---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-462 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 8.0G 30G 22% / 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 769 5100 4 2366 7172 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:49:8c:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81994sec preferred_lft 81994sec inet6 fe80::f816:3eff:fe49:8ca8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-462) 07/30/26 _x86_64_ (2 CPU) 00:39:00 LINUX RESTART (2 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:06 1.23 0.02 1.20 0.00 1.23 14.79 0.12 01:00:01 1.37 0.01 1.34 0.02 0.05 16.66 440.32 01:10:46 1.19 0.00 1.17 0.02 0.00 14.53 1.34 01:20:46 13.87 0.00 1.32 12.55 0.16 15.91 109174.72 01:30:01 1.43 0.00 1.40 0.03 0.00 17.76 708.99 01:40:01 13.21 1.76 10.50 0.95 143.65 1647.37 221.51 01:50:36 13.49 1.29 10.86 1.35 108.15 1945.71 275.81 Average: 6.60 0.45 4.03 2.12 36.79 536.58 15691.71 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:06 6284644 7531196 289148 3.56 30552 1421900 527196 5.74 451260 1183268 200 01:00:01 6282416 7529488 290848 3.58 30748 1422204 527260 5.74 451224 1183768 240 01:10:46 6281156 7528800 291528 3.58 30956 1422560 527428 5.74 451496 1184332 124 01:20:46 6278820 7527052 293252 3.61 31164 1422928 555868 6.05 456576 1184880 128 01:30:01 6276056 7524792 295512 3.63 31372 1423224 555936 6.06 458976 1185384 236 01:40:01 5452936 7388940 390944 4.81 71808 2035488 637540 6.94 583516 1812512 231060 01:50:36 5178524 7432660 330496 4.06 87620 2325888 580604 6.32 563040 2089488 4640 Average: 6004936 7494704 311675 3.83 44889 1639170 558833 6.09 488013 1403376 33804 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:06 ens3 2.46 0.09 0.41 0.06 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.38 0.03 0.04 0.01 0.00 0.00 0.00 0.00 01:10:46 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:46 ens3 0.37 0.05 0.09 0.04 0.00 0.00 0.00 0.00 01:20:46 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:46 ens3 0.58 0.26 0.15 0.54 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.43 0.11 0.15 0.09 0.00 0.00 0.00 0.00 01:40:01 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 01:40:01 ens3 36.62 23.22 280.28 5.67 0.00 0.00 0.00 0.00 01:50:36 lo 1.16 1.16 0.07 0.07 0.00 0.00 0.00 0.00 01:50:36 ens3 44.89 38.24 66.84 9.44 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 12.52 9.10 49.88 2.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-462) 07/30/26 _x86_64_ (2 CPU) 00:39:00 LINUX RESTART (2 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:06 all 0.31 0.00 0.08 0.01 0.05 99.56 00:50:06 0 0.20 0.00 0.08 0.01 0.05 99.66 00:50:06 1 0.41 0.00 0.08 0.01 0.05 99.45 01:00:01 all 0.28 0.00 0.15 0.02 0.04 99.51 01:00:01 0 0.36 0.00 0.16 0.00 0.04 99.44 01:00:01 1 0.21 0.00 0.15 0.03 0.04 99.58 01:10:46 all 0.26 0.00 0.07 0.01 0.04 99.61 01:10:46 0 0.48 0.00 0.04 0.01 0.03 99.45 01:10:46 1 0.05 0.00 0.10 0.02 0.06 99.77 01:20:46 all 0.29 0.00 0.08 0.04 0.04 99.55 01:20:46 0 0.36 0.00 0.08 0.06 0.04 99.47 01:20:46 1 0.23 0.00 0.08 0.02 0.05 99.63 01:30:01 all 0.23 0.00 0.16 0.01 0.04 99.57 01:30:01 0 0.29 0.00 0.14 0.02 0.04 99.51 01:30:01 1 0.16 0.00 0.17 0.01 0.04 99.63 01:40:01 all 6.43 0.00 0.93 0.49 0.06 92.09 01:40:01 0 6.33 0.00 1.01 0.52 0.07 92.08 01:40:01 1 6.53 0.00 0.85 0.46 0.05 92.11 01:50:36 all 11.93 0.00 1.12 0.29 0.10 86.56 01:50:36 0 14.12 0.00 1.15 0.35 0.10 84.29 01:50:36 1 9.75 0.00 1.09 0.23 0.09 88.83 Average: all 2.89 0.00 0.37 0.13 0.05 96.56 Average: 0 3.25 0.00 0.38 0.14 0.05 96.18 Average: 1 2.53 0.00 0.37 0.11 0.05 96.93