---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-42028 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 12G 144G 8% / 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 906 24773 4 6412 30717 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:c8:bb:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.74/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84306sec preferred_lft 84306sec inet6 fe80::f816:3eff:fec8:bbbb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:0b:c4:4c:83:27 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-42028) 08/28/26 _x86_64_ (8 CPU) 10:41:57 LINUX RESTART (8 CPU) 10:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:06 28.40 0.13 24.52 3.75 5.81 2265.01 5386.92 11:10:06 32.59 0.01 28.60 3.98 0.61 3350.19 12052.11 Average: 30.49 0.07 26.55 3.86 3.22 2805.56 8706.98 10:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:06 25358132 29244072 3061776 9.32 176928 3914924 3143948 9.27 774168 6264728 51948 11:10:06 24875236 29375772 2925152 8.90 214448 4440084 2920252 8.61 924336 6530800 13684 Average: 25116684 29309922 2993464 9.11 195688 4177504 3032100 8.94 849252 6397764 32816 10:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:06 lo 1715.16 1715.16 1633.05 1633.05 0.00 0.00 0.00 0.00 11:00:06 ens3 21.63 18.04 9.77 6.46 0.00 0.00 0.00 0.00 11:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:06 lo 1904.59 1904.59 1814.42 1814.42 0.00 0.00 0.00 0.00 11:10:06 ens3 23.95 19.93 9.58 7.18 0.00 0.00 0.00 0.00 11:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1809.52 1809.52 1723.39 1723.39 0.00 0.00 0.00 0.00 Average: ens3 22.79 18.98 9.68 6.82 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-42028) 08/28/26 _x86_64_ (8 CPU) 10:41:57 LINUX RESTART (8 CPU) 10:50:01 CPU %user %nice %system %iowait %steal %idle 11:00:06 all 34.92 0.00 1.70 0.07 0.02 63.30 11:00:06 0 37.92 0.00 1.80 0.03 0.02 60.23 11:00:06 1 32.29 0.00 1.89 0.09 0.01 65.72 11:00:06 2 36.82 0.00 1.83 0.04 0.02 61.29 11:00:06 3 35.48 0.00 1.80 0.13 0.01 62.58 11:00:06 4 35.55 0.00 1.72 0.07 0.01 62.65 11:00:06 5 32.96 0.00 1.44 0.09 0.01 65.49 11:00:06 6 37.27 0.00 1.46 0.07 0.02 61.18 11:00:06 7 31.04 0.00 1.63 0.05 0.01 67.27 11:10:06 all 37.01 0.00 1.95 0.08 0.02 60.94 11:10:06 0 34.90 0.00 1.74 0.04 0.01 63.32 11:10:06 1 37.83 0.00 2.13 0.03 0.02 59.99 11:10:06 2 37.46 0.00 2.04 0.06 0.02 60.43 11:10:06 3 36.23 0.00 1.84 0.12 0.02 61.79 11:10:06 4 36.84 0.00 2.08 0.20 0.02 60.86 11:10:06 5 41.59 0.00 1.80 0.04 0.02 56.54 11:10:06 6 37.07 0.00 2.34 0.07 0.02 60.51 11:10:06 7 34.21 0.00 1.63 0.06 0.02 64.08 Average: all 35.96 0.00 1.82 0.07 0.02 62.13 Average: 0 36.41 0.00 1.77 0.03 0.02 61.77 Average: 1 35.05 0.00 2.01 0.06 0.01 62.87 Average: 2 37.14 0.00 1.93 0.05 0.02 60.86 Average: 3 35.85 0.00 1.82 0.12 0.02 62.19 Average: 4 36.20 0.00 1.90 0.13 0.02 61.76 Average: 5 37.26 0.00 1.62 0.07 0.02 61.03 Average: 6 37.17 0.00 1.90 0.07 0.02 60.85 Average: 7 32.62 0.00 1.63 0.05 0.01 65.68