---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-41918 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 687 11594 3 3707 14959 Swap: 1023 1 1022 ---> 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:96:23:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.225/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79276sec preferred_lft 79276sec inet6 fe80::f816:3eff:fe96:2378/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:88:1f:85:aa:b9 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 ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-41918) 03/25/26 _x86_64_ (4 CPU) 10:24:54 LINUX RESTART (4 CPU) 10:30:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:05 119.82 23.75 76.96 19.11 368.16 13385.60 227169.65 10:50:05 22.32 4.75 16.65 0.92 97.12 444.22 608.05 11:00:05 7.65 0.22 7.02 0.42 13.49 290.61 2367.02 11:10:01 10.29 0.06 9.71 0.53 2.43 575.61 903.42 11:20:31 17.09 0.02 16.32 0.75 0.66 540.40 545.76 11:30:31 4.29 0.04 4.09 0.17 1.69 122.15 67.45 11:40:01 5.16 0.04 4.93 0.19 2.09 146.17 65.76 11:50:07 4.95 0.01 4.81 0.13 1.29 144.48 151.62 12:00:08 5.21 0.01 5.02 0.18 0.59 154.95 99.66 12:10:01 8.58 0.03 8.24 0.31 3.71 564.51 154.97 12:20:31 7.47 0.02 7.19 0.26 0.96 281.24 333.05 Average: 19.01 2.55 14.43 2.02 43.46 1469.34 20347.58 10:30:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:05 1066104 4754544 11177352 68.27 265760 3391308 12241548 70.27 2141444 12553760 2580 10:50:05 3833768 6302908 9636136 58.85 267332 2260448 10953872 62.88 1907660 10131676 660 11:00:05 12846176 15345640 598492 3.66 268492 2289456 1330772 7.64 1922924 1129696 6496 11:10:01 12509100 15119568 825648 5.04 272956 2396048 1632876 9.37 1958860 1448908 10896 11:20:31 8814324 11501072 4441964 27.13 275564 2469720 5181856 29.74 1964920 5109900 108 11:30:31 8604084 11307372 4635320 28.31 276108 2485724 5290032 30.36 1966244 5314668 116 11:40:01 8641680 11364160 4578688 27.96 276580 2504440 5246232 30.11 1967912 5276540 260 11:50:07 7188940 9931372 6010564 36.71 277012 2523956 6737204 38.67 1970060 6711088 140 12:00:08 7142460 9907072 6034984 36.86 277608 2545540 6785044 38.95 1973484 6774616 200 12:10:01 8655544 11545520 4397484 26.86 281516 2666768 5193384 29.81 1981780 5249648 1044 12:20:31 7656620 10596916 5345512 32.65 282396 2716160 6065516 34.82 2000504 6236704 52 Average: 7905345 10697831 5243831 32.03 274666 2568143 6059849 34.78 1977799 5994291 2050 10:30:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:05 lo 17.87 17.87 15.92 15.92 0.00 0.00 0.00 0.00 10:40:05 ens3 35.30 27.20 669.81 3.11 0.00 0.00 0.00 0.00 10:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:05 lo 38.93 38.93 17.06 17.06 0.00 0.00 0.00 0.00 10:50:05 ens3 2.03 1.64 0.42 0.33 0.00 0.00 0.00 0.00 10:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:05 lo 22.95 22.95 9.81 9.81 0.00 0.00 0.00 0.00 11:00:05 ens3 1.18 0.68 0.28 0.20 0.00 0.00 0.00 0.00 11:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 12.52 12.52 6.57 6.57 0.00 0.00 0.00 0.00 11:10:01 ens3 1.04 0.65 0.29 0.21 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:31 lo 14.29 14.29 7.80 7.80 0.00 0.00 0.00 0.00 11:20:31 ens3 1.34 0.76 0.26 0.18 0.00 0.00 0.00 0.00 11:20:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:31 lo 18.70 18.70 8.98 8.98 0.00 0.00 0.00 0.00 11:30:31 ens3 1.07 0.59 0.26 0.17 0.00 0.00 0.00 0.00 11:30:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 22.02 22.02 7.35 7.35 0.00 0.00 0.00 0.00 11:40:01 ens3 1.22 0.68 0.23 1.50 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:07 lo 16.38 16.38 7.93 7.93 0.00 0.00 0.00 0.00 11:50:07 ens3 1.23 0.55 0.27 0.16 0.00 0.00 0.00 0.00 11:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:08 lo 17.39 17.39 10.30 10.30 0.00 0.00 0.00 0.00 12:00:08 ens3 1.55 0.67 0.30 0.18 0.00 0.00 0.00 0.00 12:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 12.09 12.09 7.16 7.16 0.00 0.00 0.00 0.00 12:10:01 ens3 1.46 0.68 0.41 0.27 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:31 lo 24.56 24.56 10.57 10.57 0.00 0.00 0.00 0.00 12:20:31 ens3 1.15 0.77 0.26 0.19 0.00 0.00 0.00 0.00 12:20:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.79 19.79 9.94 9.94 0.00 0.00 0.00 0.00 Average: ens3 4.30 3.08 58.84 0.58 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-41918) 03/25/26 _x86_64_ (4 CPU) 10:24:54 LINUX RESTART (4 CPU) 10:30:27 CPU %user %nice %system %iowait %steal %idle 10:40:05 all 55.78 0.00 2.22 0.37 0.12 41.51 10:40:05 0 55.48 0.00 2.23 0.43 0.12 41.74 10:40:05 1 54.30 0.00 2.17 0.19 0.11 43.23 10:40:05 2 57.41 0.00 2.31 0.38 0.12 39.79 10:40:05 3 55.92 0.00 2.19 0.50 0.12 41.27 10:50:05 all 37.19 0.00 1.47 0.08 0.12 61.14 10:50:05 0 37.28 0.00 1.41 0.06 0.12 61.12 10:50:05 1 37.93 0.00 1.42 0.04 0.14 60.47 10:50:05 2 37.42 0.00 1.50 0.03 0.12 60.92 10:50:05 3 36.11 0.00 1.56 0.18 0.12 62.04 11:00:05 all 17.33 0.00 0.80 0.20 0.09 81.58 11:00:05 0 17.39 0.00 0.71 0.06 0.08 81.76 11:00:05 1 17.55 0.00 0.83 0.10 0.09 81.43 11:00:05 2 17.58 0.00 0.79 0.59 0.09 80.95 11:00:05 3 16.81 0.00 0.87 0.05 0.09 82.18 11:10:01 all 19.30 0.00 0.79 0.22 0.08 79.61 11:10:01 0 18.70 0.00 0.82 0.46 0.08 79.94 11:10:01 1 18.54 0.00 0.94 0.07 0.08 80.38 11:10:01 2 20.61 0.00 0.71 0.26 0.08 78.34 11:10:01 3 19.35 0.00 0.70 0.10 0.08 79.78 11:20:31 all 28.68 0.00 0.93 0.32 0.09 69.98 11:20:31 0 28.22 0.00 0.91 0.12 0.08 70.67 11:20:31 1 29.07 0.00 0.99 0.15 0.09 69.70 11:20:31 2 29.05 0.00 0.90 0.27 0.09 69.69 11:20:31 3 28.40 0.00 0.93 0.73 0.09 69.85 11:30:31 all 8.68 0.00 0.39 0.03 0.06 90.83 11:30:31 0 8.95 0.00 0.39 0.01 0.06 90.60 11:30:31 1 8.64 0.00 0.43 0.06 0.07 90.80 11:30:31 2 8.36 0.00 0.33 0.03 0.07 91.21 11:30:31 3 8.78 0.00 0.43 0.03 0.06 90.70 11:40:01 all 8.51 0.00 0.37 0.08 0.07 90.97 11:40:01 0 8.05 0.00 0.33 0.07 0.07 91.49 11:40:01 1 8.85 0.00 0.43 0.02 0.08 90.62 11:40:01 2 8.28 0.00 0.38 0.16 0.07 91.11 11:40:01 3 8.88 0.00 0.33 0.08 0.06 90.66 11:50:07 all 9.65 0.00 0.44 0.16 0.08 89.68 11:50:07 0 9.89 0.00 0.42 0.18 0.07 89.44 11:50:07 1 9.73 0.00 0.41 0.04 0.08 89.74 11:50:07 2 9.89 0.00 0.52 0.36 0.08 89.15 11:50:07 3 9.08 0.00 0.42 0.05 0.08 90.38 12:00:08 all 9.76 0.00 0.38 0.02 0.08 89.76 12:00:08 0 9.21 0.00 0.33 0.03 0.08 90.35 12:00:08 1 9.96 0.00 0.32 0.02 0.08 89.63 12:00:08 2 9.69 0.00 0.47 0.03 0.09 89.72 12:00:08 3 10.17 0.00 0.39 0.02 0.08 89.35 12:10:01 all 13.10 0.00 0.59 0.14 0.08 86.09 12:10:01 0 12.81 0.00 0.59 0.33 0.07 86.19 12:10:01 1 13.13 0.00 0.54 0.05 0.08 86.20 12:10:01 2 13.54 0.00 0.65 0.09 0.09 85.63 12:10:01 3 12.92 0.00 0.56 0.10 0.08 86.34 12:20:31 all 14.72 0.00 0.55 0.04 0.08 84.61 12:20:31 0 15.18 0.00 0.44 0.02 0.07 84.29 12:20:31 1 15.10 0.00 0.65 0.02 0.08 84.15 12:20:31 2 14.82 0.00 0.59 0.01 0.08 84.50 12:20:31 3 13.79 0.00 0.51 0.11 0.07 85.51 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.19 0.00 0.81 0.15 0.09 78.76 Average: 0 20.05 0.00 0.78 0.16 0.08 78.93 Average: 1 20.21 0.00 0.83 0.07 0.09 78.81 Average: 2 20.55 0.00 0.83 0.20 0.09 78.34 Average: 3 19.95 0.00 0.80 0.18 0.08 78.98