---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-66052 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 710 11070 3 4208 14936 Swap: 1023 17 1006 ---> 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:5f:d3:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.146/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79144sec preferred_lft 79144sec inet6 fe80::f816:3eff:fe5f:d334/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:1f:7c:44:10:49 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::b01f:7cff:fe44:1049/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-66052) 04/02/26 _x86_64_ (4 CPU) 21:02:44 LINUX RESTART (4 CPU) 21:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:20:03 93.05 1.89 87.74 3.41 117.39 32821.99 9248.22 21:30:00 60.88 25.79 33.34 1.75 329.17 1872.80 2081.21 21:40:01 11.03 0.72 9.68 0.63 14.86 367.10 1462.91 21:50:12 10.90 0.11 10.32 0.47 2.10 571.16 4699.27 22:00:12 27.36 12.19 14.59 0.58 148.64 488.45 919.29 22:10:01 4.30 0.01 4.16 0.12 0.38 114.66 171.67 22:20:12 4.73 0.08 4.50 0.15 1.18 131.28 55.11 22:30:12 5.48 0.98 4.33 0.17 12.36 135.16 164.53 22:40:01 5.58 0.05 5.35 0.18 1.39 158.81 108.57 22:50:12 11.33 0.09 10.73 0.51 5.22 663.27 275.11 23:00:12 5.82 0.35 5.30 0.17 13.79 176.62 85.59 Average: 21.86 3.82 17.29 0.74 58.56 3416.13 1759.26 21:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:20:03 1687100 9422280 6498200 39.69 260776 7263396 8451044 48.51 2272316 11637560 576 21:30:00 10046180 13010640 2925756 17.87 264404 2720956 3757392 21.57 2026200 3779172 5984 21:40:01 5735448 8729748 7207076 44.02 265796 2749428 8388988 48.15 2039644 8069348 364 21:50:12 8601044 11701960 4237092 25.88 270220 2851588 5139796 29.50 2076780 5168920 168 22:00:12 8138908 11362276 4576476 27.95 278080 2958396 5377500 30.87 2123920 5572312 272 22:10:01 8008720 11246000 4692680 28.66 278496 2971888 5376428 30.86 2125104 5709184 340 22:20:12 7983860 11239288 4699340 28.70 278860 2989668 5459872 31.34 2126244 5730816 412 22:30:12 6696344 9970252 5967652 36.45 279252 3007688 6827172 39.19 2130576 7006052 184 22:40:01 6607664 9902536 6035332 36.86 279772 3028104 6808036 39.08 2134296 7083760 280 22:50:12 7883520 11330728 4608080 28.14 284216 3169840 5323632 30.56 2151580 5800368 108 23:00:12 7019112 10497488 5440604 33.23 285144 3200048 6139244 35.24 2165280 6648352 64 Average: 7127991 10764836 5171663 31.59 275001 3355545 6095373 34.99 2124722 6564168 796 21:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:20:03 lo 3.84 3.84 5.02 5.02 0.00 0.00 0.00 0.00 21:20:03 ens3 34.51 25.72 642.43 3.08 0.00 0.00 0.00 0.00 21:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:00 lo 46.29 46.29 25.00 25.00 0.00 0.00 0.00 0.00 21:30:00 ens3 1.97 1.90 0.46 0.41 0.00 0.00 0.00 0.00 21:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 lo 31.52 31.52 13.93 13.93 0.00 0.00 0.00 0.00 21:40:01 ens3 0.95 0.78 0.21 0.17 0.00 0.00 0.00 0.00 21:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:12 lo 11.84 11.84 5.42 5.42 0.00 0.00 0.00 0.00 21:50:12 ens3 0.70 0.65 0.20 0.16 0.00 0.00 0.00 0.00 21:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:12 lo 14.41 14.41 7.73 7.73 0.00 0.00 0.00 0.00 22:00:12 ens3 0.88 0.80 0.22 0.18 0.00 0.00 0.00 0.00 22:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 13.21 13.21 6.52 6.52 0.00 0.00 0.00 0.00 22:10:01 ens3 0.51 0.43 0.11 0.09 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:12 lo 26.60 26.60 9.57 9.57 0.00 0.00 0.00 0.00 22:20:12 ens3 0.53 0.47 0.13 0.10 0.00 0.00 0.00 0.00 22:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:12 lo 15.47 15.47 7.62 7.62 0.00 0.00 0.00 0.00 22:30:12 ens3 1.27 1.50 0.22 1.28 0.00 0.00 0.00 0.00 22:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 lo 17.58 17.58 10.53 10.53 0.00 0.00 0.00 0.00 22:40:01 ens3 0.76 0.57 0.19 0.15 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:12 lo 18.90 18.90 10.31 10.31 0.00 0.00 0.00 0.00 22:50:12 ens3 0.95 0.81 0.27 0.22 0.00 0.00 0.00 0.00 22:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:12 lo 32.41 32.41 12.58 12.58 0.00 0.00 0.00 0.00 23:00:12 ens3 0.70 0.60 0.18 0.14 0.00 0.00 0.00 0.00 23:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.09 21.09 10.37 10.37 0.00 0.00 0.00 0.00 Average: ens3 3.98 3.12 58.73 0.54 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-66052) 04/02/26 _x86_64_ (4 CPU) 21:02:44 LINUX RESTART (4 CPU) 21:10:01 CPU %user %nice %system %iowait %steal %idle 21:20:03 all 38.39 0.00 1.91 8.43 0.10 51.17 21:20:03 0 36.55 0.00 1.89 16.52 0.10 44.94 21:20:03 1 40.61 0.00 2.03 5.90 0.10 51.37 21:20:03 2 36.56 0.00 1.96 5.96 0.10 55.42 21:20:03 3 39.84 0.00 1.76 5.31 0.11 52.98 21:30:00 all 62.08 0.00 2.35 0.20 0.15 35.21 21:30:00 0 62.36 0.00 2.39 0.11 0.15 34.98 21:30:00 1 62.63 0.00 2.29 0.27 0.16 34.65 21:30:00 2 62.70 0.00 2.29 0.26 0.15 34.61 21:30:00 3 60.63 0.00 2.43 0.16 0.16 36.62 21:40:01 all 31.67 0.00 1.27 0.28 0.12 66.66 21:40:01 0 31.24 0.00 1.29 0.12 0.12 67.23 21:40:01 1 32.20 0.00 1.28 0.10 0.13 66.30 21:40:01 2 32.09 0.00 1.32 0.45 0.12 66.02 21:40:01 3 31.16 0.00 1.18 0.44 0.12 67.09 21:50:12 all 18.62 0.00 0.79 0.59 0.13 79.87 21:50:12 0 18.05 0.00 0.66 1.59 0.13 79.57 21:50:12 1 18.85 0.00 0.84 0.26 0.13 79.92 21:50:12 2 19.01 0.00 0.82 0.38 0.14 79.66 21:50:12 3 18.56 0.00 0.82 0.15 0.13 80.35 22:00:12 all 29.63 0.10 1.06 1.07 0.17 67.97 22:00:12 0 30.62 0.01 0.94 0.62 0.17 67.64 22:00:12 1 29.57 0.08 1.16 1.18 0.19 67.82 22:00:12 2 28.99 0.18 1.03 1.56 0.17 68.07 22:00:12 3 29.35 0.11 1.11 0.92 0.17 68.33 22:10:01 all 8.75 0.00 0.38 0.41 0.08 90.38 22:10:01 0 8.00 0.00 0.38 1.22 0.07 90.33 22:10:01 1 8.77 0.00 0.37 0.13 0.07 90.65 22:10:01 2 9.62 0.00 0.42 0.16 0.09 89.71 22:10:01 3 8.61 0.00 0.35 0.13 0.07 90.83 22:20:12 all 9.32 0.00 0.42 0.02 0.06 90.18 22:20:12 0 9.03 0.00 0.38 0.01 0.05 90.52 22:20:12 1 9.42 0.00 0.39 0.03 0.06 90.09 22:20:12 2 9.66 0.00 0.51 0.01 0.07 89.75 22:20:12 3 9.18 0.00 0.40 0.01 0.06 90.35 22:30:12 all 10.10 0.00 0.52 0.04 0.07 89.27 22:30:12 0 9.85 0.00 0.46 0.04 0.07 89.59 22:30:12 1 10.61 0.00 0.60 0.06 0.07 88.67 22:30:12 2 9.93 0.00 0.57 0.01 0.07 89.43 22:30:12 3 10.03 0.00 0.46 0.04 0.07 89.40 22:40:01 all 10.28 0.00 0.48 0.14 0.13 88.96 22:40:01 0 10.11 0.00 0.41 0.03 0.06 89.38 22:40:01 1 10.35 0.00 0.51 0.41 0.17 88.56 22:40:01 2 10.35 0.00 0.51 0.12 0.14 88.87 22:40:01 3 10.32 0.00 0.49 0.01 0.14 89.04 22:50:12 all 19.89 0.00 0.77 0.09 0.08 79.17 22:50:12 0 19.38 0.00 0.78 0.01 0.08 79.75 22:50:12 1 20.08 0.00 0.72 0.27 0.09 78.85 22:50:12 2 20.71 0.00 0.78 0.06 0.09 78.37 22:50:12 3 19.40 0.00 0.79 0.03 0.08 79.69 23:00:12 all 10.94 0.00 0.56 0.03 0.07 88.41 23:00:12 0 10.65 0.00 0.55 0.02 0.06 88.71 23:00:12 1 11.15 0.00 0.60 0.02 0.07 88.15 23:00:12 2 10.86 0.00 0.60 0.04 0.07 88.43 23:00:12 3 11.09 0.00 0.49 0.02 0.07 88.33 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.68 0.01 0.95 1.03 0.11 75.23 Average: 0 22.33 0.00 0.92 1.85 0.10 74.80 Average: 1 23.10 0.01 0.98 0.78 0.11 75.02 Average: 2 22.74 0.02 0.98 0.82 0.11 75.33 Average: 3 22.53 0.01 0.93 0.66 0.11 75.76