---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22119 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 9.9G 68G 13% / 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 607 11060 4 4321 15039 Swap: 1023 0 1023 ---> 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:d0:c9:14 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 79883sec preferred_lft 79883sec inet6 fe80::f816:3eff:fed0:c914/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:9e:90:da:92:1d 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-4g-22119) 03/23/26 _x86_64_ (4 CPU) 20:34:52 LINUX RESTART (4 CPU) 20:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:50:06 2.05 0.14 1.84 0.07 23.31 36.14 3178.49 21:00:06 1.32 0.00 1.31 0.00 0.25 15.57 0.00 21:10:06 1.38 0.00 1.38 0.00 0.00 15.91 0.00 21:20:06 1.46 0.00 1.46 0.00 0.01 16.53 0.00 21:30:06 14.27 0.01 1.52 12.75 0.16 16.91 242595.51 21:40:06 1.38 0.00 1.38 0.00 0.25 15.81 0.00 21:50:06 1.44 0.00 1.44 0.00 0.00 16.37 0.00 22:00:06 1.49 0.00 1.49 0.00 0.00 17.28 0.00 22:10:06 1.37 0.00 1.37 0.00 0.00 16.00 0.00 22:20:06 46.58 4.11 41.85 0.62 251.61 2649.67 685.59 Average: 7.27 0.43 5.50 1.34 27.56 281.40 24626.41 20:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:50:06 13562820 15519192 497088 3.04 57472 2124156 1136520 6.52 330196 2222224 180 21:00:06 13562596 15519644 496660 3.03 58056 2124240 1136520 6.52 330784 2223640 164 21:10:06 13562600 15520396 496016 3.03 58656 2124384 1136568 6.52 331388 2225224 264 21:20:06 13561372 15519780 496572 3.03 59244 2124392 1136648 6.52 331976 2225236 176 21:30:06 13556600 15520748 495460 3.03 60104 2129260 1136648 6.52 337612 2226296 292 21:40:06 13556348 15521128 495176 3.02 60632 2129348 1136648 6.52 338160 2227576 304 21:50:06 13555648 15521132 495156 3.02 61200 2129480 1136712 6.52 338728 2232092 276 22:00:06 13555680 15521784 494516 3.02 61804 2129484 1136772 6.53 339320 2231984 48 22:10:06 13554700 15521540 494704 3.02 62396 2129628 1136776 6.53 339912 2232156 212 22:20:06 11954508 14829812 1139048 6.96 108748 2951340 1588836 9.12 516068 3585204 175920 Average: 13398287 15451516 560040 3.42 64831 2209571 1181865 6.78 353414 2363163 17784 20:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:50:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:50:06 ens3 0.34 0.09 0.07 0.02 0.00 0.00 0.00 0.00 20:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:00:06 ens3 0.30 0.11 0.07 0.04 0.00 0.00 0.00 0.00 21:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:10:06 ens3 0.44 0.11 0.08 0.04 0.00 0.00 0.00 0.00 21:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:20:06 ens3 0.40 0.12 0.11 0.06 0.00 0.00 0.00 0.00 21:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:06 ens3 0.26 0.08 0.05 0.02 0.00 0.00 0.00 0.00 21:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:40:06 ens3 0.32 0.11 0.08 0.04 0.00 0.00 0.00 0.00 21:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:50:06 ens3 0.33 0.18 0.05 0.57 0.00 0.00 0.00 0.00 21:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:00:06 ens3 0.23 0.11 0.07 0.04 0.00 0.00 0.00 0.00 22:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:10:06 ens3 0.21 0.08 0.04 0.02 0.00 0.00 0.00 0.00 22:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:06 lo 0.35 0.35 0.05 0.05 0.00 0.00 0.00 0.00 22:20:06 ens3 70.55 53.41 684.23 10.06 0.00 0.00 0.00 0.00 22:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 7.33 5.44 68.42 1.09 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-4g-22119) 03/23/26 _x86_64_ (4 CPU) 20:34:52 LINUX RESTART (4 CPU) 20:40:00 CPU %user %nice %system %iowait %steal %idle 20:50:06 all 0.24 0.00 0.04 0.02 0.02 99.67 20:50:06 0 0.03 0.00 0.03 0.01 0.00 99.92 20:50:06 1 0.05 0.00 0.03 0.00 0.02 99.90 20:50:06 2 0.78 0.00 0.05 0.07 0.02 99.09 20:50:06 3 0.09 0.00 0.07 0.01 0.04 99.79 21:00:06 all 0.18 0.00 0.02 0.01 0.02 99.77 21:00:06 0 0.01 0.00 0.02 0.00 0.01 99.96 21:00:06 1 0.04 0.00 0.03 0.00 0.02 99.91 21:00:06 2 0.62 0.00 0.02 0.03 0.02 99.31 21:00:06 3 0.03 0.00 0.03 0.00 0.03 99.90 21:10:06 all 0.10 0.00 0.02 0.01 0.02 99.85 21:10:06 0 0.01 0.00 0.01 0.00 0.00 99.99 21:10:06 1 0.18 0.00 0.02 0.00 0.02 99.78 21:10:06 2 0.02 0.00 0.03 0.03 0.02 99.89 21:10:06 3 0.19 0.00 0.03 0.00 0.03 99.75 21:20:06 all 0.14 0.00 0.03 0.01 0.02 99.80 21:20:06 0 0.01 0.00 0.01 0.00 0.00 99.98 21:20:06 1 0.03 0.00 0.03 0.00 0.02 99.92 21:20:06 2 0.42 0.00 0.03 0.03 0.03 99.49 21:20:06 3 0.12 0.00 0.04 0.00 0.03 99.80 21:30:06 all 0.19 0.00 0.03 0.03 0.02 99.74 21:30:06 0 0.01 0.00 0.01 0.00 0.01 99.98 21:30:06 1 0.02 0.00 0.03 0.01 0.02 99.93 21:30:06 2 0.70 0.00 0.04 0.03 0.04 99.19 21:30:06 3 0.02 0.00 0.04 0.08 0.02 99.85 21:40:06 all 0.08 0.00 0.02 0.01 0.02 99.87 21:40:06 0 0.23 0.00 0.01 0.00 0.01 99.75 21:40:06 1 0.02 0.00 0.03 0.01 0.03 99.92 21:40:06 2 0.05 0.00 0.02 0.04 0.03 99.87 21:40:06 3 0.03 0.00 0.02 0.00 0.02 99.92 21:50:06 all 0.17 0.00 0.02 0.01 0.02 99.78 21:50:06 0 0.60 0.00 0.02 0.00 0.01 99.37 21:50:06 1 0.02 0.00 0.03 0.01 0.02 99.93 21:50:06 2 0.02 0.00 0.03 0.04 0.03 99.89 21:50:06 3 0.05 0.00 0.02 0.00 0.02 99.91 22:00:06 all 0.04 0.00 0.02 0.01 0.02 99.90 22:00:06 0 0.11 0.00 0.02 0.00 0.02 99.85 22:00:06 1 0.01 0.00 0.01 0.00 0.01 99.96 22:00:06 2 0.02 0.00 0.03 0.03 0.03 99.88 22:00:06 3 0.03 0.00 0.02 0.01 0.02 99.92 22:10:06 all 0.05 0.00 0.02 0.01 0.02 99.89 22:10:06 0 0.01 0.00 0.02 0.00 0.02 99.96 22:10:06 1 0.02 0.00 0.02 0.02 0.02 99.93 22:10:06 2 0.03 0.00 0.03 0.00 0.02 99.92 22:10:06 3 0.16 0.00 0.02 0.02 0.03 99.77 22:20:06 all 7.54 0.00 0.47 0.25 0.03 91.71 22:20:06 0 8.39 0.00 0.54 0.21 0.03 90.83 22:20:06 1 7.56 0.00 0.55 0.44 0.04 91.41 22:20:06 2 7.61 0.00 0.49 0.33 0.03 91.54 22:20:06 3 6.61 0.00 0.27 0.02 0.04 93.06 Average: all 0.87 0.00 0.07 0.04 0.02 99.00 Average: 0 0.94 0.00 0.07 0.02 0.01 98.96 Average: 1 0.79 0.00 0.08 0.05 0.02 99.06 Average: 2 1.03 0.00 0.08 0.06 0.03 98.81 Average: 3 0.74 0.00 0.06 0.01 0.03 99.16