---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2033 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 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 744 8554 3 6690 14902 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:05:a5:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.119/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79451sec preferred_lft 79451sec inet6 fe80::f816:3eff:fe05:a556/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:9e:0b:60:9e:f0 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::ac9e:bff:fe60:9ef0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-2033) 08/04/26 _x86_64_ (4 CPU) 07:08:35 LINUX RESTART (4 CPU) 07:10:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:02 115.15 9.01 101.58 4.56 839.24 36631.52 10846.78 07:30:24 18.02 1.27 15.94 0.81 13.66 382.04 1278.62 07:40:10 9.34 0.00 8.78 0.55 0.03 331.02 902.50 07:50:02 5.52 0.76 4.46 0.30 9.45 130.86 270.14 08:00:02 94.78 37.20 40.30 17.28 298.52 3245.04 213971.71 08:10:24 14.88 0.00 14.28 0.60 0.00 388.71 357.29 08:20:34 6.29 0.00 6.10 0.18 0.09 145.83 140.49 08:30:34 5.46 0.00 5.29 0.17 0.00 161.73 52.56 08:40:34 5.10 0.00 4.90 0.20 0.00 152.92 154.11 08:50:34 9.15 0.00 8.71 0.45 0.00 561.01 124.78 09:00:34 7.29 0.00 6.97 0.32 0.00 294.77 227.86 Average: 26.21 4.36 19.56 2.30 103.41 3766.65 20669.52 07:10:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:02 3131252 9124792 6803248 41.55 248828 5596608 7707068 44.24 2132268 10391256 1860 07:30:24 2172872 7053072 8876740 54.22 251448 4512768 9615052 55.19 2186864 11336652 252 07:40:10 4580016 9488408 6444344 39.36 252996 4539476 8165036 46.87 2207708 8921504 332 07:50:02 10182744 15268892 665404 4.06 259908 4700008 1436448 8.25 2230448 3292756 160536 08:00:02 7720020 13452668 2478740 15.14 277368 5317136 3146528 18.06 2544732 5416028 1456 08:10:24 5584384 11366056 4565076 27.88 279232 5364104 5334948 30.62 2553464 7547532 76 08:20:34 5582544 11382516 4548552 27.78 279692 5381932 5295536 30.40 2554612 7549228 340 08:30:34 4040224 9862220 6068172 37.06 280160 5403484 6805040 39.06 2556396 9081108 140 08:40:34 4050760 9895380 6034884 36.86 280852 5425384 6806688 39.07 2560012 9067664 240 08:50:34 5495980 11470816 4459880 27.24 284744 5546028 5227040 30.00 2567772 7602148 812 09:00:34 4652008 10679768 5250536 32.07 285588 5597984 5960312 34.21 2587116 8435412 276 Average: 5199346 10822235 5108689 31.20 270983 5216810 5954518 34.18 2425581 8058299 15120 07:10:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:02 lo 7.31 7.31 5.89 5.89 0.00 0.00 0.00 0.00 07:20:02 ens3 132.95 103.40 1798.63 11.09 0.00 0.00 0.00 0.00 07:20:02 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 07:30:24 lo 29.68 29.68 14.41 14.41 0.00 0.00 0.00 0.00 07:30:24 ens3 1.01 1.12 0.21 0.19 0.00 0.00 0.00 0.00 07:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:10 lo 25.74 25.74 10.64 10.64 0.00 0.00 0.00 0.00 07:40:10 ens3 1.23 1.41 0.22 1.26 0.00 0.00 0.00 0.00 07:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:02 lo 9.83 9.83 5.09 5.09 0.00 0.00 0.00 0.00 07:50:02 ens3 0.56 0.47 0.25 0.19 0.00 0.00 0.00 0.00 07:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:02 lo 25.17 25.17 18.81 18.81 0.00 0.00 0.00 0.00 08:00:02 ens3 1.81 1.61 0.46 0.40 0.00 0.00 0.00 0.00 08:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:24 lo 26.70 26.70 13.23 13.23 0.00 0.00 0.00 0.00 08:10:24 ens3 1.13 0.92 0.27 0.22 0.00 0.00 0.00 0.00 08:10:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:34 lo 16.61 16.61 6.37 6.37 0.00 0.00 0.00 0.00 08:20:34 ens3 0.63 0.44 0.16 0.12 0.00 0.00 0.00 0.00 08:20:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:34 lo 26.59 26.59 11.25 11.25 0.00 0.00 0.00 0.00 08:30:34 ens3 0.70 0.55 0.18 0.14 0.00 0.00 0.00 0.00 08:30:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:34 lo 13.05 13.05 7.50 7.50 0.00 0.00 0.00 0.00 08:40:34 ens3 0.57 0.47 0.14 0.10 0.00 0.00 0.00 0.00 08:40:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:34 lo 16.29 16.29 9.71 9.71 0.00 0.00 0.00 0.00 08:50:34 ens3 0.74 0.66 0.21 0.17 0.00 0.00 0.00 0.00 08:50:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:34 lo 24.15 24.15 10.51 10.51 0.00 0.00 0.00 0.00 09:00:34 ens3 0.89 0.74 0.21 0.17 0.00 0.00 0.00 0.00 09:00:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.18 20.18 10.34 10.34 0.00 0.00 0.00 0.00 Average: ens3 12.60 9.91 159.28 1.25 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-2033) 08/04/26 _x86_64_ (4 CPU) 07:08:35 LINUX RESTART (4 CPU) 07:10:16 CPU %user %nice %system %iowait %steal %idle 07:20:02 all 49.83 0.00 2.54 0.43 0.09 47.11 07:20:02 0 49.11 0.00 2.41 0.41 0.09 47.97 07:20:02 1 48.25 0.00 2.39 0.41 0.09 48.86 07:20:02 2 50.91 0.00 2.60 0.69 0.10 45.71 07:20:02 3 51.04 0.00 2.75 0.20 0.09 45.91 07:30:24 all 34.16 0.00 1.19 0.09 0.11 64.45 07:30:24 0 33.66 0.00 1.24 0.07 0.11 64.92 07:30:24 1 34.23 0.00 1.17 0.19 0.11 64.30 07:30:24 2 34.52 0.00 1.21 0.07 0.11 64.10 07:30:24 3 34.22 0.00 1.14 0.03 0.10 64.51 07:40:10 all 23.28 0.00 1.02 0.03 0.10 75.57 07:40:10 0 23.13 0.00 0.97 0.05 0.09 75.76 07:40:10 1 24.06 0.00 1.03 0.05 0.10 74.76 07:40:10 2 23.34 0.00 1.07 0.01 0.10 75.48 07:40:10 3 22.59 0.00 1.00 0.03 0.10 76.28 07:50:02 all 5.09 0.00 0.47 0.04 0.08 94.32 07:50:02 0 4.91 0.00 0.36 0.02 0.07 94.64 07:50:02 1 5.48 0.00 0.54 0.03 0.08 93.87 07:50:02 2 4.94 0.00 0.48 0.09 0.08 94.41 07:50:02 3 5.05 0.00 0.48 0.02 0.08 94.37 08:00:02 all 56.17 0.00 1.73 0.13 0.11 41.87 08:00:02 0 56.11 0.00 1.61 0.16 0.10 42.02 08:00:02 1 58.01 0.00 1.61 0.10 0.11 40.18 08:00:02 2 55.01 0.00 1.83 0.10 0.11 42.95 08:00:02 3 55.54 0.00 1.87 0.15 0.10 42.34 08:10:24 all 26.23 0.00 0.86 0.03 0.08 72.79 08:10:24 0 25.70 0.00 0.86 0.05 0.08 73.30 08:10:24 1 25.95 0.00 0.87 0.03 0.09 73.06 08:10:24 2 26.47 0.00 0.83 0.02 0.08 72.60 08:10:24 3 26.81 0.00 0.88 0.03 0.08 72.20 08:20:34 all 8.01 0.00 0.39 0.02 0.07 91.51 08:20:34 0 8.38 0.00 0.31 0.00 0.07 91.23 08:20:34 1 7.87 0.00 0.44 0.01 0.08 91.60 08:20:34 2 8.16 0.00 0.44 0.06 0.08 91.26 08:20:34 3 7.63 0.00 0.34 0.01 0.07 91.95 08:30:34 all 10.98 0.00 0.59 0.02 0.07 88.34 08:30:34 0 10.38 0.00 0.51 0.02 0.07 89.02 08:30:34 1 11.36 0.00 0.60 0.04 0.07 87.92 08:30:34 2 10.98 0.00 0.67 0.01 0.07 88.26 08:30:34 3 11.18 0.00 0.57 0.02 0.07 88.16 08:40:34 all 9.90 0.00 0.50 0.45 0.08 89.06 08:40:34 0 9.15 0.00 0.48 0.59 0.08 89.70 08:40:34 1 10.68 0.00 0.57 0.65 0.08 88.02 08:40:34 2 9.95 0.00 0.47 0.51 0.09 88.98 08:40:34 3 9.84 0.00 0.49 0.04 0.08 89.56 08:50:34 all 14.75 0.00 0.64 0.08 0.08 84.46 08:50:34 0 14.48 0.00 0.58 0.01 0.08 84.85 08:50:34 1 14.88 0.00 0.77 0.12 0.08 84.14 08:50:34 2 15.57 0.00 0.67 0.09 0.08 83.59 08:50:34 3 14.06 0.00 0.55 0.08 0.07 85.24 09:00:34 all 15.86 0.00 0.54 0.04 0.08 83.48 09:00:34 0 15.42 0.00 0.50 0.07 0.08 83.93 09:00:34 1 16.42 0.00 0.59 0.04 0.08 82.88 09:00:34 2 15.20 0.00 0.60 0.01 0.08 84.11 09:00:34 3 16.38 0.00 0.48 0.04 0.07 83.02 Average: CPU %user %nice %system %iowait %steal %idle Average: all 23.08 0.00 0.95 0.12 0.09 75.77 Average: 0 22.74 0.00 0.89 0.13 0.08 76.16 Average: 1 23.34 0.00 0.96 0.15 0.09 75.47 Average: 2 23.15 0.00 0.98 0.15 0.09 75.63 Average: 3 23.09 0.00 0.96 0.06 0.08 75.81