---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-32879 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 61G 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 671 12508 3 2809 14967 Swap: 1023 52 971 ---> 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:42:98:a6 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 79088sec preferred_lft 79088sec inet6 fe80::f816:3eff:fe42:98a6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:3d:c1:cf:7b:64 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::e83d:c1ff:fecf:7b64/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-32879) 07/04/26 _x86_64_ (4 CPU) 14:13:02 LINUX RESTART (4 CPU) 14:20:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:01 77.55 22.41 52.06 3.09 1106.25 5818.33 4289.84 14:40:01 21.68 2.20 18.49 0.98 57.09 499.83 563.63 14:50:11 6.44 0.51 5.65 0.28 26.18 187.93 120.99 15:00:01 11.71 0.18 11.03 0.50 8.71 564.05 381.32 15:10:01 31.89 0.53 15.50 15.86 17.65 516.99 211030.84 15:20:11 5.41 0.30 4.96 0.15 11.34 132.38 47.49 15:30:01 5.40 0.25 4.94 0.20 8.42 147.65 404.27 15:40:01 5.61 0.34 5.12 0.16 14.26 152.72 86.97 15:50:11 6.40 0.32 5.88 0.20 12.26 171.88 63.67 16:00:01 13.51 0.75 12.22 0.54 22.68 702.89 382.41 16:10:01 6.01 0.38 5.36 0.26 12.70 188.96 58.96 Average: 17.31 2.53 12.76 2.02 116.47 816.78 19791.29 14:20:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:01 7813840 9247672 6690576 40.86 202352 1409156 7577216 43.49 935796 7251812 6020 14:40:01 5467708 6937900 9000324 54.97 205260 1442200 10240844 58.78 1012580 9512752 3388 14:50:11 8307012 9800372 6139068 37.49 206468 1464212 7062812 40.54 1024020 6675572 84 15:00:01 9905148 11513916 4428448 27.05 211412 1569460 5323436 30.56 1076324 5016012 340 15:10:01 9769888 11465956 4476468 27.34 217088 1651036 5314308 30.50 1094620 5135504 456 15:20:11 9540640 11254164 4687928 28.63 217688 1667852 5484216 31.48 1099216 5368580 120 15:30:01 9690220 11423704 4518400 27.60 218184 1687304 5301920 30.43 1103092 5208380 280 15:40:01 8123148 9877824 6063540 37.03 218876 1707800 6922276 39.73 1109320 6771048 416 15:50:11 7931108 9709108 6232108 38.06 219724 1730280 7085032 40.67 1116672 6953280 344 16:00:01 10298084 12231932 3710924 22.66 224024 1876256 4940116 28.36 1138332 4564876 268 16:10:01 8536788 10502028 5439704 33.22 224940 1906672 6174052 35.44 1153872 6304684 340 Average: 8671235 10360416 5580681 34.08 215092 1646566 6493293 37.27 1078531 6251136 1096 14:20:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:01 lo 28.89 28.89 22.79 22.79 0.00 0.00 0.00 0.00 14:30:01 ens3 2.17 2.07 0.65 1.34 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 47.84 47.84 19.03 19.03 0.00 0.00 0.00 0.00 14:40:01 ens3 1.70 1.49 0.38 0.32 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:11 lo 16.43 16.43 8.19 8.19 0.00 0.00 0.00 0.00 14:50:11 ens3 0.55 0.38 0.14 0.11 0.00 0.00 0.00 0.00 14:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 6.52 6.52 3.12 3.12 0.00 0.00 0.00 0.00 15:00:01 ens3 0.76 0.63 0.23 0.18 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 16.84 16.84 8.30 8.30 0.00 0.00 0.00 0.00 15:10:01 ens3 0.95 0.70 0.23 0.17 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:11 lo 13.60 13.60 7.29 7.29 0.00 0.00 0.00 0.00 15:20:11 ens3 0.57 0.49 0.12 0.09 0.00 0.00 0.00 0.00 15:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 24.97 24.97 8.36 8.36 0.00 0.00 0.00 0.00 15:30:01 ens3 0.46 0.34 0.11 0.08 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 16.62 16.62 8.44 8.44 0.00 0.00 0.00 0.00 15:40:01 ens3 0.69 0.50 0.18 0.13 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:11 lo 17.73 17.73 10.50 10.50 0.00 0.00 0.00 0.00 15:50:11 ens3 0.77 0.64 0.20 0.15 0.00 0.00 0.00 0.00 15:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 11.20 11.20 6.61 6.61 0.00 0.00 0.00 0.00 16:00:01 ens3 0.98 0.74 0.30 0.23 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 29.77 29.77 12.41 12.41 0.00 0.00 0.00 0.00 16:10:01 ens3 0.74 0.80 0.16 0.14 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.95 20.95 10.45 10.45 0.00 0.00 0.00 0.00 Average: ens3 0.94 0.80 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-32879) 07/04/26 _x86_64_ (4 CPU) 14:13:02 LINUX RESTART (4 CPU) 14:20:11 CPU %user %nice %system %iowait %steal %idle 14:30:01 all 63.74 0.00 2.32 0.22 0.10 33.61 14:30:01 0 63.93 0.00 2.11 0.13 0.10 33.72 14:30:01 1 63.32 0.00 2.46 0.20 0.10 33.92 14:30:01 2 64.50 0.00 2.41 0.23 0.10 32.77 14:30:01 3 63.23 0.00 2.30 0.34 0.10 34.03 14:40:01 all 38.70 0.00 1.55 0.06 0.10 59.60 14:40:01 0 37.96 0.00 1.51 0.08 0.10 60.34 14:40:01 1 38.96 0.00 1.44 0.05 0.10 59.45 14:40:01 2 38.79 0.00 1.63 0.08 0.10 59.40 14:40:01 3 39.09 0.00 1.60 0.03 0.10 59.18 14:50:11 all 12.17 0.00 0.63 0.03 0.09 87.08 14:50:11 0 12.17 0.00 0.57 0.03 0.08 87.15 14:50:11 1 12.44 0.00 0.57 0.00 0.09 86.90 14:50:11 2 12.11 0.00 0.64 0.06 0.09 87.09 14:50:11 3 11.95 0.00 0.73 0.04 0.09 87.19 15:00:01 all 16.75 0.00 0.72 0.05 0.08 82.40 15:00:01 0 17.34 0.00 0.78 0.01 0.07 81.80 15:00:01 1 17.20 0.00 0.61 0.02 0.08 82.08 15:00:01 2 16.98 0.00 0.85 0.07 0.09 82.01 15:00:01 3 15.45 0.00 0.65 0.08 0.08 83.73 15:10:01 all 27.24 0.00 0.94 0.06 0.09 71.67 15:10:01 0 27.15 0.00 1.06 0.03 0.08 71.69 15:10:01 1 26.57 0.00 0.87 0.04 0.09 72.44 15:10:01 2 27.47 0.00 0.91 0.11 0.09 71.42 15:10:01 3 27.77 0.00 0.93 0.07 0.08 71.14 15:20:11 all 7.91 0.00 0.28 0.02 0.08 91.70 15:20:11 0 8.17 0.00 0.34 0.02 0.08 91.40 15:20:11 1 8.40 0.00 0.29 0.01 0.09 91.22 15:20:11 2 7.45 0.00 0.27 0.05 0.09 92.15 15:20:11 3 7.63 0.00 0.24 0.01 0.08 92.03 15:30:01 all 8.89 0.00 0.46 0.03 0.08 90.54 15:30:01 0 8.62 0.00 0.53 0.02 0.08 90.75 15:30:01 1 9.55 0.00 0.46 0.03 0.09 89.87 15:30:01 2 9.20 0.00 0.41 0.02 0.08 90.28 15:30:01 3 8.17 0.00 0.45 0.04 0.08 91.26 15:40:01 all 9.69 0.00 0.42 0.03 0.09 89.77 15:40:01 0 9.66 0.00 0.37 0.08 0.08 89.81 15:40:01 1 9.78 0.00 0.50 0.02 0.09 89.62 15:40:01 2 9.67 0.00 0.42 0.02 0.09 89.80 15:40:01 3 9.66 0.00 0.39 0.02 0.08 89.84 15:50:11 all 9.96 0.00 0.56 0.03 0.08 89.36 15:50:11 0 9.72 0.00 0.55 0.02 0.08 89.63 15:50:11 1 9.89 0.00 0.57 0.06 0.09 89.39 15:50:11 2 10.38 0.00 0.61 0.03 0.09 88.89 15:50:11 3 9.85 0.00 0.50 0.02 0.08 89.55 16:00:01 all 18.38 0.00 0.67 0.05 0.08 80.82 16:00:01 0 19.15 0.00 0.82 0.07 0.08 79.88 16:00:01 1 18.42 0.00 0.61 0.08 0.08 80.82 16:00:01 2 18.00 0.00 0.69 0.04 0.09 81.19 16:00:01 3 17.95 0.00 0.55 0.02 0.08 81.41 16:10:01 all 12.16 0.00 0.48 0.03 0.08 87.26 16:10:01 0 12.13 0.00 0.54 0.03 0.07 87.23 16:10:01 1 12.05 0.00 0.47 0.01 0.08 87.38 16:10:01 2 12.08 0.00 0.47 0.03 0.08 87.34 16:10:01 3 12.37 0.00 0.42 0.04 0.08 87.09 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.42 0.00 0.82 0.06 0.09 78.62 Average: 0 20.46 0.00 0.83 0.05 0.08 78.58 Average: 1 20.50 0.00 0.80 0.05 0.09 78.56 Average: 2 20.52 0.00 0.84 0.07 0.09 78.48 Average: 3 20.20 0.00 0.80 0.06 0.09 78.86