---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-15401 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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): 2 On-line CPU(s) list: 0,1 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): 2 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: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: 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: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl 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 Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 7.9G 30G 21% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 766 5237 4 2235 7175 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:cb:89:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80873sec preferred_lft 80873sec inet6 fe80::f816:3eff:fecb:89d4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15401) 05/15/26 _x86_64_ (2 CPU) 04:38:43 LINUX RESTART (2 CPU) 04:40:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:24 1.29 0.03 1.26 0.00 1.24 15.36 0.12 05:00:23 1.41 0.01 1.38 0.02 0.05 17.06 655.26 05:10:24 13.72 0.00 1.18 12.54 0.15 14.56 109073.36 05:20:24 1.22 0.00 1.20 0.02 0.01 14.44 0.97 05:30:13 1.45 0.00 1.42 0.03 0.00 17.56 444.84 05:40:22 16.24 13.98 2.18 0.08 195.94 132.02 7.47 05:50:23 22.92 2.61 18.11 2.20 211.54 3125.67 648.46 06:00:24 1.39 0.00 1.37 0.02 0.00 17.50 0.72 06:10:13 5.64 0.08 4.24 1.32 6.23 234.09 2422.68 Average: 7.28 1.88 3.60 1.80 46.57 399.62 12614.81 04:40:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:24 6298736 7537248 283708 3.49 30000 1414912 522644 5.69 445576 1178544 164 05:00:23 6301084 7540164 280832 3.45 30208 1415244 522732 5.69 446516 1179092 152 05:10:24 6308788 7548468 272528 3.35 30424 1415616 522740 5.69 446596 1179652 168 05:20:24 6306092 7546284 274704 3.38 30612 1415936 522948 5.70 446864 1180160 12 05:30:13 6300128 7540884 280096 3.44 30824 1416272 523004 5.70 446932 1180708 184 05:40:22 6171496 7510360 300724 3.70 35304 1501160 539428 5.88 481300 1258780 132 05:50:23 5240920 7407764 355228 4.37 88276 2234820 627432 6.83 583684 2001276 176 06:00:24 5227416 7394904 368000 4.53 88396 2235328 627432 6.83 583868 2001776 176 06:10:13 5420560 7402064 370588 4.56 91128 2055296 615384 6.70 598516 1822856 12096 Average: 5952802 7492016 309601 3.81 50575 1678287 558194 6.08 497761 1442538 1473 04:40:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:24 ens3 1.76 0.07 0.22 0.04 0.00 0.00 0.00 0.00 05:00:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:23 ens3 0.68 0.16 0.18 0.10 0.00 0.00 0.00 0.00 05:10:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:24 ens3 1.19 0.03 9.99 0.01 0.00 0.00 0.00 0.00 05:20:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:24 ens3 0.85 0.19 1.13 0.49 0.00 0.00 0.00 0.00 05:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:13 ens3 0.28 0.06 0.08 0.04 0.00 0.00 0.00 0.00 05:40:22 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:40:22 ens3 9.56 4.96 22.75 2.71 0.00 0.00 0.00 0.00 05:50:23 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 05:50:23 ens3 55.05 37.96 282.67 8.44 0.00 0.00 0.00 0.00 06:00:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:24 ens3 1.32 0.25 0.21 0.07 0.00 0.00 0.00 0.00 06:10:13 lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 06:10:13 ens3 7.52 5.48 9.43 2.96 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.71 5.48 36.42 1.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15401) 05/15/26 _x86_64_ (2 CPU) 04:38:43 LINUX RESTART (2 CPU) 04:40:24 CPU %user %nice %system %iowait %steal %idle 04:50:24 all 0.30 0.00 0.09 0.14 0.03 99.45 04:50:24 0 0.37 0.00 0.07 0.22 0.02 99.32 04:50:24 1 0.23 0.00 0.11 0.05 0.04 99.58 05:00:23 all 0.29 0.00 0.17 0.04 0.03 99.47 05:00:23 0 0.45 0.00 0.16 0.02 0.02 99.35 05:00:23 1 0.14 0.00 0.18 0.05 0.03 99.60 05:10:24 all 0.24 0.00 0.08 0.06 0.03 99.60 05:10:24 0 0.34 0.00 0.05 0.02 0.02 99.56 05:10:24 1 0.14 0.00 0.11 0.09 0.03 99.63 05:20:24 all 0.25 0.00 0.07 0.07 0.02 99.59 05:20:24 0 0.18 0.00 0.07 0.13 0.03 99.59 05:20:24 1 0.32 0.00 0.07 0.01 0.02 99.58 05:30:13 all 0.25 0.00 0.15 0.24 0.02 99.34 05:30:13 0 0.15 0.00 0.16 0.30 0.02 99.37 05:30:13 1 0.35 0.00 0.15 0.17 0.02 99.31 05:40:22 all 0.60 0.18 0.19 0.24 0.02 98.77 05:40:22 0 0.73 0.00 0.15 0.10 0.02 99.00 05:40:22 1 0.48 0.35 0.23 0.37 0.02 98.55 05:50:23 all 10.67 0.00 1.67 1.13 0.07 86.47 05:50:23 0 8.43 0.00 1.61 1.28 0.05 88.63 05:50:23 1 12.92 0.00 1.73 0.97 0.08 84.29 06:00:24 all 0.47 0.00 0.23 0.43 0.04 98.83 06:00:24 0 0.44 0.00 0.24 0.27 0.04 99.01 06:00:24 1 0.49 0.00 0.21 0.59 0.04 98.66 06:10:13 all 3.86 0.00 0.51 3.66 0.05 91.93 06:10:13 0 3.93 0.00 0.55 2.50 0.05 92.96 06:10:13 1 3.78 0.00 0.48 4.81 0.04 90.89 Average: all 1.88 0.02 0.35 0.66 0.03 97.06 Average: 0 1.66 0.00 0.34 0.54 0.03 97.43 Average: 1 2.09 0.04 0.36 0.78 0.04 96.69