---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-62498 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 12G 66G 15% / 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 754 8981 4 6253 14891 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:1b:57:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.50/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84185sec preferred_lft 84185sec inet6 fe80::f816:3eff:fe1b:5772/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:46:e8:cc:80:d9 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-62498) 10/06/26 _x86_64_ (4 CPU) 20:24:21 LINUX RESTART (4 CPU) 20:30:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:23 31.62 0.47 26.90 4.25 14.64 4379.46 13440.87 20:50:16 49.07 0.00 39.63 9.44 0.00 2846.35 17924.00 21:00:04 19.32 0.17 16.39 2.76 11.10 4039.45 5082.24 Average: 33.37 0.21 27.67 5.49 8.59 3755.89 12171.82 20:30:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:23 8832820 13424884 2524460 15.42 193540 4440012 2779860 15.96 838536 6200820 12088 20:50:16 8223652 13263852 2680912 16.37 227144 4814008 2942720 16.89 954356 6670524 37076 21:00:04 9403164 15439248 502068 3.07 250044 5739688 1041536 5.98 1294560 5066252 292 Average: 8819879 14042661 1902480 11.62 223576 4997903 2254705 12.94 1029151 5979199 16485 20:30:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:23 lo 1992.46 1992.46 1905.28 1905.28 0.00 0.00 0.00 0.00 20:40:23 ens3 93.77 69.32 329.14 21.60 0.00 0.00 0.00 0.00 20:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:16 lo 5386.46 5386.46 5140.96 5140.96 0.00 0.00 0.00 0.00 20:50:16 ens3 72.11 51.30 28.00 21.32 0.00 0.00 0.00 0.00 20:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:04 lo 1367.73 1367.73 1279.04 1279.04 0.00 0.00 0.00 0.00 21:00:04 ens3 136.71 144.21 165.56 600.84 0.00 0.00 0.00 0.00 21:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2917.48 2917.48 2777.02 2777.02 0.00 0.00 0.00 0.00 Average: ens3 100.75 88.08 174.65 213.03 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-62498) 10/06/26 _x86_64_ (4 CPU) 20:24:21 LINUX RESTART (4 CPU) 20:30:26 CPU %user %nice %system %iowait %steal %idle 20:40:23 all 62.25 0.00 3.33 0.14 0.03 34.25 20:40:23 0 62.41 0.00 3.55 0.10 0.03 33.91 20:40:23 1 62.09 0.00 3.19 0.09 0.03 34.61 20:40:23 2 62.69 0.00 3.25 0.19 0.03 33.84 20:40:23 3 61.82 0.00 3.32 0.20 0.02 34.65 20:50:16 all 60.51 0.00 4.52 0.13 0.02 34.82 20:50:16 0 58.97 0.00 4.10 0.13 0.02 36.78 20:50:16 1 60.96 0.00 4.72 0.15 0.02 34.14 20:50:16 2 60.75 0.00 4.67 0.11 0.03 34.44 20:50:16 3 61.34 0.00 4.58 0.11 0.03 33.93 21:00:04 all 36.61 0.00 1.90 0.08 0.02 61.39 21:00:04 0 27.61 0.00 1.89 0.05 0.01 70.44 21:00:04 1 42.60 0.00 1.91 0.07 0.02 55.40 21:00:04 2 34.69 0.00 1.76 0.18 0.01 63.35 21:00:04 3 41.59 0.00 2.03 0.03 0.02 56.34 Average: all 53.19 0.00 3.25 0.12 0.02 43.42 Average: 0 49.72 0.00 3.19 0.09 0.02 46.98 Average: 1 55.27 0.00 3.28 0.10 0.02 41.33 Average: 2 52.79 0.00 3.23 0.16 0.02 43.80 Average: 3 54.97 0.00 3.31 0.11 0.02 41.58