---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2834 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 693 26425 4 4972 30929 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:1a:b8:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.253/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83535sec preferred_lft 83535sec inet6 fe80::f816:3eff:fe1a:b865/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:70:bd:50:64:ef 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-8c-8g-2834) 09/07/26 _x86_64_ (8 CPU) 07:35:30 LINUX RESTART (8 CPU) 07:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:01 4.19 0.07 3.83 0.29 3.05 276.41 463.21 08:00:01 1.53 0.01 1.52 0.01 0.04 17.72 0.23 08:10:01 1.47 0.00 1.46 0.01 0.00 16.98 0.07 08:20:01 58.01 3.64 38.71 15.66 223.98 10521.06 513757.03 Average: 16.32 0.93 11.40 4.00 56.84 2711.36 128717.29 07:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:01 30161404 31894276 488756 1.49 62728 2008116 1541120 4.54 204204 2197664 8 08:00:01 30158696 31892208 490556 1.49 63364 2008100 1541248 4.54 204848 2200608 8 08:10:01 30155060 31889216 493628 1.50 63948 2008108 1541364 4.55 205452 2205200 8 08:20:01 24521956 29244656 3059560 9.31 207556 4671888 3364676 9.92 756008 7029688 46472 Average: 28749279 31230089 1133125 3.45 99399 2674053 1997102 5.89 342628 3408290 11624 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:01 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 07:50:01 ens3 6.14 3.02 86.75 0.38 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 ens3 0.56 0.23 0.20 0.13 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 ens3 0.76 0.29 0.25 0.17 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 08:20:01 ens3 177.17 143.67 1031.36 35.43 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.24 0.24 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 46.21 36.85 279.97 9.04 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-8c-8g-2834) 09/07/26 _x86_64_ (8 CPU) 07:35:30 LINUX RESTART (8 CPU) 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:50:01 all 0.13 0.00 0.04 0.04 0.00 99.79 07:50:01 0 0.07 0.00 0.03 0.01 0.00 99.89 07:50:01 1 0.49 0.00 0.05 0.01 0.00 99.45 07:50:01 2 0.08 0.00 0.08 0.25 0.00 99.59 07:50:01 3 0.03 0.00 0.02 0.01 0.00 99.94 07:50:01 4 0.09 0.00 0.03 0.00 0.00 99.87 07:50:01 5 0.19 0.00 0.04 0.01 0.00 99.75 07:50:01 6 0.05 0.00 0.04 0.01 0.00 99.90 07:50:01 7 0.04 0.00 0.02 0.01 0.00 99.93 08:00:01 all 0.02 0.00 0.01 0.01 0.00 99.96 08:00:01 0 0.01 0.00 0.01 0.00 0.00 99.97 08:00:01 1 0.02 0.00 0.01 0.00 0.00 99.96 08:00:01 2 0.06 0.00 0.02 0.04 0.00 99.87 08:00:01 3 0.01 0.00 0.01 0.00 0.00 99.97 08:00:01 4 0.02 0.00 0.03 0.00 0.01 99.94 08:00:01 5 0.01 0.00 0.01 0.00 0.00 99.98 08:00:01 6 0.00 0.00 0.00 0.00 0.00 100.00 08:00:01 7 0.01 0.00 0.01 0.01 0.01 99.97 08:10:01 all 0.13 0.00 0.01 0.01 0.00 99.84 08:10:01 0 0.01 0.00 0.01 0.00 0.00 99.98 08:10:01 1 0.60 0.00 0.04 0.00 0.00 99.36 08:10:01 2 0.41 0.00 0.02 0.06 0.00 99.51 08:10:01 3 0.02 0.00 0.02 0.01 0.00 99.95 08:10:01 4 0.01 0.00 0.01 0.00 0.00 99.99 08:10:01 5 0.01 0.00 0.01 0.00 0.00 99.98 08:10:01 6 0.00 0.00 0.00 0.00 0.00 99.99 08:10:01 7 0.01 0.00 0.01 0.00 0.00 99.98 08:20:01 all 22.02 0.00 1.09 0.27 0.03 76.58 08:20:01 0 20.07 0.00 0.85 0.16 0.02 78.89 08:20:01 1 22.38 0.00 1.39 0.66 0.03 75.56 08:20:01 2 20.63 0.00 1.01 0.33 0.02 78.01 08:20:01 3 18.79 0.00 1.00 0.52 0.02 79.67 08:20:01 4 25.88 0.00 1.16 0.17 0.03 72.76 08:20:01 5 26.86 0.00 1.63 0.09 0.03 71.39 08:20:01 6 19.50 0.00 0.90 0.18 0.03 79.39 08:20:01 7 22.08 0.00 0.81 0.10 0.03 76.99 Average: all 5.58 0.00 0.29 0.08 0.01 94.04 Average: 0 5.05 0.00 0.23 0.04 0.01 94.68 Average: 1 5.88 0.00 0.37 0.17 0.01 93.57 Average: 2 5.30 0.00 0.28 0.17 0.01 94.24 Average: 3 4.71 0.00 0.26 0.13 0.01 94.88 Average: 4 6.50 0.00 0.31 0.04 0.01 93.15 Average: 5 6.76 0.00 0.42 0.03 0.01 92.78 Average: 6 4.88 0.00 0.24 0.05 0.01 94.83 Average: 7 5.54 0.00 0.21 0.03 0.01 94.21