---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-47159 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 17G 61G 22% / 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 720 6755 4 8513 14925 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:5c:58:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.47/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78664sec preferred_lft 78664sec inet6 fe80::f816:3eff:fe5c:58ab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:ed:19:28:30:21 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::38ed:19ff:fe28:3021/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-47159) 09/03/26 _x86_64_ (4 CPU) 11:36:06 LINUX RESTART (4 CPU) 11:40:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:02 63.20 2.12 57.57 3.50 147.52 26964.66 11708.77 12:00:01 6.17 0.53 5.35 0.28 29.91 199.69 765.80 12:10:02 4.92 0.00 4.71 0.20 0.01 124.61 281.12 12:20:39 7.55 0.01 7.16 0.37 0.52 254.78 769.61 12:30:01 6.13 0.74 4.98 0.41 10.63 172.77 259.50 12:40:12 37.39 0.07 35.48 1.84 2.57 3161.47 1540.49 12:50:39 14.10 0.00 13.42 0.68 0.01 391.51 674.36 13:00:02 5.09 0.00 4.90 0.19 0.00 145.29 493.96 13:10:19 4.94 0.00 4.73 0.21 0.00 150.01 835.52 13:20:39 5.37 0.00 5.18 0.19 0.00 161.88 95.82 13:30:01 9.79 0.00 9.39 0.40 0.00 388.33 113.31 13:40:15 7.89 0.00 7.53 0.36 0.01 487.80 134.55 Average: 14.29 0.28 13.29 0.71 15.47 2647.33 1447.13 11:40:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:02 157256 9003604 6922444 42.28 232168 8441744 8916040 51.18 1893456 13592244 352 12:00:01 3303072 11060204 4867248 29.73 232004 7366912 5537804 31.79 1927092 10405840 424 12:10:02 3313744 11078312 4849020 29.62 233108 7373196 5558404 31.91 1943996 10406032 228 12:20:39 1871648 9653468 6272880 38.31 235040 7388464 7040940 40.41 1950720 11839464 388 12:30:01 6133744 14108540 1819548 11.11 241492 7563156 3319520 19.05 1966692 7559116 168988 12:40:12 5925640 13517304 2409648 14.72 258264 7166352 3126464 17.95 2195936 7529140 1328 12:50:39 3690676 11331968 4594972 28.06 260276 7213780 5356424 30.75 2204972 9761060 104 13:00:02 3628676 11288628 4638292 28.33 260888 7231768 5397264 30.98 2206448 9816400 284 13:10:19 2295836 9977808 5948344 36.33 261728 7252916 6786128 38.95 2208832 11125756 196 13:20:39 2196744 9902784 6023236 36.79 262500 7276092 6788996 38.97 2212320 11234048 184 13:30:01 6639944 14475940 1452440 8.87 266024 7395512 2804276 16.10 2219288 6794868 58144 13:40:15 3767044 11658852 4267888 26.07 266996 7448880 5804024 33.32 2238628 9641924 296 Average: 3577002 11421451 4505497 27.52 250874 7426564 5536357 31.78 2097365 9975491 19243 11:40:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:02 lo 3.04 3.04 2.41 2.41 0.00 0.00 0.00 0.00 11:50:02 ens3 151.83 108.00 1167.02 9.65 0.00 0.00 0.00 0.00 11:50:02 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 11.76 11.76 8.52 8.52 0.00 0.00 0.00 0.00 12:00:01 ens3 0.53 0.39 0.12 0.09 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:02 lo 10.99 10.99 4.96 4.96 0.00 0.00 0.00 0.00 12:10:02 ens3 1.31 0.62 0.44 0.30 0.00 0.00 0.00 0.00 12:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:39 lo 7.70 7.70 5.08 5.08 0.00 0.00 0.00 0.00 12:20:39 ens3 0.95 0.68 0.21 1.37 0.00 0.00 0.00 0.00 12:20:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 4.84 4.84 1.78 1.78 0.00 0.00 0.00 0.00 12:30:01 ens3 1.21 0.77 0.87 0.25 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:12 lo 25.33 25.33 18.60 18.60 0.00 0.00 0.00 0.00 12:40:12 ens3 1.94 1.76 0.49 0.42 0.00 0.00 0.00 0.00 12:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:39 lo 25.99 25.99 12.97 12.97 0.00 0.00 0.00 0.00 12:50:39 ens3 1.13 1.07 0.24 0.21 0.00 0.00 0.00 0.00 12:50:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:02 lo 16.86 16.86 6.58 6.58 0.00 0.00 0.00 0.00 13:00:02 ens3 0.53 0.44 0.10 0.08 0.00 0.00 0.00 0.00 13:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:19 lo 19.39 19.39 7.99 7.99 0.00 0.00 0.00 0.00 13:10:19 ens3 0.47 0.42 0.11 0.09 0.00 0.00 0.00 0.00 13:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:39 lo 19.61 19.61 10.38 10.38 0.00 0.00 0.00 0.00 13:20:39 ens3 0.70 0.70 0.16 0.14 0.00 0.00 0.00 0.00 13:20:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 14.00 14.00 7.70 7.70 0.00 0.00 0.00 0.00 13:30:01 ens3 1.09 0.73 0.26 0.19 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:15 lo 22.80 22.80 10.37 10.37 0.00 0.00 0.00 0.00 13:40:15 ens3 1.02 0.90 0.27 0.23 0.00 0.00 0.00 0.00 13:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 15.33 15.33 8.20 8.20 0.00 0.00 0.00 0.00 Average: ens3 13.14 9.41 94.25 1.07 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-47159) 09/03/26 _x86_64_ (4 CPU) 11:36:06 LINUX RESTART (4 CPU) 11:40:23 CPU %user %nice %system %iowait %steal %idle 11:50:02 all 38.11 0.00 2.26 0.55 0.07 59.01 11:50:02 0 36.63 0.00 2.03 0.45 0.06 60.83 11:50:02 1 37.84 0.00 2.41 0.71 0.07 58.97 11:50:02 2 39.04 0.00 2.21 0.57 0.06 58.12 11:50:02 3 38.94 0.00 2.39 0.47 0.07 58.13 12:00:01 all 11.91 0.00 0.63 0.04 0.04 87.38 12:00:01 0 11.61 0.00 0.72 0.03 0.04 87.60 12:00:01 1 11.57 0.00 0.71 0.02 0.05 87.65 12:00:01 2 12.04 0.00 0.51 0.04 0.04 87.37 12:00:01 3 12.40 0.00 0.61 0.05 0.04 86.90 12:10:02 all 9.05 0.00 0.53 0.07 0.03 90.32 12:10:02 0 9.32 0.00 0.65 0.07 0.03 89.94 12:10:02 1 9.44 0.00 0.63 0.02 0.02 89.88 12:10:02 2 8.48 0.00 0.42 0.04 0.03 91.03 12:10:02 3 8.95 0.00 0.44 0.17 0.03 90.41 12:20:39 all 15.35 0.00 0.71 0.04 0.03 83.87 12:20:39 0 15.51 0.00 0.77 0.04 0.03 83.65 12:20:39 1 15.36 0.00 0.63 0.01 0.03 83.97 12:20:39 2 15.39 0.00 0.69 0.03 0.03 83.87 12:20:39 3 15.15 0.00 0.75 0.06 0.03 84.01 12:30:01 all 4.51 0.00 0.41 0.17 0.04 94.87 12:30:01 0 4.74 0.00 0.45 0.05 0.04 94.71 12:30:01 1 4.26 0.00 0.38 0.33 0.05 94.98 12:30:01 2 4.92 0.00 0.39 0.19 0.04 94.46 12:30:01 3 4.11 0.00 0.41 0.11 0.04 95.32 12:40:12 all 54.00 0.00 2.02 0.16 0.08 43.74 12:40:12 0 54.89 0.00 2.00 0.16 0.08 42.87 12:40:12 1 53.18 0.00 2.10 0.09 0.08 44.55 12:40:12 2 54.29 0.00 2.00 0.16 0.08 43.47 12:40:12 3 53.65 0.00 1.96 0.24 0.07 44.08 12:50:39 all 26.45 0.00 1.20 0.07 0.05 72.23 12:50:39 0 27.11 0.00 1.27 0.08 0.06 71.49 12:50:39 1 25.88 0.00 1.28 0.11 0.05 72.69 12:50:39 2 26.36 0.00 1.09 0.03 0.05 72.47 12:50:39 3 26.45 0.00 1.16 0.06 0.06 72.27 13:00:02 all 8.59 0.00 0.56 0.03 0.05 90.77 13:00:02 0 8.55 0.00 0.55 0.03 0.05 90.81 13:00:02 1 8.61 0.00 0.54 0.01 0.05 90.79 13:00:02 2 8.65 0.00 0.62 0.06 0.06 90.61 13:00:02 3 8.54 0.00 0.51 0.02 0.05 90.89 13:10:19 all 9.15 0.00 0.48 0.04 0.04 90.29 13:10:19 0 8.58 0.00 0.53 0.04 0.04 90.81 13:10:19 1 8.99 0.00 0.45 0.01 0.04 90.51 13:10:19 2 9.13 0.00 0.50 0.07 0.04 90.26 13:10:19 3 9.90 0.00 0.45 0.02 0.05 89.58 13:20:39 all 10.20 0.00 0.57 0.03 0.03 89.18 13:20:39 0 10.21 0.00 0.65 0.04 0.03 89.07 13:20:39 1 9.83 0.00 0.56 0.02 0.02 89.57 13:20:39 2 10.18 0.00 0.48 0.03 0.03 89.28 13:20:39 3 10.56 0.00 0.60 0.02 0.03 88.79 13:30:01 all 10.22 0.00 0.61 0.04 0.03 89.11 13:30:01 0 10.38 0.00 0.73 0.02 0.03 88.84 13:30:01 1 10.35 0.00 0.59 0.10 0.03 88.93 13:30:01 2 10.30 0.00 0.53 0.02 0.03 89.12 13:30:01 3 9.84 0.00 0.57 0.02 0.03 89.53 13:30:01 CPU %user %nice %system %iowait %steal %idle 13:40:15 all 15.97 0.00 0.66 0.03 0.03 83.31 13:40:15 0 16.29 0.00 0.57 0.03 0.03 83.08 13:40:15 1 15.42 0.00 0.66 0.05 0.02 83.85 13:40:15 2 16.11 0.00 0.68 0.02 0.03 83.16 13:40:15 3 16.05 0.00 0.73 0.03 0.03 83.16 Average: all 17.93 0.00 0.89 0.10 0.04 81.03 Average: 0 17.97 0.00 0.91 0.09 0.04 80.99 Average: 1 17.69 0.00 0.91 0.12 0.04 81.23 Average: 2 18.04 0.00 0.85 0.10 0.04 80.97 Average: 3 18.03 0.00 0.88 0.11 0.04 80.94