---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-66239 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 701 11045 3 4242 14945 Swap: 1023 3 1020 ---> 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:a1:f3:2b 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 79486sec preferred_lft 79486sec inet6 fe80::f816:3eff:fea1:f32b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:7b:12:a8:41:c7 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::347b:12ff:fea8:41c7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-66239) 04/03/26 _x86_64_ (4 CPU) 14:10:05 LINUX RESTART (4 CPU) 14:20:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:01 81.27 27.37 50.90 3.00 431.62 5419.91 2272.39 14:40:01 10.88 0.20 10.17 0.51 11.32 279.52 777.30 14:50:10 7.62 0.05 7.18 0.40 4.33 243.19 1114.29 15:00:01 15.55 0.20 14.62 0.73 5.43 715.29 708.25 15:10:01 14.16 0.01 13.53 0.61 0.64 420.68 261.14 15:20:12 5.30 0.01 5.11 0.18 0.34 140.70 68.72 15:30:01 5.03 0.01 4.85 0.17 1.07 146.91 65.88 15:40:01 5.24 0.00 5.03 0.20 0.63 153.23 54.57 15:50:10 4.90 0.02 4.70 0.18 3.47 151.63 61.61 16:00:01 9.51 0.02 9.04 0.45 0.92 593.19 103.50 Average: 15.80 2.74 12.42 0.64 45.25 816.31 546.13 14:20:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:01 1632112 4667456 11264456 68.80 263224 2780204 11950296 68.59 2086616 12093824 648 14:40:01 8040516 11102840 4831500 29.51 264628 2805608 5520524 31.69 2104280 5652020 5872 14:50:10 6646604 9724836 6211764 37.94 265748 2820408 6952364 39.91 2109680 7069132 232 15:00:01 11870240 15086400 853336 5.21 271136 2952996 1665400 9.56 2160564 1826032 10928 15:10:01 8055120 11322064 4615480 28.19 273128 3001804 5348892 30.70 2164332 5614380 332 15:20:12 8107324 11392180 4545276 27.76 273668 3019176 5280220 30.31 2165476 5564764 280 15:30:01 6658492 9963032 5973768 36.49 274256 3038272 6711544 38.52 2167632 7008356 376 15:40:01 6555416 9881184 6055564 36.98 274760 3058996 6842284 39.27 2171004 7106232 328 15:50:10 11922864 15314688 624696 3.82 276700 3123052 1351764 7.76 2176220 1737952 41352 16:00:01 11797848 15300132 639024 3.90 279332 3227584 1359024 7.80 2198464 1828616 23628 Average: 8128654 11375481 4561486 27.86 271658 2982810 5298231 30.41 2150427 5550131 8398 14:20:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:01 lo 38.05 38.05 23.58 23.58 0.00 0.00 0.00 0.00 14:30:01 ens3 2.25 2.18 0.67 0.58 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 37.10 37.10 14.68 14.68 0.00 0.00 0.00 0.00 14:40:01 ens3 1.07 0.90 0.27 0.22 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:10 lo 8.16 8.16 5.30 5.30 0.00 0.00 0.00 0.00 14:50:10 ens3 0.42 0.32 0.08 0.06 0.00 0.00 0.00 0.00 14:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 11.41 11.41 5.57 5.57 0.00 0.00 0.00 0.00 15:00:01 ens3 1.00 0.92 0.29 0.24 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 20.49 20.49 10.81 10.81 0.00 0.00 0.00 0.00 15:10:01 ens3 0.81 0.69 0.17 0.14 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:12 lo 23.09 23.09 8.89 8.89 0.00 0.00 0.00 0.00 15:20:12 ens3 0.57 0.47 0.12 0.09 0.00 0.00 0.00 0.00 15:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 17.51 17.51 7.96 7.96 0.00 0.00 0.00 0.00 15:30:01 ens3 0.44 0.34 0.10 0.07 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 15.96 15.96 8.33 8.33 0.00 0.00 0.00 0.00 15:40:01 ens3 0.55 0.41 0.13 0.10 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:10 lo 14.96 14.96 8.32 8.32 0.00 0.00 0.00 0.00 15:50:10 ens3 0.70 0.56 0.17 0.13 0.00 0.00 0.00 0.00 15:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 23.60 23.60 11.09 11.09 0.00 0.00 0.00 0.00 16:00:01 ens3 1.06 0.88 0.31 0.25 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.99 20.99 10.43 10.43 0.00 0.00 0.00 0.00 Average: ens3 0.88 0.76 0.23 0.19 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-66239) 04/03/26 _x86_64_ (4 CPU) 14:10:05 LINUX RESTART (4 CPU) 14:20:12 CPU %user %nice %system %iowait %steal %idle 14:30:01 all 64.75 0.00 2.57 0.17 0.15 32.36 14:30:01 0 64.78 0.00 2.50 0.11 0.15 32.46 14:30:01 1 65.61 0.00 2.57 0.12 0.15 31.54 14:30:01 2 64.97 0.00 2.55 0.13 0.15 32.20 14:30:01 3 63.62 0.00 2.66 0.32 0.15 33.25 14:40:01 all 20.69 0.00 0.89 0.04 0.12 78.26 14:40:01 0 20.73 0.00 0.97 0.09 0.12 78.09 14:40:01 1 20.78 0.00 0.88 0.04 0.12 78.19 14:40:01 2 20.24 0.00 0.90 0.02 0.12 78.72 14:40:01 3 21.00 0.00 0.82 0.03 0.12 78.03 14:50:10 all 15.69 0.00 0.60 0.04 0.10 83.57 14:50:10 0 15.48 0.00 0.56 0.08 0.10 83.78 14:50:10 1 15.06 0.00 0.58 0.03 0.10 84.23 14:50:10 2 15.88 0.00 0.72 0.01 0.11 83.29 14:50:10 3 16.33 0.00 0.56 0.04 0.09 82.97 15:00:01 all 22.14 0.00 0.87 0.07 0.11 76.82 15:00:01 0 21.26 0.00 0.85 0.03 0.10 77.76 15:00:01 1 22.65 0.00 0.96 0.08 0.11 76.20 15:00:01 2 21.89 0.00 0.80 0.04 0.11 77.17 15:00:01 3 22.74 0.00 0.88 0.13 0.10 76.15 15:10:01 all 24.52 0.00 0.79 0.09 0.10 74.50 15:10:01 0 24.39 0.00 0.75 0.03 0.10 74.72 15:10:01 1 24.61 0.00 0.87 0.11 0.10 74.31 15:10:01 2 24.68 0.00 0.83 0.20 0.11 74.18 15:10:01 3 24.38 0.00 0.70 0.03 0.09 74.80 15:20:12 all 8.01 0.00 0.37 0.04 0.09 91.48 15:20:12 0 7.50 0.00 0.45 0.08 0.10 91.87 15:20:12 1 7.88 0.00 0.35 0.02 0.11 91.63 15:20:12 2 8.12 0.00 0.34 0.01 0.09 91.44 15:20:12 3 8.53 0.00 0.35 0.04 0.09 90.99 15:30:01 all 9.41 0.00 0.42 0.02 0.10 90.05 15:30:01 0 9.46 0.00 0.33 0.03 0.09 90.10 15:30:01 1 9.63 0.00 0.53 0.01 0.11 89.72 15:30:01 2 9.25 0.00 0.41 0.00 0.10 90.25 15:30:01 3 9.32 0.00 0.40 0.06 0.10 90.13 15:40:01 all 9.60 0.00 0.42 0.03 0.10 89.84 15:40:01 0 9.88 0.00 0.33 0.03 0.10 89.65 15:40:01 1 9.64 0.00 0.54 0.02 0.11 89.70 15:40:01 2 9.29 0.00 0.37 0.01 0.10 90.23 15:40:01 3 9.61 0.00 0.45 0.05 0.10 89.80 15:50:10 all 7.64 0.00 0.41 0.03 0.10 91.83 15:50:10 0 7.49 0.00 0.47 0.04 0.10 91.90 15:50:10 1 7.31 0.00 0.43 0.03 0.10 92.13 15:50:10 2 8.06 0.00 0.35 0.01 0.10 91.48 15:50:10 3 7.68 0.00 0.39 0.03 0.09 91.80 16:00:01 all 15.06 0.00 0.66 0.05 0.10 84.13 16:00:01 0 15.75 0.00 0.63 0.02 0.10 83.50 16:00:01 1 15.10 0.00 0.75 0.02 0.10 84.03 16:00:01 2 14.15 0.00 0.60 0.04 0.10 85.11 16:00:01 3 15.26 0.00 0.66 0.13 0.10 83.86 Average: all 19.64 0.00 0.80 0.06 0.11 79.40 Average: 0 19.56 0.00 0.78 0.05 0.10 79.50 Average: 1 19.71 0.00 0.84 0.05 0.11 79.29 Average: 2 19.55 0.00 0.78 0.05 0.11 79.52 Average: 3 19.74 0.00 0.78 0.08 0.10 79.29