---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-20901 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: 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 733 10808 3 4447 14913 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:e6:0e:f2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.187/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79431sec preferred_lft 79431sec inet6 fe80::f816:3eff:fee6:ef2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:14:53:a6:16:2f 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 ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-20901) 02/26/26 _x86_64_ (4 CPU) 08:06:48 LINUX RESTART (4 CPU) 08:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:00 90.72 3.23 83.08 4.41 141.42 32088.18 17729.90 08:30:09 51.11 22.55 27.12 1.44 280.11 1601.71 1755.32 08:40:09 12.39 0.19 11.54 0.66 9.40 378.82 548.00 08:50:09 11.61 0.03 11.07 0.51 0.77 594.68 360.07 09:00:09 13.61 0.02 13.10 0.49 0.56 422.42 215.22 09:10:09 24.50 0.11 8.07 16.32 2.21 231.52 209772.84 09:20:09 4.67 0.01 4.49 0.17 0.25 140.49 69.53 09:30:06 5.20 0.01 5.02 0.17 1.49 149.87 54.40 09:40:09 5.24 0.00 5.05 0.18 0.31 156.15 1532.78 09:50:09 9.10 0.02 8.70 0.38 0.57 550.83 100.16 10:00:09 8.04 0.02 7.71 0.30 0.95 295.24 378.29 Average: 21.40 2.41 16.72 2.27 39.97 3278.20 21118.87 08:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:00 2176788 6298304 9629848 58.82 249580 3774324 11540668 66.24 1983316 11545352 3060 08:30:09 3962272 7174108 8758008 53.49 259012 2934912 9426748 54.11 2103856 9718712 296 08:40:09 5321576 8562932 7371792 45.02 260444 2962980 9123936 52.37 2127136 8353924 1192 08:50:09 8509176 11867440 4069948 24.86 264968 3072576 5051264 28.99 2174260 5134752 176 09:00:09 10926832 14347352 1591228 9.72 267212 3132452 2908144 16.69 2180064 2713684 516 09:10:09 7958340 11415012 4521912 27.62 270360 3165328 5237600 30.06 2189096 5665512 468 09:20:09 7920532 11396840 4540068 27.73 270744 3184516 5141868 29.51 2189948 5673008 256 09:30:06 6410280 9906892 6028980 36.82 271452 3204068 6724388 38.60 2192288 7194900 256 09:40:09 6329524 9848240 6087736 37.18 271920 3225624 6811140 39.10 2195436 7280168 368 09:50:09 7720180 11365280 4571324 27.92 275940 3342436 5282372 30.32 2203980 5879448 44 10:00:09 6871620 10568448 5367788 32.78 276868 3393076 6003552 34.46 2222928 6692824 640 Average: 6737011 10250077 5685330 34.72 267136 3217481 6659244 38.22 2160210 6895662 661 08:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:00 lo 8.07 8.07 9.16 9.16 0.00 0.00 0.00 0.00 08:20:00 ens3 77.75 55.05 1055.49 5.80 0.00 0.00 0.00 0.00 08:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:09 lo 39.78 39.78 20.11 20.11 0.00 0.00 0.00 0.00 08:30:09 ens3 1.99 1.83 0.48 0.41 0.00 0.00 0.00 0.00 08:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:09 lo 30.61 30.61 12.53 12.53 0.00 0.00 0.00 0.00 08:40:09 ens3 1.30 0.93 0.31 1.28 0.00 0.00 0.00 0.00 08:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:09 lo 13.28 13.28 6.70 6.70 0.00 0.00 0.00 0.00 08:50:09 ens3 0.81 0.60 0.23 0.18 0.00 0.00 0.00 0.00 08:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:09 lo 9.46 9.46 4.70 4.70 0.00 0.00 0.00 0.00 09:00:09 ens3 0.84 0.59 0.22 0.16 0.00 0.00 0.00 0.00 09:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:09 lo 19.75 19.75 10.37 10.37 0.00 0.00 0.00 0.00 09:10:09 ens3 0.80 0.70 0.18 0.15 0.00 0.00 0.00 0.00 09:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:09 lo 28.76 28.76 10.24 10.24 0.00 0.00 0.00 0.00 09:20:09 ens3 0.63 0.41 0.15 0.10 0.00 0.00 0.00 0.00 09:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:06 lo 14.61 14.61 7.55 7.55 0.00 0.00 0.00 0.00 09:30:06 ens3 0.60 0.44 0.12 0.09 0.00 0.00 0.00 0.00 09:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:09 lo 16.55 16.55 10.05 10.05 0.00 0.00 0.00 0.00 09:40:09 ens3 0.78 0.54 0.19 0.14 0.00 0.00 0.00 0.00 09:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:09 lo 14.27 14.27 7.97 7.97 0.00 0.00 0.00 0.00 09:50:09 ens3 0.90 0.69 0.28 0.22 0.00 0.00 0.00 0.00 09:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:09 lo 24.46 24.46 10.42 10.42 0.00 0.00 0.00 0.00 10:00:09 ens3 0.92 0.69 0.21 0.16 0.00 0.00 0.00 0.00 10:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.01 20.01 10.00 10.00 0.00 0.00 0.00 0.00 Average: ens3 7.82 5.59 94.45 0.78 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-20901) 02/26/26 _x86_64_ (4 CPU) 08:06:48 LINUX RESTART (4 CPU) 08:10:11 CPU %user %nice %system %iowait %steal %idle 08:20:00 all 52.11 0.00 2.41 3.77 0.12 41.59 08:20:00 0 51.18 0.00 2.40 5.48 0.12 40.82 08:20:00 1 53.48 0.00 2.49 3.11 0.12 40.81 08:20:00 2 52.44 0.00 2.57 3.52 0.12 41.35 08:20:00 3 51.34 0.00 2.16 2.99 0.11 43.39 08:30:09 all 48.21 0.00 1.92 0.08 0.13 49.66 08:30:09 0 48.72 0.00 1.88 0.07 0.12 49.21 08:30:09 1 47.48 0.00 1.93 0.03 0.13 50.43 08:30:09 2 48.03 0.00 1.97 0.07 0.13 49.80 08:30:09 3 48.63 0.00 1.89 0.15 0.13 49.21 08:40:09 all 26.80 0.00 1.08 0.04 0.10 71.98 08:40:09 0 27.34 0.00 1.08 0.03 0.10 71.45 08:40:09 1 27.14 0.00 1.09 0.05 0.10 71.62 08:40:09 2 26.00 0.00 1.01 0.04 0.10 72.85 08:40:09 3 26.73 0.00 1.14 0.04 0.11 71.98 08:50:09 all 19.15 0.00 0.75 0.05 0.09 79.96 08:50:09 0 18.67 0.00 0.79 0.06 0.08 80.40 08:50:09 1 19.65 0.00 0.69 0.01 0.09 79.56 08:50:09 2 19.40 0.00 0.78 0.03 0.08 79.71 08:50:09 3 18.87 0.00 0.75 0.11 0.09 80.17 09:00:09 all 18.36 0.00 0.66 0.03 0.08 80.86 09:00:09 0 18.36 0.00 0.74 0.05 0.08 80.77 09:00:09 1 18.62 0.00 0.69 0.01 0.08 80.59 09:00:09 2 18.66 0.00 0.65 0.03 0.08 80.58 09:00:09 3 17.81 0.00 0.58 0.04 0.08 81.50 09:10:09 all 16.16 0.00 0.65 0.04 0.09 83.07 09:10:09 0 15.88 0.00 0.63 0.06 0.08 83.35 09:10:09 1 16.54 0.00 0.59 0.05 0.09 82.73 09:10:09 2 16.28 0.00 0.73 0.04 0.08 82.87 09:10:09 3 15.93 0.00 0.63 0.01 0.09 83.35 09:20:09 all 8.33 0.00 0.41 0.02 0.07 91.16 09:20:09 0 8.47 0.00 0.38 0.04 0.07 91.05 09:20:09 1 8.62 0.00 0.44 0.02 0.08 90.84 09:20:09 2 8.13 0.00 0.37 0.01 0.08 91.42 09:20:09 3 8.11 0.00 0.46 0.01 0.07 91.35 09:30:06 all 9.53 0.00 0.40 0.02 0.08 89.98 09:30:06 0 9.15 0.00 0.29 0.02 0.07 90.47 09:30:06 1 9.14 0.00 0.39 0.03 0.08 90.37 09:30:06 2 9.65 0.00 0.52 0.02 0.08 89.74 09:30:06 3 10.15 0.00 0.38 0.01 0.08 89.37 09:40:09 all 9.78 0.00 0.50 0.02 0.08 89.62 09:40:09 0 9.40 0.00 0.58 0.02 0.08 89.92 09:40:09 1 9.97 0.00 0.55 0.01 0.08 89.39 09:40:09 2 10.14 0.00 0.49 0.01 0.08 89.28 09:40:09 3 9.60 0.00 0.40 0.04 0.07 89.89 09:50:09 all 13.45 0.00 0.60 0.03 0.08 85.85 09:50:09 0 13.01 0.00 0.54 0.05 0.07 86.32 09:50:09 1 12.99 0.00 0.72 0.02 0.09 86.19 09:50:09 2 13.52 0.00 0.50 0.01 0.08 85.90 09:50:09 3 14.26 0.00 0.63 0.04 0.08 84.99 10:00:09 all 15.90 0.00 0.67 0.02 0.08 83.33 10:00:09 0 16.08 0.00 0.64 0.01 0.08 83.18 10:00:09 1 15.54 0.00 0.63 0.01 0.08 83.74 10:00:09 2 15.85 0.00 0.73 0.02 0.08 83.32 10:00:09 3 16.13 0.00 0.67 0.04 0.08 83.09 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.59 0.00 0.91 0.37 0.09 77.04 Average: 0 21.47 0.00 0.91 0.53 0.09 77.02 Average: 1 21.72 0.00 0.93 0.30 0.09 76.96 Average: 2 21.61 0.00 0.94 0.34 0.09 77.02 Average: 3 21.56 0.00 0.88 0.31 0.09 77.16