---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-54077 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 758 5215 4 2256 7182 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:d0:10:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78980sec preferred_lft 78980sec inet6 fe80::f816:3eff:fed0:105e/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-54077) 03/30/26 _x86_64_ (2 CPU) 00:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:09 1.40 0.01 1.37 0.01 0.81 16.99 436.13 00:20:18 1.41 0.11 1.28 0.02 3.43 17.04 420.93 00:30:18 2.17 0.31 1.84 0.02 39.01 75.69 435.86 00:40:18 22.99 3.03 17.76 2.20 227.79 3004.11 495.43 00:50:09 1.73 0.01 1.68 0.04 0.79 129.33 2.32 01:00:18 1.59 0.00 1.56 0.03 0.00 26.18 1.93 01:10:18 1.47 0.00 1.45 0.02 0.00 133.08 397.34 01:20:18 3.65 0.00 1.37 2.28 0.00 33.37 1812.14 01:30:09 1.57 0.00 1.54 0.03 0.00 24.91 1.14 Average: 4.22 0.39 3.32 0.52 30.21 384.33 445.53 00:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:09 6273216 7520708 299544 3.68 30968 1422424 528916 5.76 447748 1184496 208 00:20:18 6279092 7527152 293040 3.60 31276 1422596 528196 5.75 447928 1184760 232 00:30:18 6235848 7512716 306700 3.77 31652 1450620 734072 8.00 465672 1201964 180 00:40:18 5341296 7448056 323148 3.97 84896 2186108 768684 8.37 557104 1945140 25740 00:50:09 5232896 7342692 428536 5.27 85020 2189096 868180 9.46 622356 1948256 652 01:00:18 5244148 7355952 415160 5.10 85196 2190964 870468 9.48 624688 1950264 132 01:10:18 5151508 7298320 472828 5.81 85364 2225736 907104 9.88 660256 1985240 196 01:20:18 5057988 7210708 560340 6.89 85536 2231404 928304 10.11 682196 1990944 580 01:30:09 5167868 7322440 448432 5.51 85656 2233088 894852 9.75 648564 1992756 224 Average: 5553762 7393194 394192 4.85 67285 1950226 780975 8.51 572946 1709313 3127 00:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:09 ens3 0.26 0.07 0.08 0.04 0.00 0.00 0.00 0.00 00:20:18 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:18 ens3 0.34 0.09 0.11 0.05 0.00 0.00 0.00 0.00 00:30:18 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 00:30:18 ens3 1.08 0.59 3.17 0.68 0.00 0.00 0.00 0.00 00:40:18 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:18 ens3 62.72 40.19 297.64 10.93 0.00 0.00 0.00 0.00 00:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:09 ens3 21.43 16.72 228.09 2.13 0.00 0.00 0.00 0.00 01:00:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:18 ens3 7.74 7.15 60.29 0.82 0.00 0.00 0.00 0.00 01:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:18 ens3 10.52 9.65 156.49 1.03 0.00 0.00 0.00 0.00 01:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:18 ens3 14.18 13.51 141.89 1.78 0.00 0.00 0.00 0.00 01:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:09 ens3 9.84 9.63 141.98 0.93 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 14.19 10.81 113.88 2.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-54077) 03/30/26 _x86_64_ (2 CPU) 00:00:09 CPU %user %nice %system %iowait %steal %idle 00:10:09 all 0.27 0.00 0.10 0.01 0.03 99.59 00:10:09 0 0.08 0.00 0.12 0.02 0.03 99.76 00:10:09 1 0.45 0.00 0.09 0.01 0.03 99.42 00:20:18 all 0.46 0.00 0.20 0.02 0.03 99.30 00:20:18 0 0.51 0.00 0.18 0.01 0.02 99.27 00:20:18 1 0.41 0.00 0.22 0.02 0.03 99.32 00:30:18 all 0.40 0.00 0.19 0.02 0.02 99.37 00:30:18 0 0.22 0.00 0.20 0.01 0.02 99.54 00:30:18 1 0.57 0.00 0.18 0.04 0.02 99.20 00:40:18 all 10.57 0.00 1.58 0.51 0.04 87.29 00:40:18 0 8.35 0.00 1.49 0.48 0.04 89.64 00:40:18 1 12.79 0.00 1.68 0.54 0.04 84.95 00:50:09 all 1.28 0.00 0.27 0.01 0.05 98.38 00:50:09 0 1.54 0.00 0.26 0.02 0.04 98.14 00:50:09 1 1.02 0.00 0.29 0.01 0.06 98.62 01:00:18 all 2.15 0.00 0.38 0.01 0.05 97.41 01:00:18 0 1.19 0.00 0.36 0.01 0.06 98.38 01:00:18 1 3.12 0.00 0.41 0.00 0.04 96.43 01:10:18 all 5.39 0.00 0.66 0.01 0.06 93.87 01:10:18 0 2.10 0.00 0.26 0.02 0.05 97.57 01:10:18 1 8.83 0.00 1.08 0.01 0.08 90.00 01:20:18 all 1.99 0.00 0.31 0.01 0.05 97.65 01:20:18 0 2.47 0.00 0.30 0.01 0.05 97.17 01:20:18 1 1.50 0.00 0.31 0.01 0.06 98.12 01:30:09 all 0.88 0.00 0.31 0.01 0.05 98.75 01:30:09 0 0.62 0.00 0.19 0.01 0.03 99.15 01:30:09 1 1.15 0.00 0.44 0.01 0.07 98.34 Average: all 2.59 0.00 0.44 0.07 0.04 96.85 Average: 0 1.90 0.00 0.37 0.06 0.04 97.63 Average: 1 3.29 0.00 0.52 0.07 0.05 96.08