---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-9488 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 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 779 5173 4 2278 7161 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:a7:e5:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79195sec preferred_lft 79195sec inet6 fe80::f816:3eff:fea7:e56e/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-9488) 04/29/26 _x86_64_ (2 CPU) 00:40:29 LINUX RESTART (2 CPU) 00:50:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:18 1.60 0.01 1.57 0.02 0.05 18.54 653.37 01:10:19 1.90 0.25 1.62 0.03 30.90 73.69 1.37 01:20:20 1.40 0.00 1.40 0.00 0.01 15.97 0.12 01:30:12 1.52 0.00 1.51 0.01 0.00 18.09 441.42 01:40:07 1.81 0.40 1.40 0.01 15.91 48.89 0.07 01:50:22 34.30 2.57 16.41 15.33 207.74 3076.06 105171.93 02:00:23 1.58 0.00 1.56 0.02 0.00 25.38 0.36 02:10:12 1.53 0.00 1.52 0.00 0.00 132.18 0.01 02:20:24 1.36 0.00 1.36 0.00 0.00 29.26 381.36 02:30:22 1.74 0.02 1.70 0.03 0.60 57.87 0.52 02:40:26 6.79 0.08 5.06 1.65 6.09 416.48 3699.87 Average: 5.12 0.31 3.22 1.59 24.17 361.83 10245.93 00:50:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:18 6289968 7537336 283556 3.49 30732 1422348 529004 5.76 446488 1183680 164 01:10:19 6241252 7515240 305184 3.75 31120 1448240 731236 7.96 460956 1201196 172 01:20:20 6247844 7522364 298048 3.66 31304 1448568 733964 7.99 463428 1201716 136 01:30:12 6247852 7522928 297284 3.66 31504 1448904 734024 7.99 463608 1202236 204 01:40:07 6208976 7499416 320540 3.94 31816 1463716 774644 8.44 505032 1215724 512 01:50:22 5191160 7309448 462316 5.68 85100 2197208 898192 9.78 656780 1958432 132 02:00:23 5258600 7379020 392640 4.83 85272 2199180 856984 9.33 606584 1960576 224 02:10:12 5187664 7343120 428536 5.27 85388 2234044 894720 9.75 643244 1995564 884 02:20:24 5196204 7355316 416304 5.12 85512 2237528 866968 9.44 614688 1999172 480 02:30:22 5142320 7313008 458392 5.64 85644 2248812 900864 9.81 649144 2010340 164 02:40:26 5298452 7335256 445292 5.48 88960 2119836 897208 9.77 678628 1883060 28348 Average: 5682754 7421132 373463 4.59 61123 1860762 801619 8.73 562598 1619245 2856 00:50:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:18 ens3 0.55 0.07 0.08 0.03 0.00 0.00 0.00 0.00 01:10:19 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:19 ens3 0.63 0.23 3.14 0.05 0.00 0.00 0.00 0.00 01:20:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:20 ens3 0.54 0.09 0.13 0.06 0.00 0.00 0.00 0.00 01:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:12 ens3 0.37 0.22 0.08 0.51 0.00 0.00 0.00 0.00 01:40:07 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:40:07 ens3 13.50 6.38 24.33 2.81 0.00 0.00 0.00 0.00 01:50:22 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 01:50:22 ens3 61.22 43.72 408.16 8.60 0.00 0.00 0.00 0.00 02:00:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:23 ens3 14.45 13.35 140.11 1.18 0.00 0.00 0.00 0.00 02:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:12 ens3 5.85 4.86 42.47 0.63 0.00 0.00 0.00 0.00 02:20:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:24 ens3 14.91 14.52 146.05 1.58 0.00 0.00 0.00 0.00 02:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:22 ens3 25.44 24.70 302.16 2.23 0.00 0.00 0.00 0.00 02:40:26 lo 1.09 1.09 0.07 0.07 0.00 0.00 0.00 0.00 02:40:26 ens3 17.30 15.01 72.12 10.61 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 14.20 11.29 104.41 2.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-9488) 04/29/26 _x86_64_ (2 CPU) 00:40:29 LINUX RESTART (2 CPU) 00:50:17 CPU %user %nice %system %iowait %steal %idle 01:00:18 all 0.26 0.00 0.17 0.01 0.02 99.54 01:00:18 0 0.17 0.00 0.17 0.01 0.02 99.62 01:00:18 1 0.35 0.00 0.17 0.01 0.02 99.45 01:10:19 all 0.36 0.00 0.10 0.02 0.03 99.50 01:10:19 0 0.50 0.00 0.11 0.03 0.02 99.33 01:10:19 1 0.22 0.00 0.09 0.01 0.03 99.66 01:20:20 all 0.28 0.00 0.09 0.01 0.03 99.60 01:20:20 0 0.07 0.00 0.10 0.02 0.03 99.80 01:20:20 1 0.49 0.00 0.08 0.01 0.02 99.40 01:30:12 all 0.31 0.00 0.16 0.01 0.02 99.50 01:30:12 0 0.25 0.00 0.17 0.01 0.02 99.55 01:30:12 1 0.36 0.00 0.15 0.01 0.03 99.45 01:40:07 all 0.56 0.00 0.11 0.01 0.02 99.30 01:40:07 0 0.75 0.00 0.07 0.01 0.02 99.15 01:40:07 1 0.37 0.00 0.14 0.01 0.03 99.45 01:50:22 all 10.86 0.00 1.70 0.69 0.06 86.69 01:50:22 0 12.21 0.00 1.84 0.53 0.06 85.36 01:50:22 1 9.50 0.00 1.56 0.85 0.06 88.03 02:00:23 all 0.92 0.00 0.31 0.01 0.05 98.71 02:00:23 0 1.22 0.00 0.40 0.00 0.07 98.31 02:00:23 1 0.62 0.00 0.21 0.02 0.03 99.11 02:10:12 all 6.74 0.00 0.77 0.01 0.09 92.39 02:10:12 0 7.06 0.00 0.84 0.01 0.11 91.98 02:10:12 1 6.43 0.00 0.71 0.01 0.07 92.78 02:20:24 all 1.40 0.00 0.24 0.01 0.04 98.31 02:20:24 0 1.93 0.00 0.30 0.00 0.05 97.72 02:20:24 1 0.87 0.00 0.18 0.01 0.04 98.90 02:30:22 all 1.94 0.00 0.48 0.02 0.05 97.51 02:30:22 0 2.56 0.00 0.52 0.03 0.05 96.85 02:30:22 1 1.32 0.00 0.44 0.01 0.06 98.17 02:40:26 all 5.68 0.00 0.65 0.30 0.07 93.30 02:40:26 0 5.94 0.00 0.63 0.50 0.04 92.89 02:40:26 1 5.42 0.00 0.68 0.10 0.09 93.71 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.66 0.00 0.44 0.10 0.04 96.75 Average: 0 2.97 0.00 0.47 0.11 0.04 96.41 Average: 1 2.36 0.00 0.40 0.10 0.04 97.10