---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15455 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: 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 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 693 10900 4 4394 14952 Swap: 1023 12 1011 ---> 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:88:19:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79802sec preferred_lft 79802sec inet6 fe80::f816:3eff:fe88:19fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:f0:09:07:e8:ec 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::28f0:9ff:fe07:e8ec/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-15455) 03/23/26 _x86_64_ (4 CPU) 19:05:17 LINUX RESTART (4 CPU) 19:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:00 93.58 1.55 73.21 18.83 257.37 29052.64 224862.89 19:30:08 67.01 23.47 41.38 2.16 277.09 3739.43 2514.39 19:40:01 11.50 0.66 10.20 0.64 17.16 379.51 1500.45 19:50:05 11.85 0.08 11.26 0.51 6.48 555.57 1191.86 20:00:05 16.46 0.03 15.74 0.69 1.21 495.42 736.28 20:10:01 5.33 0.01 5.16 0.16 0.51 130.25 283.66 20:20:08 7.56 0.09 7.13 0.33 3.60 237.58 133.34 20:30:08 6.10 0.01 5.90 0.20 0.36 169.01 68.05 20:40:01 5.69 0.01 5.50 0.19 0.19 163.40 51.17 20:50:00 9.79 0.03 9.35 0.41 4.04 582.54 544.37 Average: 23.57 2.63 18.53 2.41 57.16 3553.04 23170.09 19:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:00 1127084 12660540 3258984 19.90 263112 11006384 4128340 23.70 2201564 12218092 500088 19:30:08 7523516 10689220 5244272 32.03 268024 2887088 6835556 39.24 2117880 6141964 4508 19:40:01 5476352 8674992 7259180 44.34 269484 2918688 8517780 48.89 2139568 8189680 328 19:50:05 8210448 11516904 4420576 27.00 273864 3022064 5273112 30.27 2166028 5435264 348 20:00:05 8139240 11515060 4422456 27.01 276364 3088944 5271748 30.26 2171804 5504576 256 20:10:01 7774228 11164516 4772652 29.15 276836 3102948 5474116 31.42 2172876 5854796 252 20:20:08 6741916 10167948 5768640 35.23 277556 3137972 6639248 38.11 2176360 6894124 76 20:30:08 6584080 10031948 5904584 36.06 278264 3159104 6677400 38.33 2179808 7042636 252 20:40:01 8005284 11475556 4461608 27.25 279120 3180648 5284376 30.33 2182092 5631828 332 20:50:00 11699832 15318404 620764 3.79 283244 3324876 1363568 7.83 2205708 1904824 22860 Average: 7128198 11321509 4613372 28.18 274587 3882872 5546524 31.84 2171369 6481778 52930 19:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:00 lo 2.48 2.48 2.29 2.29 0.00 0.00 0.00 0.00 19:20:00 ens3 78.95 58.75 1033.09 5.94 0.00 0.00 0.00 0.00 19:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:08 lo 46.71 46.71 27.30 27.30 0.00 0.00 0.00 0.00 19:30:08 ens3 2.32 2.00 0.53 0.45 0.00 0.00 0.00 0.00 19:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 lo 31.86 31.86 14.15 14.15 0.00 0.00 0.00 0.00 19:40:01 ens3 2.24 1.01 0.40 1.36 0.00 0.00 0.00 0.00 19:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:05 lo 13.11 13.11 6.04 6.04 0.00 0.00 0.00 0.00 19:50:05 ens3 1.07 0.71 0.29 0.21 0.00 0.00 0.00 0.00 19:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:05 lo 16.87 16.87 8.33 8.33 0.00 0.00 0.00 0.00 20:00:05 ens3 1.15 0.76 0.26 0.19 0.00 0.00 0.00 0.00 20:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 lo 11.52 11.52 6.42 6.42 0.00 0.00 0.00 0.00 20:10:01 ens3 1.33 0.46 0.25 0.13 0.00 0.00 0.00 0.00 20:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:08 lo 28.65 28.65 11.38 11.38 0.00 0.00 0.00 0.00 20:20:08 ens3 0.72 0.47 0.15 0.10 0.00 0.00 0.00 0.00 20:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:08 lo 21.46 21.46 10.84 10.84 0.00 0.00 0.00 0.00 20:30:08 ens3 0.91 0.56 0.18 0.13 0.00 0.00 0.00 0.00 20:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 lo 15.18 15.18 8.46 8.46 0.00 0.00 0.00 0.00 20:40:01 ens3 1.11 0.58 0.25 0.17 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:00 lo 23.38 23.38 11.03 11.03 0.00 0.00 0.00 0.00 20:50:00 ens3 1.07 0.85 0.26 0.21 0.00 0.00 0.00 0.00 20:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.16 21.16 10.65 10.65 0.00 0.00 0.00 0.00 Average: ens3 9.08 6.61 103.47 0.89 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-15455) 03/23/26 _x86_64_ (4 CPU) 19:05:17 LINUX RESTART (4 CPU) 19:10:00 CPU %user %nice %system %iowait %steal %idle 19:20:00 all 33.86 0.00 1.75 3.67 0.07 60.65 19:20:00 0 31.85 0.00 1.74 4.67 0.07 61.66 19:20:00 1 35.94 0.00 1.80 3.36 0.07 58.82 19:20:00 2 33.23 0.00 1.73 3.66 0.07 61.30 19:20:00 3 34.40 0.00 1.73 2.98 0.08 60.81 19:30:08 all 61.00 0.00 2.36 0.13 0.11 36.40 19:30:08 0 61.97 0.00 2.34 0.08 0.11 35.50 19:30:08 1 61.23 0.00 2.25 0.08 0.11 36.33 19:30:08 2 60.41 0.00 2.52 0.16 0.10 36.80 19:30:08 3 60.40 0.00 2.31 0.19 0.11 36.98 19:40:01 all 27.67 0.00 1.23 0.07 0.10 70.92 19:40:01 0 27.81 0.00 1.25 0.11 0.10 70.73 19:40:01 1 28.05 0.00 1.16 0.06 0.11 70.62 19:40:01 2 27.84 0.00 1.19 0.07 0.10 70.80 19:40:01 3 27.00 0.00 1.34 0.03 0.10 71.52 19:50:05 all 16.21 0.00 0.68 0.06 0.08 82.96 19:50:05 0 16.55 0.00 0.70 0.06 0.07 82.61 19:50:05 1 16.02 0.00 0.70 0.12 0.08 83.07 19:50:05 2 16.07 0.00 0.68 0.04 0.09 83.12 19:50:05 3 16.20 0.00 0.66 0.01 0.08 83.05 20:00:05 all 24.36 0.00 0.76 0.05 0.08 74.76 20:00:05 0 23.44 0.00 0.81 0.10 0.08 75.57 20:00:05 1 24.21 0.00 0.76 0.03 0.08 74.92 20:00:05 2 24.71 0.00 0.82 0.04 0.08 74.35 20:00:05 3 25.08 0.00 0.64 0.03 0.08 74.18 20:10:01 all 7.85 0.00 0.32 0.02 0.08 91.73 20:10:01 0 8.15 0.00 0.32 0.02 0.07 91.45 20:10:01 1 8.27 0.00 0.38 0.04 0.08 91.23 20:10:01 2 7.48 0.00 0.27 0.02 0.08 92.14 20:10:01 3 7.51 0.00 0.33 0.00 0.07 92.08 20:20:08 all 14.90 0.00 0.53 0.02 0.07 84.47 20:20:08 0 15.43 0.00 0.44 0.00 0.07 84.05 20:20:08 1 14.94 0.00 0.53 0.03 0.07 84.44 20:20:08 2 13.84 0.00 0.66 0.04 0.08 85.38 20:20:08 3 15.39 0.00 0.49 0.03 0.07 84.02 20:30:08 all 11.03 0.00 0.57 0.02 0.08 88.30 20:30:08 0 11.20 0.00 0.58 0.01 0.07 88.13 20:30:08 1 11.19 0.00 0.59 0.01 0.08 88.14 20:30:08 2 10.78 0.00 0.59 0.02 0.08 88.52 20:30:08 3 10.94 0.00 0.51 0.04 0.07 88.43 20:40:01 all 7.63 0.00 0.47 0.02 0.08 91.80 20:40:01 0 7.70 0.00 0.46 0.01 0.07 91.76 20:40:01 1 7.73 0.00 0.43 0.01 0.07 91.76 20:40:01 2 7.71 0.00 0.54 0.05 0.08 91.62 20:40:01 3 7.38 0.00 0.45 0.03 0.07 92.07 20:50:00 all 14.32 0.00 0.63 0.04 0.08 84.94 20:50:00 0 13.75 0.00 0.55 0.01 0.07 85.61 20:50:00 1 14.67 0.00 0.58 0.03 0.09 84.64 20:50:00 2 14.78 0.00 0.63 0.02 0.09 84.48 20:50:00 3 14.06 0.00 0.76 0.08 0.08 85.01 Average: all 21.95 0.00 0.93 0.41 0.08 76.63 Average: 0 21.85 0.00 0.92 0.51 0.08 76.64 Average: 1 22.29 0.00 0.92 0.38 0.08 76.33 Average: 2 21.75 0.00 0.97 0.41 0.09 76.79 Average: 3 21.90 0.00 0.92 0.34 0.08 76.75