---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23128 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 11G 67G 14% / 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 661 10353 4 4974 14985 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:76:0a:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.70/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81490sec preferred_lft 81490sec inet6 fe80::f816:3eff:fe76:a6c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:3d:7a:65:ef:04 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-4g-23128) 01/08/26 _x86_64_ (4 CPU) 12:57:31 LINUX RESTART (4 CPU) 13:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:03 5.06 0.56 4.14 0.35 608.83 662.61 11884.31 13:20:01 1.48 0.01 1.47 0.00 0.05 16.77 0.00 13:30:03 1.49 0.00 1.49 0.00 0.00 16.43 0.00 13:40:03 1.55 0.00 1.55 0.00 0.00 17.20 0.00 13:50:01 1.60 0.00 1.60 0.00 0.00 17.70 0.00 14:00:03 34.00 4.16 16.16 13.69 243.88 3289.85 239543.22 14:10:03 3.89 0.07 3.68 0.14 7.25 546.95 21.75 Average: 7.03 0.69 4.31 2.03 122.98 654.05 36034.82 13:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:03 13432600 15507304 507512 3.10 58580 2240360 1150136 6.60 396924 2279920 184 13:20:01 13433104 15508360 506520 3.09 59068 2240376 1150136 6.60 397556 2279484 248 13:30:03 13432348 15508236 506532 3.09 59692 2240380 1150136 6.60 398172 2279784 208 13:40:03 13430836 15507368 507532 3.10 60308 2240392 1150328 6.60 398796 2286520 176 13:50:01 13430084 15507416 507448 3.10 60932 2240588 1150328 6.60 399396 2286764 204 14:00:03 10068488 13121608 2842396 17.36 111568 3118724 3188488 18.30 654232 5322684 196 14:10:03 9277544 12484032 3479060 21.25 116560 3254704 3647972 20.94 697068 6055276 344 Average: 12357858 14734903 1265286 7.73 75244 2510789 1798218 10.32 477449 3255776 223 13:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:03 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 13:10:03 ens3 15.60 9.10 186.08 0.66 0.00 0.00 0.00 0.00 13:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:20:01 ens3 0.32 0.09 0.05 0.02 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:30:03 ens3 0.29 0.09 0.05 0.02 0.00 0.00 0.00 0.00 13:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:40:03 ens3 0.62 0.59 0.13 0.51 0.00 0.00 0.00 0.00 13:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:50:01 ens3 0.26 0.08 0.05 0.02 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:03 lo 0.39 0.39 0.05 0.05 0.00 0.00 0.00 0.00 14:00:03 ens3 77.34 57.62 713.67 10.10 0.00 0.00 0.00 0.00 14:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:03 lo 0.58 0.58 0.37 0.37 0.00 0.00 0.00 0.00 14:10:03 ens3 7.72 6.64 35.91 1.98 0.00 0.00 0.00 0.00 14:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.22 0.22 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 14.63 10.63 134.04 1.91 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-4g-23128) 01/08/26 _x86_64_ (4 CPU) 12:57:31 LINUX RESTART (4 CPU) 13:00:03 CPU %user %nice %system %iowait %steal %idle 13:10:03 all 0.43 0.00 0.14 0.11 0.02 99.30 13:10:03 0 0.39 0.00 0.13 0.06 0.01 99.41 13:10:03 1 0.40 0.00 0.11 0.05 0.02 99.42 13:10:03 2 0.47 0.00 0.15 0.09 0.03 99.26 13:10:03 3 0.46 0.00 0.15 0.24 0.03 99.13 13:20:01 all 0.02 0.00 0.02 0.01 0.02 99.93 13:20:01 0 0.01 0.00 0.01 0.00 0.01 99.97 13:20:01 1 0.03 0.00 0.02 0.00 0.02 99.94 13:20:01 2 0.03 0.00 0.03 0.00 0.03 99.90 13:20:01 3 0.02 0.00 0.03 0.03 0.02 99.90 13:30:03 all 0.23 0.00 0.02 0.01 0.02 99.72 13:30:03 0 0.01 0.00 0.01 0.03 0.01 99.94 13:30:03 1 0.02 0.00 0.03 0.00 0.02 99.92 13:30:03 2 0.84 0.00 0.02 0.00 0.03 99.11 13:30:03 3 0.02 0.00 0.02 0.01 0.01 99.93 13:40:03 all 0.08 0.00 0.02 0.13 0.02 99.74 13:40:03 0 0.02 0.00 0.02 0.44 0.01 99.51 13:40:03 1 0.09 0.00 0.03 0.05 0.02 99.81 13:40:03 2 0.11 0.00 0.03 0.04 0.02 99.80 13:40:03 3 0.12 0.00 0.03 0.01 0.02 99.84 13:50:01 all 0.05 0.00 0.03 0.04 0.02 99.87 13:50:01 0 0.02 0.00 0.04 0.06 0.01 99.87 13:50:01 1 0.03 0.00 0.02 0.00 0.02 99.93 13:50:01 2 0.02 0.00 0.03 0.07 0.02 99.86 13:50:01 3 0.12 0.00 0.02 0.01 0.01 99.84 14:00:03 all 29.40 0.00 0.77 0.62 0.06 69.15 14:00:03 0 29.16 0.00 0.62 0.22 0.06 69.94 14:00:03 1 31.62 0.00 0.87 0.31 0.07 67.13 14:00:03 2 32.22 0.00 0.73 1.52 0.06 65.46 14:00:03 3 24.58 0.00 0.84 0.44 0.06 74.08 14:10:03 all 50.70 0.00 0.64 0.04 0.08 48.54 14:10:03 0 45.22 0.00 0.61 0.06 0.08 54.03 14:10:03 1 60.44 0.00 0.75 0.04 0.09 38.68 14:10:03 2 57.83 0.00 0.62 0.03 0.09 41.43 14:10:03 3 39.36 0.00 0.59 0.02 0.07 59.96 Average: all 11.57 0.00 0.23 0.14 0.03 88.02 Average: 0 10.69 0.00 0.21 0.12 0.03 88.95 Average: 1 13.24 0.00 0.26 0.07 0.04 86.40 Average: 2 13.09 0.00 0.23 0.25 0.04 86.39 Average: 3 9.27 0.00 0.24 0.11 0.03 90.35