---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-67 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 11G 68G 13% / 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 692 10860 4 4436 14953 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:2c:8a:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84403sec preferred_lft 84403sec inet6 fe80::f816:3eff:fe2c:8a34/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:ae:24:ab:7e:5c 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-67) 09/04/26 _x86_64_ (4 CPU) 21:55:29 LINUX RESTART (4 CPU) 22:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:08 33.66 2.57 26.04 5.05 144.58 3618.85 3970.95 22:20:11 40.70 0.19 32.74 7.77 10.69 3963.46 5811.32 Average: 37.17 1.38 29.38 6.40 77.90 3790.46 4887.43 22:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:08 10584696 13923140 2035908 12.43 150960 3312192 2247748 12.90 544884 4833992 42076 22:20:11 11196392 15376764 576848 3.52 202156 4032096 1151652 6.61 780392 3913364 1064 Average: 10890544 14649952 1306378 7.98 176558 3672144 1699700 9.76 662638 4373678 21570 22:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:08 lo 2714.86 2714.86 2589.02 2589.02 0.00 0.00 0.00 0.00 22:10:08 ens3 143.39 113.22 821.37 26.37 0.00 0.00 0.00 0.00 22:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:11 lo 3493.61 3493.61 3327.19 3327.19 0.00 0.00 0.00 0.00 22:20:11 ens3 72.13 61.72 134.02 44.14 0.00 0.00 0.00 0.00 22:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3102.67 3102.67 2956.62 2956.62 0.00 0.00 0.00 0.00 Average: ens3 107.90 87.58 479.08 35.22 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-67) 09/04/26 _x86_64_ (4 CPU) 21:55:29 LINUX RESTART (4 CPU) 22:00:01 CPU %user %nice %system %iowait %steal %idle 22:10:08 all 42.53 0.00 2.84 0.15 0.02 54.46 22:10:08 0 42.53 0.00 2.90 0.08 0.02 54.47 22:10:08 1 43.01 0.00 3.09 0.09 0.02 53.78 22:10:08 2 42.68 0.00 2.80 0.21 0.02 54.29 22:10:08 3 41.91 0.00 2.59 0.21 0.02 55.28 22:20:11 all 46.87 0.00 3.24 0.15 0.02 49.72 22:20:11 0 45.73 0.00 3.11 0.09 0.02 51.04 22:20:11 1 46.61 0.00 3.53 0.12 0.02 49.71 22:20:11 2 45.23 0.00 3.09 0.32 0.02 51.35 22:20:11 3 49.90 0.00 3.24 0.07 0.02 46.76 Average: all 44.69 0.00 3.04 0.15 0.02 52.09 Average: 0 44.13 0.00 3.01 0.09 0.02 52.76 Average: 1 44.80 0.00 3.31 0.11 0.02 51.76 Average: 2 43.95 0.00 2.94 0.26 0.02 52.82 Average: 3 45.89 0.00 2.91 0.14 0.02 51.04