---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4936 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 nrip_save 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 698 27990 4 3403 30931 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:bb:ee:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.210/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84718sec preferred_lft 84718sec inet6 fe80::f816:3eff:febb:ee58/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:a9:76:7d:d8:a7 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-4936) 07/03/26 _x86_64_ (8 CPU) 18:35:47 LINUX RESTART (8 CPU) 18:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:08 1.49 0.04 1.45 0.01 1.45 18.67 221.83 19:00:08 37.77 13.65 23.57 0.55 230.63 839.19 530.57 Average: 19.63 6.84 12.51 0.28 116.04 428.93 376.20 18:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:08 30130488 31790040 598308 1.82 59188 1939288 1519884 4.48 189272 2260708 64 19:00:08 29478168 31549516 806400 2.45 92428 2290344 1594172 4.70 285220 2763064 187748 Average: 29804328 31669778 702354 2.14 75808 2114816 1557028 4.59 237246 2511886 93906 18:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:08 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 18:50:08 ens3 0.39 0.25 0.16 0.27 0.00 0.00 0.00 0.00 18:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:08 lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 19:00:08 ens3 21.90 14.22 122.21 4.28 0.00 0.00 0.00 0.00 19:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 11.15 7.24 61.18 2.28 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-4936) 07/03/26 _x86_64_ (8 CPU) 18:35:47 LINUX RESTART (8 CPU) 18:40:08 CPU %user %nice %system %iowait %steal %idle 18:50:08 all 0.05 0.00 0.01 0.01 0.01 99.92 18:50:08 0 0.01 0.00 0.01 0.00 0.01 99.98 18:50:08 1 0.02 0.00 0.02 0.01 0.01 99.95 18:50:08 2 0.04 0.00 0.03 0.00 0.02 99.90 18:50:08 3 0.02 0.00 0.01 0.00 0.00 99.97 18:50:08 4 0.02 0.00 0.01 0.06 0.01 99.90 18:50:08 5 0.01 0.00 0.01 0.00 0.00 99.98 18:50:08 6 0.03 0.00 0.02 0.01 0.01 99.93 18:50:08 7 0.26 0.00 0.01 0.00 0.01 99.71 19:00:08 all 0.88 0.05 0.12 0.59 0.01 98.35 19:00:08 0 0.48 0.24 0.09 0.48 0.01 98.71 19:00:08 1 0.60 0.00 0.07 0.04 0.02 99.27 19:00:08 2 0.65 0.02 0.08 0.10 0.01 99.15 19:00:08 3 1.70 0.00 0.13 0.27 0.01 97.90 19:00:08 4 0.23 0.00 0.09 2.90 0.01 96.76 19:00:08 5 0.31 0.00 0.03 0.02 0.00 99.64 19:00:08 6 2.34 0.17 0.37 0.77 0.01 96.35 19:00:08 7 0.70 0.00 0.10 0.13 0.02 99.05 Average: all 0.46 0.03 0.07 0.30 0.01 99.13 Average: 0 0.25 0.12 0.05 0.24 0.01 99.34 Average: 1 0.31 0.00 0.04 0.02 0.01 99.61 Average: 2 0.35 0.01 0.05 0.05 0.01 99.52 Average: 3 0.86 0.00 0.07 0.13 0.01 98.93 Average: 4 0.13 0.00 0.05 1.48 0.01 98.33 Average: 5 0.16 0.00 0.02 0.01 0.00 99.81 Average: 6 1.19 0.08 0.19 0.39 0.01 98.14 Average: 7 0.48 0.00 0.06 0.07 0.01 99.38