---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-28291 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: 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 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 622 13086 3 2280 15033 Swap: 1023 108 915 ---> 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:b1:9b:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.190/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79213sec preferred_lft 79213sec inet6 fe80::f816:3eff:feb1:9bec/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:c0:ee:7e:e9:11 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::20c0:eeff:fe7e:e911/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-28291) 06/18/26 _x86_64_ (4 CPU) 08:22:04 LINUX RESTART (4 CPU) 08:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:01 57.48 6.90 47.99 2.59 213.38 6400.84 2078.95 08:50:10 93.93 56.97 20.61 16.35 1755.21 1562.51 209345.49 09:00:20 12.65 1.77 10.39 0.50 67.08 331.59 1627.77 09:10:01 9.80 0.19 9.14 0.47 6.91 557.69 848.55 09:20:11 19.29 0.49 17.93 0.87 11.74 571.39 723.69 09:30:15 5.50 0.28 5.00 0.21 9.49 133.32 55.62 09:40:01 12.37 6.76 5.41 0.20 240.19 151.44 115.57 09:50:15 6.67 0.20 6.23 0.24 8.97 170.57 166.24 10:00:14 5.65 0.40 5.08 0.17 15.09 153.65 1422.13 10:10:01 10.48 0.83 9.15 0.49 27.94 658.16 330.22 10:20:43 4.91 0.23 4.50 0.18 6.68 161.49 71.37 Average: 21.67 6.84 12.80 2.03 215.19 976.06 19861.96 08:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:01 156020 352260 15639968 95.52 24848 391324 17108116 98.20 224496 15690696 772 08:50:10 2663912 3603084 12387496 75.66 72252 1082400 13557860 77.82 660524 12748528 412 09:00:20 13676608 14658932 1338232 8.17 74960 1122404 2286804 13.13 699548 1738576 6704 09:10:01 12152444 13239576 2752964 16.81 80564 1217616 3750576 21.53 743256 3208220 212 09:20:11 10732360 11908548 4082420 24.93 85836 1300304 5300300 30.42 765224 4600740 272 09:30:15 10245996 11440216 4549844 27.79 87184 1316748 5450188 31.28 769868 5068088 272 09:40:01 10378508 11593396 4396292 26.85 88492 1335848 5146180 29.54 837940 4863872 236 09:50:15 12332008 13588408 2402288 14.67 89804 1375500 3536692 20.30 845808 2922604 20324 10:00:14 12958364 14241200 1749164 10.68 90896 1400476 2920368 16.76 853248 2279024 22324 10:10:01 9984312 11400536 4584224 28.00 96140 1524244 5332836 30.61 876380 5222588 328 10:20:43 9038996 10485532 5498256 33.58 97112 1553188 6160776 35.36 889660 6141844 420 Average: 9483593 10591972 5398286 32.97 80735 1238187 6413700 36.81 742359 5862253 4752 08:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:01 lo 19.52 19.52 17.38 17.38 0.00 0.00 0.00 0.00 08:40:01 ens3 1.73 1.54 0.51 0.43 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:10 lo 33.50 33.50 16.17 16.17 0.00 0.00 0.00 0.00 08:50:10 ens3 1.98 1.94 0.42 1.04 0.00 0.00 0.00 0.00 08:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:20 lo 30.95 30.95 12.53 12.53 0.00 0.00 0.00 0.00 09:00:20 ens3 1.60 1.15 0.50 0.74 0.00 0.00 0.00 0.00 09:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 12.52 12.52 6.56 6.56 0.00 0.00 0.00 0.00 09:10:01 ens3 0.79 0.58 0.23 0.17 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:11 lo 12.01 12.01 6.78 6.78 0.00 0.00 0.00 0.00 09:20:11 ens3 0.92 0.73 0.20 0.16 0.00 0.00 0.00 0.00 09:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:15 lo 20.02 20.02 9.63 9.63 0.00 0.00 0.00 0.00 09:30:15 ens3 0.70 0.57 0.15 0.11 0.00 0.00 0.00 0.00 09:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 26.99 26.99 9.10 9.10 0.00 0.00 0.00 0.00 09:40:01 ens3 6.04 4.16 3.78 2.62 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:15 lo 16.75 16.75 8.40 8.40 0.00 0.00 0.00 0.00 09:50:15 ens3 0.66 0.52 0.13 0.10 0.00 0.00 0.00 0.00 09:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:14 lo 17.88 17.88 10.48 10.48 0.00 0.00 0.00 0.00 10:00:14 ens3 0.83 0.56 0.22 0.16 0.00 0.00 0.00 0.00 10:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 18.08 18.08 10.08 10.08 0.00 0.00 0.00 0.00 10:10:01 ens3 1.19 1.04 0.39 0.31 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:43 lo 27.63 27.63 10.54 10.54 0.00 0.00 0.00 0.00 10:20:43 ens3 0.61 0.48 0.12 0.09 0.00 0.00 0.00 0.00 10:20:43 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.51 21.51 10.70 10.70 0.00 0.00 0.00 0.00 Average: ens3 1.53 1.19 0.59 0.53 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-28291) 06/18/26 _x86_64_ (4 CPU) 08:22:04 LINUX RESTART (4 CPU) 08:30:09 CPU %user %nice %system %iowait %steal %idle 08:40:01 all 52.81 0.00 1.97 0.30 0.12 44.80 08:40:01 0 52.75 0.00 2.01 0.51 0.12 44.60 08:40:01 1 53.70 0.00 1.96 0.19 0.12 44.03 08:40:01 2 51.97 0.00 2.13 0.34 0.13 45.42 08:40:01 3 52.81 0.00 1.78 0.15 0.12 45.13 08:50:10 all 40.42 0.00 1.61 10.25 0.13 47.59 08:50:10 0 39.66 0.00 1.54 7.39 0.13 51.27 08:50:10 1 40.45 0.00 1.64 11.58 0.13 46.21 08:50:10 2 41.10 0.00 1.61 10.59 0.13 46.56 08:50:10 3 40.45 0.00 1.65 11.43 0.13 46.33 09:00:20 all 24.15 0.00 1.02 1.12 0.11 73.59 09:00:20 0 24.69 0.00 1.17 1.39 0.11 72.63 09:00:20 1 24.51 0.00 0.93 0.76 0.11 73.69 09:00:20 2 23.02 0.00 0.98 1.14 0.11 74.75 09:00:20 3 24.38 0.00 1.00 1.20 0.11 73.31 09:10:01 all 18.28 0.00 0.81 0.35 0.08 80.48 09:10:01 0 17.77 0.00 0.72 0.12 0.08 81.30 09:10:01 1 18.35 0.00 0.89 0.12 0.08 80.56 09:10:01 2 18.27 0.00 0.87 0.09 0.08 80.70 09:10:01 3 18.72 0.00 0.76 1.07 0.08 79.36 09:20:11 all 30.36 0.00 1.02 0.06 0.09 68.46 09:20:11 0 30.17 0.00 1.00 0.04 0.09 68.71 09:20:11 1 30.38 0.00 1.11 0.08 0.09 68.35 09:20:11 2 30.86 0.00 1.05 0.08 0.09 67.93 09:20:11 3 30.05 0.00 0.94 0.06 0.08 68.86 09:30:15 all 10.53 0.00 0.41 0.02 0.06 88.98 09:30:15 0 10.32 0.00 0.42 0.01 0.06 89.19 09:30:15 1 10.73 0.00 0.37 0.02 0.06 88.82 09:30:15 2 10.77 0.00 0.49 0.03 0.06 88.66 09:30:15 3 10.31 0.00 0.37 0.03 0.06 89.23 09:40:01 all 9.09 0.00 0.40 0.61 0.06 89.84 09:40:01 0 8.95 0.00 0.37 0.45 0.06 90.17 09:40:01 1 9.25 0.00 0.40 0.29 0.06 89.99 09:40:01 2 9.15 0.00 0.46 0.49 0.06 89.84 09:40:01 3 9.00 0.00 0.39 1.19 0.06 89.36 09:50:15 all 13.88 0.00 0.56 0.07 0.07 85.43 09:50:15 0 13.83 0.00 0.63 0.05 0.07 85.42 09:50:15 1 14.22 0.00 0.50 0.12 0.07 85.09 09:50:15 2 13.55 0.00 0.59 0.02 0.07 85.77 09:50:15 3 13.91 0.00 0.50 0.08 0.07 85.44 10:00:14 all 9.85 0.00 0.37 0.02 0.07 89.70 10:00:14 0 9.56 0.00 0.41 0.01 0.06 89.96 10:00:14 1 9.82 0.00 0.39 0.04 0.07 89.69 10:00:14 2 10.11 0.00 0.33 0.01 0.07 89.48 10:00:14 3 9.90 0.00 0.34 0.02 0.07 89.68 10:10:01 all 19.65 0.00 0.66 0.67 0.08 78.93 10:10:01 0 19.91 0.00 0.54 0.18 0.07 79.29 10:10:01 1 20.21 0.00 0.83 1.21 0.08 77.68 10:10:01 2 19.28 0.00 0.71 0.94 0.08 78.99 10:10:01 3 19.21 0.00 0.58 0.37 0.08 79.76 10:20:43 all 10.12 0.00 0.42 0.03 0.06 89.37 10:20:43 0 9.66 0.00 0.40 0.05 0.06 89.83 10:20:43 1 10.48 0.00 0.47 0.01 0.07 88.97 10:20:43 2 10.31 0.00 0.41 0.03 0.06 89.19 10:20:43 3 10.03 0.00 0.39 0.03 0.06 89.50 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.69 0.00 0.84 1.23 0.08 76.16 Average: 0 21.52 0.00 0.84 0.93 0.08 76.63 Average: 1 21.96 0.00 0.86 1.31 0.09 75.79 Average: 2 21.63 0.00 0.87 1.25 0.08 76.16 Average: 3 21.65 0.00 0.79 1.42 0.08 76.06