---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5086 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 61G 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 703 11434 4 3851 14942 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:fb:b6:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.116/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80360sec preferred_lft 80360sec inet6 fe80::f816:3eff:fefb:b6e2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:7a:4e:58:6a:8e 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-5086) 01/27/26 _x86_64_ (4 CPU) 21:36:58 LINUX RESTART (4 CPU) 21:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:18 108.71 4.33 98.90 5.48 774.66 35611.80 19267.75 22:00:01 51.83 21.52 28.78 1.52 261.68 1676.75 695.83 22:10:01 19.98 6.94 12.40 0.64 128.37 596.20 1348.14 22:20:13 16.50 0.24 15.47 0.79 9.86 415.68 277.80 22:30:01 4.61 0.02 4.48 0.11 1.20 105.72 254.98 22:40:01 4.79 0.00 4.63 0.16 0.21 113.81 35.60 22:50:13 6.29 0.01 5.98 0.29 1.39 194.84 127.18 23:00:01 5.14 0.00 4.98 0.16 0.16 140.24 80.22 23:10:18 24.25 0.12 8.58 15.56 2.74 501.12 205177.63 Average: 27.11 3.62 20.69 2.80 132.45 4473.05 25861.97 21:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:18 2390972 7285800 8638544 52.76 259180 4505324 10502732 60.29 2218660 11047608 2288 22:00:01 2725960 5602184 10330500 63.09 262988 2646224 11419452 65.55 1828120 11281960 400 22:10:01 7879936 10888072 5046796 30.82 267516 2773680 5741336 32.96 1924608 6051560 4376 22:20:13 8580524 11634816 4303208 26.28 271512 2815848 5094068 29.24 1936260 5351720 280 22:30:01 8266008 11330508 4607116 28.14 272276 2825304 5243004 30.09 1937840 5661060 104 22:40:01 8280148 11356508 4581168 27.98 272872 2836576 5255064 30.16 1939264 5638964 260 22:50:13 7277860 10380588 5556892 33.94 273512 2862284 6440804 36.97 1944224 6634364 292 23:00:01 8545796 11665612 4272524 26.09 274108 2878776 5099864 29.27 1946684 5371716 500 23:10:18 8111820 11346892 4590628 28.04 277880 2989412 5245596 30.11 1967076 5780196 364 Average: 6895447 10165664 5769708 35.24 270205 3014825 6671324 38.29 1960304 6979905 985 21:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:18 lo 6.95 6.95 7.38 7.38 0.00 0.00 0.00 0.00 21:50:18 ens3 118.96 88.75 1675.24 8.85 0.00 0.00 0.00 0.00 21:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 40.74 40.74 20.19 20.19 0.00 0.00 0.00 0.00 22:00:01 ens3 1.95 1.72 0.43 0.38 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 25.56 25.56 10.59 10.59 0.00 0.00 0.00 0.00 22:10:01 ens3 1.03 0.87 0.26 1.18 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:13 lo 14.26 14.26 7.82 7.82 0.00 0.00 0.00 0.00 22:20:13 ens3 1.02 0.89 0.22 0.18 0.00 0.00 0.00 0.00 22:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 lo 19.35 19.35 9.26 9.26 0.00 0.00 0.00 0.00 22:30:01 ens3 0.74 0.68 0.18 0.14 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 lo 20.87 20.87 7.06 7.06 0.00 0.00 0.00 0.00 22:40:01 ens3 0.59 0.35 0.16 0.11 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:13 lo 21.38 21.38 11.42 11.42 0.00 0.00 0.00 0.00 22:50:13 ens3 0.77 0.59 0.17 0.13 0.00 0.00 0.00 0.00 22:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 lo 18.00 18.00 10.26 10.26 0.00 0.00 0.00 0.00 23:00:01 ens3 0.62 0.53 0.13 0.10 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:18 lo 20.23 20.23 9.73 9.73 0.00 0.00 0.00 0.00 23:10:18 ens3 0.99 0.94 0.31 0.25 0.00 0.00 0.00 0.00 23:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.70 20.70 10.37 10.37 0.00 0.00 0.00 0.00 Average: ens3 14.42 10.85 191.26 1.28 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-5086) 01/27/26 _x86_64_ (4 CPU) 21:36:58 LINUX RESTART (4 CPU) 21:40:01 CPU %user %nice %system %iowait %steal %idle 21:50:18 all 51.40 0.00 2.61 2.20 0.11 43.69 21:50:18 0 52.97 0.00 2.75 1.80 0.10 42.37 21:50:18 1 53.12 0.00 2.61 2.19 0.11 41.97 21:50:18 2 49.74 0.00 2.45 2.11 0.11 45.58 21:50:18 3 49.75 0.00 2.63 2.69 0.12 44.82 22:00:01 all 46.84 0.00 1.94 0.13 0.12 50.97 22:00:01 0 46.85 0.00 1.94 0.10 0.12 51.00 22:00:01 1 47.34 0.00 1.89 0.09 0.12 50.56 22:00:01 2 46.67 0.00 1.99 0.15 0.12 51.07 22:00:01 3 46.51 0.00 1.96 0.16 0.12 51.26 22:10:01 all 19.88 0.00 0.88 0.72 0.11 78.41 22:10:01 0 18.97 0.00 0.97 0.93 0.12 79.02 22:10:01 1 19.80 0.00 0.83 0.26 0.11 79.00 22:10:01 2 20.45 0.00 0.80 0.78 0.11 77.86 22:10:01 3 20.32 0.00 0.91 0.91 0.11 77.75 22:20:13 all 27.81 0.00 0.96 0.29 0.10 70.85 22:20:13 0 27.53 0.00 1.02 0.20 0.10 71.15 22:20:13 1 26.63 0.00 1.00 0.37 0.10 71.90 22:20:13 2 28.60 0.00 0.82 0.26 0.10 70.22 22:20:13 3 28.47 0.00 1.00 0.31 0.10 70.12 22:30:01 all 8.56 0.00 0.39 0.69 0.08 90.28 22:30:01 0 8.12 0.00 0.38 1.08 0.08 90.35 22:30:01 1 8.69 0.00 0.47 0.48 0.09 90.26 22:30:01 2 8.41 0.00 0.34 0.95 0.07 90.23 22:30:01 3 9.01 0.00 0.38 0.24 0.09 90.28 22:40:01 all 7.82 0.00 0.45 0.05 0.08 91.60 22:40:01 0 8.11 0.00 0.43 0.06 0.07 91.33 22:40:01 1 7.84 0.00 0.42 0.06 0.08 91.61 22:40:01 2 7.90 0.00 0.47 0.08 0.08 91.47 22:40:01 3 7.43 0.00 0.50 0.02 0.08 91.97 22:50:13 all 16.19 0.00 0.75 0.16 0.09 82.81 22:50:13 0 16.41 0.00 0.66 0.35 0.10 82.48 22:50:13 1 16.31 0.00 0.90 0.08 0.09 82.62 22:50:13 2 16.62 0.00 0.77 0.11 0.08 82.41 22:50:13 3 15.43 0.00 0.68 0.08 0.09 83.73 23:00:01 all 8.92 0.00 0.53 0.08 0.08 90.39 23:00:01 0 8.48 0.00 0.48 0.15 0.08 90.81 23:00:01 1 8.69 0.00 0.57 0.07 0.08 90.60 23:00:01 2 9.45 0.00 0.57 0.09 0.08 89.82 23:00:01 3 9.06 0.00 0.50 0.01 0.09 90.34 23:10:18 all 14.30 0.00 0.65 0.18 0.09 84.78 23:10:18 0 15.01 0.00 0.66 0.12 0.08 84.12 23:10:18 1 14.07 0.00 0.68 0.19 0.09 84.98 23:10:18 2 14.06 0.00 0.58 0.11 0.09 85.16 23:10:18 3 14.07 0.00 0.68 0.30 0.08 84.87 Average: all 22.45 0.00 1.02 0.50 0.10 75.93 Average: 0 22.54 0.00 1.03 0.53 0.09 75.80 Average: 1 22.55 0.00 1.04 0.43 0.10 75.89 Average: 2 22.47 0.00 0.98 0.52 0.09 75.94 Average: 3 22.26 0.00 1.03 0.53 0.10 76.08