---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3138 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: 5600.00 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 133G 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 860 14537 4 16694 30764 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:32:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.15/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85259sec preferred_lft 85259sec inet6 fe80::f816:3eff:febb:3251/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:6d:5e:e3:50:b4 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::5c6d:5eff:fee3:50b4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3138) 06/27/26 _x86_64_ (8 CPU) 19:15:03 LINUX RESTART (8 CPU) 19:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:30:04 214.45 0.61 204.65 9.20 38.14 38998.15 44818.05 Average: 214.45 0.61 204.65 9.20 38.14 38998.15 44818.05 19:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:30:04 14075168 29660128 2565044 7.81 459856 14474328 2609700 7.70 4710532 12602532 1578788 Average: 14075168 29660128 2565044 7.81 459856 14474328 2609700 7.70 4710532 12602532 1578788 19:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:30:04 lo 1.41 1.41 0.13 0.13 0.00 0.00 0.00 0.00 19:30:04 ens3 162.48 124.97 1989.25 1154.14 0.00 0.00 0.00 0.00 19:30:04 docker0 9.05 12.78 0.77 198.57 0.00 0.00 0.00 0.00 Average: lo 1.41 1.41 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 162.48 124.97 1989.25 1154.14 0.00 0.00 0.00 0.00 Average: docker0 9.05 12.78 0.77 198.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3138) 06/27/26 _x86_64_ (8 CPU) 19:15:03 LINUX RESTART (8 CPU) 19:20:04 CPU %user %nice %system %iowait %steal %idle 19:30:04 all 14.49 0.00 2.77 0.98 0.07 81.69 19:30:04 0 16.22 0.00 3.02 0.77 0.07 79.92 19:30:04 1 17.86 0.00 3.32 1.57 0.07 77.17 19:30:04 2 14.64 0.00 2.92 1.11 0.07 81.27 19:30:04 3 11.40 0.00 2.28 1.38 0.05 84.89 19:30:04 4 15.09 0.00 2.96 1.45 0.06 80.45 19:30:04 5 18.36 0.00 2.08 0.59 0.07 78.90 19:30:04 6 8.59 0.00 2.35 0.35 0.06 88.64 19:30:04 7 13.79 0.00 3.24 0.61 0.07 82.28 Average: all 14.49 0.00 2.77 0.98 0.07 81.69 Average: 0 16.22 0.00 3.02 0.77 0.07 79.92 Average: 1 17.86 0.00 3.32 1.57 0.07 77.17 Average: 2 14.64 0.00 2.92 1.11 0.07 81.27 Average: 3 11.40 0.00 2.28 1.38 0.05 84.89 Average: 4 15.09 0.00 2.96 1.45 0.06 80.45 Average: 5 18.36 0.00 2.08 0.59 0.07 78.90 Average: 6 8.59 0.00 2.35 0.35 0.06 88.64 Average: 7 13.79 0.00 3.24 0.61 0.07 82.28