---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-977 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 709 10631 3 4647 14937 Swap: 1023 4 1019 ---> 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:3f:e9:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.227/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79534sec preferred_lft 79534sec inet6 fe80::f816:3eff:fe3f:e92b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:a3:fe:af:4a:8c 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::c4a3:feff:feaf:4a8c/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-977) 04/07/26 _x86_64_ (4 CPU) 14:21:40 LINUX RESTART (4 CPU) 14:30:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:23 74.03 23.77 47.42 2.84 350.63 5307.31 2845.24 14:50:23 25.34 12.22 12.49 0.64 151.77 353.35 399.60 15:00:23 7.73 0.06 7.26 0.41 3.84 284.23 378.69 15:10:23 15.61 0.03 14.87 0.71 0.69 693.28 795.93 15:20:23 14.03 0.01 13.32 0.70 0.73 436.09 617.85 15:30:23 5.45 0.01 5.26 0.18 0.23 143.31 63.60 15:40:23 5.43 0.01 5.23 0.19 1.05 153.96 115.15 15:50:23 20.21 0.07 4.73 15.41 0.99 146.01 208970.02 16:00:23 5.62 0.00 5.47 0.15 0.13 157.23 65.15 16:10:23 9.50 0.03 9.10 0.37 3.87 576.89 277.00 Average: 18.30 3.62 12.52 2.16 51.39 825.17 21452.82 14:30:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:23 1769724 5176176 10756280 65.69 263220 3123724 12250500 70.32 1996696 12014436 1908 14:50:23 3603692 7081128 8852604 54.07 270568 3183704 9612448 55.18 2058228 10117224 804 15:00:23 6184048 9684660 6251756 38.18 271700 3205720 7031332 40.36 2066380 7527096 176 15:10:23 9996736 13629488 2309172 14.10 277228 3327820 3088236 17.73 2103160 3709504 88 15:20:23 7812716 11508388 4428916 27.05 279000 3388892 5162756 29.63 2107716 5884812 132 15:30:23 7779500 11492944 4444272 27.14 279392 3406260 5222364 29.98 2108664 5893264 88 15:40:23 6253480 9987604 5948880 36.33 280092 3426256 6784780 38.94 2111044 7425412 84 15:50:23 6160216 9921620 6014860 36.74 282592 3451000 6783328 38.94 2121164 7505664 120 16:00:23 7715988 11499908 4437332 27.10 283512 3472604 5244988 30.11 2123576 5966100 240 16:10:23 7380108 11298152 4638500 28.33 287728 3595856 5257104 30.18 2138316 6273012 348 Average: 6465621 10128007 5808257 35.47 277503 3358184 6643784 38.14 2093494 7231652 399 14:30:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:23 lo 33.78 33.78 22.51 22.51 0.00 0.00 0.00 0.00 14:40:23 ens3 2.77 2.13 0.78 1.59 0.00 0.00 0.00 0.00 14:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:23 lo 35.00 35.00 13.78 13.78 0.00 0.00 0.00 0.00 14:50:23 ens3 1.18 1.02 0.23 0.19 0.00 0.00 0.00 0.00 14:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:23 lo 14.15 14.15 7.16 7.16 0.00 0.00 0.00 0.00 15:00:23 ens3 0.65 0.40 0.17 0.12 0.00 0.00 0.00 0.00 15:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:23 lo 11.13 11.13 5.46 5.46 0.00 0.00 0.00 0.00 15:10:23 ens3 0.95 0.76 0.24 0.19 0.00 0.00 0.00 0.00 15:10:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:23 lo 19.76 19.76 10.39 10.39 0.00 0.00 0.00 0.00 15:20:23 ens3 0.84 0.67 0.16 0.13 0.00 0.00 0.00 0.00 15:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:23 lo 22.35 22.35 8.80 8.80 0.00 0.00 0.00 0.00 15:30:23 ens3 0.66 0.50 0.13 0.10 0.00 0.00 0.00 0.00 15:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:23 lo 24.39 24.39 10.64 10.64 0.00 0.00 0.00 0.00 15:40:23 ens3 0.66 0.49 0.15 0.11 0.00 0.00 0.00 0.00 15:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:23 lo 14.22 14.22 8.22 8.22 0.00 0.00 0.00 0.00 15:50:23 ens3 0.75 0.48 0.18 0.13 0.00 0.00 0.00 0.00 15:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:23 lo 11.71 11.71 6.30 6.30 0.00 0.00 0.00 0.00 16:00:23 ens3 3.36 0.55 0.65 0.26 0.00 0.00 0.00 0.00 16:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:23 lo 23.18 23.18 10.98 10.98 0.00 0.00 0.00 0.00 16:10:23 ens3 1.87 1.00 0.58 0.22 0.00 0.00 0.00 0.00 16:10:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.97 20.97 10.42 10.42 0.00 0.00 0.00 0.00 Average: ens3 1.37 0.80 0.33 0.30 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-977) 04/07/26 _x86_64_ (4 CPU) 14:21:40 LINUX RESTART (4 CPU) 14:30:23 CPU %user %nice %system %iowait %steal %idle 14:40:23 all 59.07 0.00 2.11 0.11 0.11 38.60 14:40:23 0 59.43 0.00 2.09 0.12 0.11 38.25 14:40:23 1 59.50 0.00 2.06 0.11 0.10 38.23 14:40:23 2 60.16 0.00 1.97 0.12 0.11 37.65 14:40:23 3 57.17 0.00 2.33 0.11 0.11 40.29 14:50:23 all 26.23 0.07 1.08 0.08 0.09 72.46 14:50:23 0 26.48 0.06 1.08 0.06 0.09 72.24 14:50:23 1 25.97 0.21 1.18 0.15 0.09 72.40 14:50:23 2 26.80 0.01 1.03 0.04 0.09 72.04 14:50:23 3 25.66 0.00 1.02 0.08 0.09 73.15 15:00:23 all 16.62 0.00 0.69 0.03 0.08 82.59 15:00:23 0 16.53 0.00 0.71 0.03 0.08 82.66 15:00:23 1 17.49 0.00 0.76 0.03 0.08 81.64 15:00:23 2 16.84 0.00 0.63 0.04 0.07 82.42 15:00:23 3 15.61 0.00 0.66 0.02 0.08 83.63 15:10:23 all 21.30 0.00 0.75 1.05 0.07 76.84 15:10:23 0 21.36 0.00 0.85 1.94 0.07 75.78 15:10:23 1 22.15 0.00 0.69 2.19 0.07 74.90 15:10:23 2 21.58 0.00 0.68 0.02 0.07 77.65 15:10:23 3 20.09 0.00 0.77 0.04 0.07 79.04 15:20:23 all 24.64 0.00 0.80 0.03 0.08 74.45 15:20:23 0 24.89 0.00 0.75 0.03 0.07 74.26 15:20:23 1 24.91 0.00 0.86 0.07 0.08 74.09 15:20:23 2 24.42 0.00 0.86 0.01 0.08 74.63 15:20:23 3 24.35 0.00 0.75 0.03 0.08 74.80 15:30:23 all 8.29 0.00 0.40 0.02 0.07 91.22 15:30:23 0 8.14 0.00 0.35 0.01 0.07 91.43 15:30:23 1 8.29 0.00 0.49 0.05 0.07 91.11 15:30:23 2 8.23 0.00 0.35 0.01 0.06 91.36 15:30:23 3 8.51 0.00 0.42 0.02 0.07 90.98 15:40:23 all 9.98 0.00 0.40 0.02 0.07 89.53 15:40:23 0 9.58 0.00 0.32 0.02 0.07 90.01 15:40:23 1 10.14 0.00 0.46 0.04 0.08 89.29 15:40:23 2 9.92 0.00 0.45 0.01 0.07 89.55 15:40:23 3 10.28 0.00 0.36 0.02 0.07 89.27 15:50:23 all 9.35 0.00 0.38 0.04 0.08 90.15 15:50:23 0 9.13 0.00 0.36 0.09 0.07 90.36 15:50:23 1 9.59 0.00 0.43 0.01 0.08 89.88 15:50:23 2 9.01 0.00 0.45 0.05 0.08 90.42 15:50:23 3 9.68 0.00 0.27 0.01 0.08 89.96 16:00:23 all 7.12 0.00 0.34 0.02 0.07 92.45 16:00:23 0 7.14 0.00 0.31 0.01 0.07 92.48 16:00:23 1 7.64 0.00 0.34 0.03 0.08 91.91 16:00:23 2 7.04 0.00 0.35 0.01 0.08 92.53 16:00:23 3 6.64 0.00 0.36 0.04 0.07 92.89 16:10:23 all 14.31 0.00 0.58 0.04 0.07 84.99 16:10:23 0 13.58 0.00 0.50 0.01 0.07 85.83 16:10:23 1 14.36 0.00 0.54 0.08 0.07 84.96 16:10:23 2 15.09 0.00 0.72 0.04 0.08 84.05 16:10:23 3 14.22 0.00 0.55 0.02 0.08 85.13 Average: all 19.68 0.01 0.75 0.14 0.08 79.34 Average: 0 19.62 0.01 0.73 0.23 0.08 79.34 Average: 1 20.00 0.02 0.78 0.27 0.08 78.85 Average: 2 19.90 0.00 0.75 0.03 0.08 79.23 Average: 3 19.21 0.00 0.75 0.04 0.08 79.93