---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-33651 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 719 8505 3 6764 14927 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:7d:85:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.40/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78806sec preferred_lft 78806sec inet6 fe80::f816:3eff:fe7d:856f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:24:7a:80:46:ac 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::ac24:7aff:fe80:46ac/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-33651) 07/07/26 _x86_64_ (4 CPU) 07:15:34 LINUX RESTART (4 CPU) 07:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:23 72.11 2.22 67.41 2.48 117.76 27508.23 9077.55 07:40:25 13.03 0.93 11.55 0.54 9.77 303.45 690.26 07:50:01 5.70 0.00 5.44 0.26 0.01 180.50 146.15 08:00:25 21.50 0.06 6.86 14.59 1.24 252.70 205791.03 08:10:24 45.50 19.35 24.81 1.34 158.33 1915.53 1510.59 08:20:01 47.46 19.29 26.64 1.54 154.43 1767.12 1472.01 08:30:22 5.43 0.00 5.27 0.16 0.00 141.40 58.53 08:40:24 7.75 0.00 7.37 0.38 0.00 260.70 179.83 08:50:01 5.07 0.00 4.86 0.21 0.00 167.92 85.98 09:00:25 2.07 0.00 2.06 0.01 0.00 39.82 0.09 09:10:25 11.17 0.00 10.59 0.57 0.00 689.59 247.07 09:20:01 5.02 0.00 4.82 0.20 0.00 187.56 460.65 Average: 20.27 3.43 14.93 1.91 36.66 2862.96 19008.11 07:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:23 161496 5262000 10666064 65.14 248940 4731480 11624164 66.72 2203252 13321288 364 07:40:25 2155208 7093180 8836180 53.97 250964 4571160 9501420 54.54 2239692 11279164 224 07:50:01 6091964 11044004 4888420 29.86 252060 4584200 5625412 32.29 2255344 7352216 180 08:00:25 4656860 9629352 6302284 38.49 253768 4602928 7018700 40.29 2266232 8772012 312 08:10:24 4026820 9453768 6476164 39.55 267400 5030224 7105912 40.79 2442944 9217140 188 08:20:01 5522136 11343772 4586124 28.01 278112 5405556 5327332 30.58 2593912 7569876 208 08:30:22 5347672 11186560 4744320 28.98 278552 5422344 5406496 31.03 2595020 7733880 72 08:40:24 4223320 10102352 5827956 35.59 279560 5461384 6648884 38.16 2598380 8860584 144 08:50:01 4042044 9945400 5984856 36.55 280180 5485040 6752144 38.76 2601792 9027500 388 09:00:25 3794636 9700152 6229828 38.05 280524 5486836 6932952 39.80 2602156 9278304 96 09:10:25 5158828 11221536 4708928 28.76 284840 5633988 5355084 30.74 2618108 7907644 164 09:20:01 4196536 10289908 5640072 34.45 285276 5664136 6183600 35.49 2629060 8840956 312 Average: 4114793 9689332 6240933 38.12 270015 5173273 6956842 39.93 2470491 9096714 221 07:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:23 lo 13.96 13.96 9.96 9.96 0.00 0.00 0.00 0.00 07:30:23 ens3 38.55 26.96 640.79 2.89 0.00 0.00 0.00 0.00 07:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:25 lo 28.68 28.68 12.28 12.28 0.00 0.00 0.00 0.00 07:40:25 ens3 1.05 0.98 0.23 0.19 0.00 0.00 0.00 0.00 07:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 17.62 17.62 6.69 6.69 0.00 0.00 0.00 0.00 07:50:01 ens3 0.62 0.45 0.11 0.09 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:25 lo 7.60 7.60 5.00 5.00 0.00 0.00 0.00 0.00 08:00:25 ens3 1.07 0.68 0.27 1.22 0.00 0.00 0.00 0.00 08:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:24 lo 16.77 16.77 14.08 14.08 0.00 0.00 0.00 0.00 08:10:24 ens3 1.67 1.39 0.55 0.45 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 08:20:01 lo 33.59 33.59 16.08 16.08 0.00 0.00 0.00 0.00 08:20:01 ens3 1.58 1.43 0.41 0.34 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:22 lo 13.44 13.44 7.16 7.16 0.00 0.00 0.00 0.00 08:30:22 ens3 0.67 0.44 0.12 0.09 0.00 0.00 0.00 0.00 08:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:24 lo 26.59 26.59 10.45 10.45 0.00 0.00 0.00 0.00 08:40:24 ens3 1.31 0.43 0.19 0.11 0.00 0.00 0.00 0.00 08:40:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 20.55 20.55 10.17 10.17 0.00 0.00 0.00 0.00 08:50:01 ens3 0.69 0.55 0.14 0.11 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:25 lo 12.47 12.47 6.74 6.74 0.00 0.00 0.00 0.00 09:00:25 ens3 0.46 0.37 0.11 0.09 0.00 0.00 0.00 0.00 09:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:25 lo 18.33 18.33 10.10 10.10 0.00 0.00 0.00 0.00 09:10:25 ens3 0.92 0.81 0.26 0.20 0.00 0.00 0.00 0.00 09:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 30.61 30.61 11.70 11.70 0.00 0.00 0.00 0.00 09:20:01 ens3 0.68 0.53 0.15 0.12 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.85 19.85 9.98 9.98 0.00 0.00 0.00 0.00 Average: ens3 4.22 3.00 55.58 0.50 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-33651) 07/07/26 _x86_64_ (4 CPU) 07:15:34 LINUX RESTART (4 CPU) 07:20:01 CPU %user %nice %system %iowait %steal %idle 07:30:23 all 47.03 0.00 2.03 0.62 0.11 50.21 07:30:23 0 47.29 0.00 2.01 0.72 0.11 49.86 07:30:23 1 47.13 0.00 2.01 0.35 0.10 50.40 07:30:23 2 46.39 0.00 2.12 0.86 0.11 50.52 07:30:23 3 47.29 0.00 1.98 0.54 0.11 50.07 07:40:25 all 28.14 0.00 1.05 0.04 0.11 70.66 07:40:25 0 27.96 0.00 1.12 0.05 0.10 70.76 07:40:25 1 27.61 0.00 1.12 0.06 0.11 71.10 07:40:25 2 28.94 0.00 0.94 0.02 0.11 69.99 07:40:25 3 28.06 0.00 1.01 0.02 0.11 70.81 07:50:01 all 10.32 0.00 0.57 0.03 0.07 89.01 07:50:01 0 9.95 0.00 0.57 0.02 0.06 89.40 07:50:01 1 9.99 0.00 0.54 0.03 0.07 89.37 07:50:01 2 10.69 0.00 0.66 0.04 0.07 88.53 07:50:01 3 10.66 0.00 0.51 0.03 0.08 88.72 08:00:25 all 17.02 0.00 0.70 0.06 0.07 82.14 08:00:25 0 17.11 0.00 0.64 0.02 0.07 82.17 08:00:25 1 16.50 0.00 0.70 0.10 0.08 82.62 08:00:25 2 17.06 0.00 0.79 0.07 0.07 82.01 08:00:25 3 17.42 0.00 0.68 0.07 0.07 81.77 08:10:24 all 42.56 0.00 1.34 0.08 0.11 55.91 08:10:24 0 42.43 0.00 1.28 0.04 0.11 56.14 08:10:24 1 42.15 0.00 1.36 0.09 0.11 56.28 08:10:24 2 42.76 0.00 1.37 0.09 0.10 55.68 08:10:24 3 42.89 0.00 1.34 0.11 0.11 55.55 08:20:01 all 44.57 0.00 1.47 0.09 0.11 53.76 08:20:01 0 44.55 0.00 1.44 0.08 0.11 53.81 08:20:01 1 44.58 0.00 1.59 0.15 0.11 53.57 08:20:01 2 43.84 0.00 1.36 0.08 0.11 54.61 08:20:01 3 45.31 0.00 1.47 0.04 0.11 53.07 08:30:22 all 8.10 0.00 0.33 0.16 0.06 91.36 08:30:22 0 8.34 0.00 0.28 0.55 0.06 90.78 08:30:22 1 8.22 0.00 0.41 0.03 0.06 91.28 08:30:22 2 7.55 0.00 0.31 0.02 0.06 92.07 08:30:22 3 8.27 0.00 0.32 0.04 0.05 91.31 08:40:24 all 16.48 0.00 0.67 0.03 0.07 82.75 08:40:24 0 16.53 0.00 0.61 0.04 0.06 82.76 08:40:24 1 16.80 0.00 0.78 0.01 0.08 82.34 08:40:24 2 16.35 0.00 0.68 0.04 0.07 82.86 08:40:24 3 16.23 0.00 0.63 0.03 0.07 83.05 08:50:01 all 12.11 0.00 0.49 0.02 0.07 87.31 08:50:01 0 12.14 0.00 0.54 0.02 0.07 87.24 08:50:01 1 12.38 0.00 0.49 0.01 0.07 87.05 08:50:01 2 12.29 0.00 0.44 0.03 0.07 87.16 08:50:01 3 11.65 0.00 0.50 0.02 0.06 87.77 09:00:25 all 2.43 0.00 0.33 0.01 0.05 97.18 09:00:25 0 2.23 0.00 0.25 0.01 0.04 97.46 09:00:25 1 2.70 0.00 0.36 0.00 0.06 96.88 09:00:25 2 2.54 0.00 0.36 0.00 0.06 97.03 09:00:25 3 2.24 0.00 0.34 0.02 0.05 97.34 09:10:25 all 20.63 0.00 0.66 0.04 0.08 78.60 09:10:25 0 20.40 0.00 0.63 0.07 0.07 78.84 09:10:25 1 20.61 0.00 0.66 0.04 0.08 78.61 09:10:25 2 21.09 0.00 0.69 0.03 0.08 78.11 09:10:25 3 20.41 0.00 0.65 0.02 0.08 78.84 09:10:25 CPU %user %nice %system %iowait %steal %idle 09:20:01 all 10.95 0.00 0.52 0.04 0.06 88.44 09:20:01 0 10.97 0.00 0.48 0.04 0.06 88.46 09:20:01 1 10.95 0.00 0.59 0.02 0.07 88.38 09:20:01 2 11.13 0.00 0.58 0.02 0.07 88.21 09:20:01 3 10.74 0.00 0.42 0.07 0.05 88.71 Average: all 21.68 0.00 0.85 0.10 0.08 77.29 Average: 0 21.65 0.00 0.82 0.14 0.08 77.31 Average: 1 21.63 0.00 0.88 0.08 0.08 77.33 Average: 2 21.70 0.00 0.86 0.11 0.08 77.24 Average: 3 21.75 0.00 0.82 0.09 0.08 77.26