---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9232 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 67G 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 730 9551 4 5707 14915 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:ea:17:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84629sec preferred_lft 84629sec inet6 fe80::f816:3eff:feea:17aa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:39:cb:5e:f5:07 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-9232) 09/18/26 _x86_64_ (4 CPU) 06:26:30 LINUX RESTART (4 CPU) 06:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:00 28.23 0.53 24.98 2.72 21.20 4099.67 9660.69 06:50:00 27.34 0.07 24.30 2.97 1.73 5713.67 12206.27 Average: 27.79 0.30 24.64 2.84 11.47 4906.67 10933.48 06:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:00 8900656 12949428 3004684 18.35 158816 3963788 3217504 18.47 743020 6291724 179188 06:50:00 7666200 12890788 3057700 18.68 189132 5045724 3524864 20.23 1005000 7191240 25496 Average: 8283428 12920108 3031192 18.51 173974 4504756 3371184 19.35 874010 6741482 102342 06:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:00 lo 1330.97 1330.97 1268.46 1268.46 0.00 0.00 0.00 0.00 06:40:00 ens3 83.97 60.32 355.59 15.23 0.00 0.00 0.00 0.00 06:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:00 lo 925.10 925.10 881.03 881.03 0.00 0.00 0.00 0.00 06:50:00 ens3 62.89 49.04 236.20 13.38 0.00 0.00 0.00 0.00 06:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1128.04 1128.04 1074.75 1074.75 0.00 0.00 0.00 0.00 Average: ens3 73.43 54.68 295.90 14.31 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-9232) 09/18/26 _x86_64_ (4 CPU) 06:26:30 LINUX RESTART (4 CPU) 06:30:00 CPU %user %nice %system %iowait %steal %idle 06:40:00 all 64.00 0.00 2.54 0.65 0.06 32.75 06:40:00 0 63.32 0.00 2.66 0.37 0.06 33.59 06:40:00 1 64.42 0.00 2.80 0.47 0.06 32.25 06:40:00 2 65.35 0.00 2.48 0.84 0.06 31.26 06:40:00 3 62.90 0.00 2.22 0.93 0.05 33.90 06:50:00 all 57.72 0.00 2.39 0.36 0.05 39.49 06:50:00 0 56.71 0.00 2.10 0.43 0.05 40.71 06:50:00 1 58.67 0.00 2.72 0.29 0.05 38.27 06:50:00 2 58.19 0.00 2.31 0.16 0.06 39.28 06:50:00 3 57.29 0.00 2.41 0.55 0.05 39.70 Average: all 60.86 0.00 2.46 0.51 0.05 36.12 Average: 0 60.01 0.00 2.38 0.40 0.05 37.15 Average: 1 61.54 0.00 2.76 0.38 0.05 35.26 Average: 2 61.78 0.00 2.39 0.50 0.06 35.27 Average: 3 60.09 0.00 2.31 0.74 0.05 36.80