:01 0 6.31 0.00 0.41 0.05 0.09 93.15 08:00:01 1 5.99 0.00 0.42 0.03 0.09 93.48 08:00:01 2 6.35 0.00 0.31 0.02 0.10 93.22 08:00:01 3 6.20 0.00 0.41 0.01 0.08 93.30 08:10:02 all 28.26 0.00 0.91 0.06 0.09 70.69 08:10:02 0 28.14 0.00 0.88 0.15 0.09 70.74 08:10:02 1 28.80 0.00 0.90 0.02 0.08 70.20 08:10:02 2 27.84 0.00 0.98 0.03 0.09 71.06 08:10:02 3 28.24 0.00 0.88 0.03 0.09 70.76 08:20:38 all 13.09 0.00 0.45 0.02 0.09 86.35 08:20:38 0 12.38 0.00 0.40 0.04 0.09 87.09 08:20:38 1 13.35 0.00 0.41 0.03 0.09 86.12 08:20:38 2 13.51 0.00 0.53 0.02 0.09 85.85 08:20:38 3 13.10 0.00 0.45 0.02 0.09 86.35 08:30:01 all 13.98 0.00 0.69 0.02 0.10 85.21 08:30:01 0 13.56 0.00 0.67 0.02 0.10 85.65 08:30:01 1 13.33 0.00 0.66 0.01 0.09 85.90 08:30:01 2 14.55 0.00 0.82 0.01 0.10 84.51 08:30:01 3 14.48 0.00 0.60 0.04 0.09 84.79 08:40:35 all 12.96 0.00 0.60 0.03 0.09 86.32 08:40:35 0 12.78 0.00 0.54 0.01 0.09 86.58 08:40:35 1 12.64 0.00 0.63 0.06 0.09 86.57 08:40:35 2 13.17 0.00 0.70 0.02 0.10 86.01 08:40:35 3 13.23 0.00 0.54 0.03 0.09 86.12 08:50:18 all 8.00 0.00 0.48 0.02 0.09 91.41 08:50:18 0 7.86 0.00 0.47 0.01 0.09 91.56 08:50:18 1 8.13 0.00 0.44 0.01 0.09 91.33 08:50:18 2 7.59 0.00 0.50 0.05 0.09 91.78 08:50:18 3 8.42 0.00 0.53 0.01 0.09 90.95 09:00:01 all 13.96 0.00 0.62 0.03 0.09 85.30 09:00:01 0 13.33 0.00 0.55 0.03 0.09 86.01 09:00:01 1 14.65 0.00 0.62 0.01 0.10 84.62 09:00:01 2 13.82 0.00 0.77 0.08 0.10 85.24 09:00:01 3 14.05 0.00 0.53 0.01 0.09 85.33 09:10:10 all 9.40 0.00 0.40 0.02 0.09 90.09 09:10:10 0 9.57 0.00 0.38 0.02 0.09 89.94 09:10:10 1 8.83 0.00 0.37 0.01 0.09 90.71 09:10:10 2 9.58 0.00 0.43 0.04 0.10 89.85 09:10:10 3 9.61 0.00 0.42 0.01 0.09 89.86 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.58 0.00 0.81 0.05 0.09 79.47 Average: 0 19.54 0.00 0.79 0.07 0.09 79.51 Average: 1 19.52 0.00 0.76 0.04 0.09 79.59 Average: 2 19.51 0.00 0.87 0.04 0.10 79.48 Average: 3 19.73 0.00 0.80 0.05 0.09 79.33