---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1607 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 716 11518 4 3754 14930 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:c0:a0:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.81/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78875sec preferred_lft 78875sec inet6 fe80::f816:3eff:fec0:a0c8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:bb:ae:d1:5a:3e 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::40bb:aeff:fed1:5a3e/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-1607) 03/18/26 _x86_64_ (4 CPU) 09:57:30 LINUX RESTART (4 CPU) 10:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:15 106.37 8.78 91.78 5.81 1180.82 34861.77 17313.11 10:20:01 83.85 31.33 49.90 2.62 489.95 5463.32 3630.55 10:30:00 31.03 1.09 13.02 16.92 31.98 343.49 213423.15 10:40:15 7.52 0.03 7.09 0.40 1.55 255.40 2001.45 10:50:01 20.36 0.04 19.31 1.00 1.57 880.82 1502.97 11:00:15 10.04 0.05 9.55 0.44 2.14 293.62 718.63 11:10:15 5.42 0.01 5.23 0.18 0.60 145.61 59.61 11:20:01 2.82 0.01 2.81 0.01 0.75 48.90 0.10 11:30:15 5.87 0.03 5.67 0.18 1.73 156.22 137.48 11:40:15 5.27 0.00 5.10 0.17 0.41 154.79 82.53 11:50:01 9.45 0.04 9.02 0.40 4.19 583.48 161.12 12:00:15 7.75 0.02 7.42 0.31 1.02 288.77 556.97 Average: 24.63 3.40 18.86 2.37 144.04 3669.75 19926.54 10:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:15 4474396 15302348 622896 3.80 244276 10366860 1349632 7.75 2115456 9022212 9372 10:20:01 6613060 9114344 6822188 41.67 270820 2283872 9116932 52.33 1979832 7284332 1844 10:30:00 4592968 7129268 8806960 53.79 273236 2316288 9601432 55.11 2008796 9259024 544 10:40:15 6990024 9550072 6388420 39.02 274400 2338896 7035008 40.38 2014392 6852032 136 10:50:01 10934276 13647504 2293512 14.01 280080 2486460 2995944 17.20 2054940 2898956 464 11:00:15 8628656 11383944 4555652 27.82 281404 2527192 5306144 30.46 2058316 5199684 116 11:10:15 8685156 11458852 4480684 27.37 281912 2545088 5221276 29.97 2059632 5128748 364 11:20:01 12424564 15218524 722896 4.42 282284 2564976 1706040 9.79 2061504 1411364 18216 11:30:15 6836428 9633240 6305296 38.51 283020 2567096 6926376 39.76 2062732 6977980 76 11:40:15 7053248 9871632 6067032 37.05 283776 2587932 6792264 38.99 2066180 6760672 200 11:50:01 8404688 11349104 4590452 28.04 287940 2709468 5339596 30.65 2074788 5393232 264 12:00:15 7547716 10542928 5396196 32.96 288708 2759436 6089016 34.95 2094176 6234864 268 Average: 7765432 11183480 4754349 29.04 277655 3171130 5623305 32.28 2054229 6035258 2655 10:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:15 lo 2.82 2.82 2.20 2.20 0.00 0.00 0.00 0.00 10:10:15 ens3 137.32 99.56 2018.63 10.96 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 10:20:01 lo 28.87 28.87 19.02 19.02 0.00 0.00 0.00 0.00 10:20:01 ens3 2.35 1.95 0.67 0.56 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:00 lo 40.25 40.25 17.52 17.52 0.00 0.00 0.00 0.00 10:30:00 ens3 1.80 1.64 0.33 1.40 0.00 0.00 0.00 0.00 10:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:15 lo 16.03 16.03 7.92 7.92 0.00 0.00 0.00 0.00 10:40:15 ens3 1.91 0.49 0.43 0.23 0.00 0.00 0.00 0.00 10:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 13.63 13.63 6.76 6.76 0.00 0.00 0.00 0.00 10:50:01 ens3 1.11 0.87 0.26 0.21 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:15 lo 15.14 15.14 7.86 7.86 0.00 0.00 0.00 0.00 11:00:15 ens3 0.79 0.52 0.16 0.12 0.00 0.00 0.00 0.00 11:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:15 lo 20.81 20.81 8.62 8.62 0.00 0.00 0.00 0.00 11:10:15 ens3 0.86 0.52 0.18 0.13 0.00 0.00 0.00 0.00 11:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 14.18 14.18 4.51 4.51 0.00 0.00 0.00 0.00 11:20:01 ens3 0.88 0.20 0.17 0.08 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:15 lo 16.50 16.50 8.40 8.40 0.00 0.00 0.00 0.00 11:30:15 ens3 0.80 0.56 0.18 0.13 0.00 0.00 0.00 0.00 11:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:15 lo 14.56 14.56 9.25 9.25 0.00 0.00 0.00 0.00 11:40:15 ens3 0.89 0.53 0.23 0.16 0.00 0.00 0.00 0.00 11:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 14.52 14.52 7.95 7.95 0.00 0.00 0.00 0.00 11:50:01 ens3 1.08 0.69 0.29 0.21 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:15 lo 24.24 24.24 10.24 10.24 0.00 0.00 0.00 0.00 12:00:15 ens3 1.65 0.75 0.37 0.23 0.00 0.00 0.00 0.00 12:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.43 18.43 9.17 9.17 0.00 0.00 0.00 0.00 Average: ens3 12.85 9.19 171.95 1.22 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-1607) 03/18/26 _x86_64_ (4 CPU) 09:57:30 LINUX RESTART (4 CPU) 10:00:02 CPU %user %nice %system %iowait %steal %idle 10:10:15 all 39.99 0.00 2.50 5.56 0.51 51.44 10:10:15 0 40.12 0.00 2.45 5.81 0.54 51.07 10:10:15 1 41.37 0.00 2.61 5.59 0.34 50.09 10:10:15 2 38.12 0.00 2.33 6.29 0.42 52.83 10:10:15 3 40.36 0.00 2.59 4.55 0.74 51.76 10:20:01 all 58.83 0.00 2.38 0.14 0.14 38.51 10:20:01 0 57.14 0.00 2.53 0.10 0.14 40.08 10:20:01 1 59.16 0.00 2.49 0.16 0.14 38.04 10:20:01 2 58.97 0.00 2.26 0.17 0.13 38.47 10:20:01 3 60.06 0.00 2.24 0.14 0.13 37.43 10:30:00 all 31.74 0.00 1.27 0.05 0.11 66.83 10:30:00 0 31.63 0.00 1.29 0.05 0.10 66.92 10:30:00 1 31.46 0.00 1.20 0.07 0.10 67.18 10:30:00 2 31.85 0.00 1.23 0.07 0.14 66.72 10:30:00 3 32.02 0.00 1.35 0.03 0.10 66.50 10:40:15 all 16.95 0.00 0.73 0.04 0.09 82.19 10:40:15 0 17.11 0.00 0.71 0.02 0.08 82.08 10:40:15 1 17.15 0.00 0.76 0.03 0.09 81.96 10:40:15 2 16.88 0.00 0.71 0.03 0.09 82.29 10:40:15 3 16.66 0.00 0.72 0.09 0.09 82.44 10:50:01 all 29.84 0.00 1.02 0.07 0.09 68.99 10:50:01 0 29.47 0.00 0.96 0.03 0.09 69.45 10:50:01 1 29.78 0.00 1.08 0.03 0.09 69.03 10:50:01 2 30.79 0.00 0.90 0.15 0.08 68.08 10:50:01 3 29.30 0.00 1.14 0.07 0.09 69.40 11:00:15 all 17.53 0.00 0.61 0.03 0.07 81.75 11:00:15 0 17.47 0.00 0.45 0.03 0.07 81.97 11:00:15 1 17.92 0.00 0.65 0.01 0.07 81.35 11:00:15 2 17.45 0.00 0.71 0.07 0.08 81.69 11:00:15 3 17.29 0.00 0.63 0.01 0.07 82.00 11:10:15 all 8.49 0.00 0.36 0.03 0.06 91.05 11:10:15 0 8.36 0.00 0.36 0.02 0.06 91.20 11:10:15 1 8.56 0.00 0.35 0.01 0.07 91.00 11:10:15 2 8.31 0.00 0.39 0.02 0.06 91.22 11:10:15 3 8.75 0.00 0.34 0.05 0.06 90.80 11:20:01 all 1.64 0.00 0.22 0.19 0.29 97.66 11:20:01 0 1.69 0.00 0.17 0.07 0.27 97.80 11:20:01 1 1.70 0.00 0.27 0.08 0.27 97.68 11:20:01 2 1.49 0.00 0.22 0.53 0.26 97.50 11:20:01 3 1.69 0.00 0.22 0.07 0.34 97.68 11:30:15 all 10.40 0.00 0.58 0.55 0.07 88.40 11:30:15 0 10.67 0.00 0.60 0.59 0.08 88.07 11:30:15 1 9.75 0.00 0.60 0.96 0.08 88.62 11:30:15 2 10.53 0.00 0.59 0.58 0.08 88.22 11:30:15 3 10.65 0.00 0.52 0.07 0.07 88.69 11:40:15 all 9.87 0.00 0.44 0.26 0.09 89.34 11:40:15 0 9.97 0.00 0.41 0.11 0.08 89.43 11:40:15 1 10.01 0.00 0.46 0.16 0.08 89.28 11:40:15 2 9.40 0.00 0.49 0.27 0.10 89.75 11:40:15 3 10.09 0.00 0.41 0.49 0.09 88.92 11:50:01 all 13.58 0.00 0.55 0.08 0.07 85.73 11:50:01 0 13.25 0.00 0.48 0.05 0.06 86.17 11:50:01 1 12.48 0.00 0.49 0.02 0.07 86.94 11:50:01 2 14.68 0.00 0.73 0.07 0.08 84.45 11:50:01 3 13.90 0.00 0.50 0.18 0.07 85.34 11:50:01 CPU %user %nice %system %iowait %steal %idle 12:00:15 all 15.80 0.00 0.70 0.07 0.07 83.36 12:00:15 0 16.02 0.00 0.69 0.14 0.07 83.07 12:00:15 1 16.19 0.00 0.72 0.03 0.08 82.98 12:00:15 2 15.03 0.00 0.71 0.04 0.07 84.14 12:00:15 3 15.94 0.00 0.69 0.07 0.07 83.23 Average: all 21.14 0.00 0.94 0.59 0.14 77.18 Average: 0 21.01 0.00 0.92 0.59 0.14 77.34 Average: 1 21.22 0.00 0.97 0.60 0.12 77.09 Average: 2 21.05 0.00 0.94 0.69 0.13 77.19 Average: 3 21.30 0.00 0.94 0.49 0.16 77.11