---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-62481 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: 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 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 731 9249 4 6008 14914 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:02:76:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.15/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84647sec preferred_lft 84647sec inet6 fe80::f816:3eff:fe02:7627/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:3d:57:fe:e4:fe 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-62481) 10/06/26 _x86_64_ (4 CPU) 15:47:23 LINUX RESTART (4 CPU) 15:50:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:09 31.84 1.36 27.64 2.83 258.87 5519.42 16255.17 16:10:09 30.82 0.05 27.61 3.16 1.65 6136.96 16032.27 Average: 31.33 0.70 27.62 3.00 130.04 5828.72 16143.53 15:50:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:09 8189816 12461644 3491116 21.32 164892 4176876 3691444 21.19 838680 6895008 180756 16:10:09 7444588 12993180 2953284 18.04 195256 5358276 3139424 18.02 1117064 7293536 25244 Average: 7817202 12727412 3222200 19.68 180074 4767576 3415434 19.60 977872 7094272 103000 15:50:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:09 lo 1051.43 1051.43 1002.25 1002.25 0.00 0.00 0.00 0.00 16:00:09 ens3 84.12 65.15 505.50 15.51 0.00 0.00 0.00 0.00 16:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:09 lo 1299.45 1299.45 1239.75 1239.75 0.00 0.00 0.00 0.00 16:10:09 ens3 63.09 49.54 257.49 13.73 0.00 0.00 0.00 0.00 16:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1175.65 1175.65 1121.21 1121.21 0.00 0.00 0.00 0.00 Average: ens3 73.59 57.33 381.28 14.62 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-62481) 10/06/26 _x86_64_ (4 CPU) 15:47:23 LINUX RESTART (4 CPU) 15:50:11 CPU %user %nice %system %iowait %steal %idle 16:00:09 all 64.47 0.00 2.69 0.09 0.04 32.71 16:00:09 0 66.79 0.00 2.73 0.06 0.04 30.38 16:00:09 1 62.07 0.00 2.50 0.08 0.04 35.31 16:00:09 2 64.38 0.00 2.72 0.15 0.04 32.71 16:00:09 3 64.64 0.00 2.81 0.08 0.04 32.43 16:10:09 all 57.16 0.00 2.66 0.13 0.04 40.01 16:10:09 0 55.38 0.00 2.79 0.14 0.04 41.67 16:10:09 1 56.23 0.00 2.45 0.16 0.04 41.12 16:10:09 2 61.48 0.00 2.77 0.07 0.04 35.63 16:10:09 3 55.54 0.00 2.63 0.17 0.04 41.62 Average: all 60.81 0.00 2.67 0.11 0.04 36.36 Average: 0 61.07 0.00 2.76 0.10 0.04 36.03 Average: 1 59.15 0.00 2.48 0.12 0.04 38.22 Average: 2 62.93 0.00 2.74 0.11 0.04 34.18 Average: 3 60.08 0.00 2.72 0.12 0.04 37.03