---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1009 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 23G 132G 15% / 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 811 14130 4 17149 30812 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:4e:d0:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.95/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85182sec preferred_lft 85182sec inet6 fe80::f816:3eff:fe4e:d0f4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:cd:20:69:d6:98 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 inet6 fe80::f0cd:20ff:fe69:d698/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1009) 07/22/26 _x86_64_ (8 CPU) 18:34:23 LINUX RESTART (8 CPU) 18:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:27 258.03 1.58 249.86 6.59 19.04 49503.93 247853.62 Average: 258.03 1.58 249.86 6.59 19.04 49503.93 247853.62 18:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:27 14101764 30986700 1236156 3.76 469608 15776256 1895156 5.59 6779876 10544276 542524 Average: 14101764 30986700 1236156 3.76 469608 15776256 1895156 5.59 6779876 10544276 542524 18:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:27 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 18:50:27 ens3 135.73 95.21 1826.72 2070.31 0.00 0.00 0.00 0.00 18:50:27 docker0 27.10 42.26 2.13 856.63 0.00 0.00 0.00 0.00 18:50:27 veth757c629 20.11 29.28 1.50 655.01 0.00 0.00 0.00 0.05 Average: lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 135.73 95.21 1826.72 2070.31 0.00 0.00 0.00 0.00 Average: docker0 27.10 42.26 2.13 856.63 0.00 0.00 0.00 0.00 Average: veth757c629 20.11 29.28 1.50 655.01 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1009) 07/22/26 _x86_64_ (8 CPU) 18:34:23 LINUX RESTART (8 CPU) 18:40:12 CPU %user %nice %system %iowait %steal %idle 18:50:27 all 14.01 0.00 4.34 0.59 0.06 81.00 18:50:27 0 13.10 0.00 4.33 0.41 0.06 82.10 18:50:27 1 14.55 0.00 4.32 1.12 0.07 79.95 18:50:27 2 15.89 0.00 4.76 0.59 0.07 78.69 18:50:27 3 11.57 0.00 4.39 0.92 0.06 83.07 18:50:27 4 14.32 0.00 4.19 0.49 0.07 80.93 18:50:27 5 12.39 0.00 4.29 0.38 0.06 82.88 18:50:27 6 14.22 0.00 4.10 0.53 0.06 81.09 18:50:27 7 16.07 0.00 4.35 0.26 0.06 79.27 Average: all 14.01 0.00 4.34 0.59 0.06 81.00 Average: 0 13.10 0.00 4.33 0.41 0.06 82.10 Average: 1 14.55 0.00 4.32 1.12 0.07 79.95 Average: 2 15.89 0.00 4.76 0.59 0.07 78.69 Average: 3 11.57 0.00 4.39 0.92 0.06 83.07 Average: 4 14.32 0.00 4.19 0.49 0.07 80.93 Average: 5 12.39 0.00 4.29 0.38 0.06 82.88 Average: 6 14.22 0.00 4.10 0.53 0.06 81.09 Average: 7 16.07 0.00 4.35 0.26 0.06 79.27