---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-21107 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 782 5194 4 2256 7159 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:05:5b:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.116/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80890sec preferred_lft 80890sec inet6 fe80::f816:3eff:fe05:5b43/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-21107) 05/29/26 _x86_64_ (2 CPU) 06:58:19 LINUX RESTART (2 CPU) 07:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:07 1.29 0.02 1.26 0.01 1.23 15.68 0.49 07:20:08 1.31 0.01 1.29 0.02 0.07 15.27 1.09 07:30:01 1.40 0.00 1.37 0.03 0.00 17.18 441.75 07:40:09 1.76 0.25 1.49 0.03 30.55 73.41 1.47 07:50:09 1.30 0.01 1.28 0.02 1.05 15.52 1.15 08:00:01 1.32 0.00 1.29 0.03 0.00 16.11 442.22 08:10:09 1.42 0.00 1.42 0.00 0.00 16.59 0.24 08:20:09 14.41 0.25 1.60 12.56 8.83 37.98 109206.63 Average: 3.02 0.07 1.37 1.58 5.26 26.05 13726.41 07:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:07 6277524 7524828 295536 3.63 30580 1422372 531060 5.78 448352 1183184 172 07:20:08 6277284 7525136 295236 3.63 30800 1422696 531060 5.78 448908 1183728 136 07:30:01 6276672 7525072 295280 3.63 31008 1423024 531256 5.79 449292 1184264 128 07:40:09 6228864 7504152 315744 3.88 31404 1449160 727648 7.93 463620 1202032 176 07:50:09 6246532 7522676 297212 3.65 31608 1449800 531464 5.79 458424 1202564 152 08:00:01 6242148 7518964 300892 3.70 31800 1450252 531528 5.79 458776 1203080 240 08:10:09 6242148 7519492 300360 3.69 31992 1450580 531540 5.79 458848 1203600 124 08:20:09 6241372 7527888 291616 3.59 32244 1459396 593524 6.46 475304 1211812 136 Average: 6254068 7521026 298984 3.68 31430 1440910 563635 6.14 457690 1196783 158 07:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:10:07 ens3 1.31 0.09 0.21 0.06 0.00 0.00 0.00 0.00 07:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:20:08 ens3 0.80 0.12 0.18 0.08 0.00 0.00 0.00 0.00 07:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:30:01 ens3 1.19 0.31 3.10 0.87 0.00 0.00 0.00 0.00 07:40:09 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 07:40:09 ens3 0.62 0.22 3.45 0.03 0.00 0.00 0.00 0.00 07:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:50:09 ens3 0.22 0.03 0.04 0.01 0.00 0.00 0.00 0.00 08:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 08:00:01 ens3 0.33 0.09 0.10 0.05 0.00 0.00 0.00 0.00 08:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 08:10:09 ens3 0.43 0.10 0.14 0.08 0.00 0.00 0.00 0.00 08:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 08:20:09 ens3 3.35 2.36 11.73 1.42 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.03 0.41 2.36 0.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-21107) 05/29/26 _x86_64_ (2 CPU) 06:58:19 LINUX RESTART (2 CPU) 07:00:01 CPU %user %nice %system %iowait %steal %idle 07:10:07 all 0.31 0.00 0.11 0.01 0.01 99.54 07:10:07 0 0.30 0.00 0.11 0.02 0.01 99.55 07:10:07 1 0.32 0.00 0.11 0.00 0.02 99.54 07:20:08 all 0.25 0.00 0.09 0.01 0.03 99.62 07:20:08 0 0.19 0.00 0.08 0.00 0.03 99.70 07:20:08 1 0.31 0.00 0.10 0.02 0.03 99.54 07:30:01 all 0.19 0.00 0.16 0.01 0.02 99.61 07:30:01 0 0.24 0.00 0.16 0.01 0.02 99.57 07:30:01 1 0.14 0.00 0.17 0.02 0.03 99.64 07:40:09 all 0.35 0.00 0.10 0.03 0.02 99.50 07:40:09 0 0.35 0.00 0.09 0.02 0.02 99.52 07:40:09 1 0.35 0.00 0.11 0.04 0.02 99.48 07:50:09 all 0.24 0.00 0.07 0.01 0.02 99.65 07:50:09 0 0.43 0.00 0.06 0.02 0.02 99.48 07:50:09 1 0.06 0.00 0.09 0.01 0.03 99.82 08:00:01 all 0.25 0.00 0.17 0.02 0.02 99.54 08:00:01 0 0.22 0.00 0.17 0.03 0.02 99.57 08:00:01 1 0.29 0.00 0.16 0.01 0.02 99.52 08:10:09 all 0.25 0.00 0.09 0.01 0.02 99.63 08:10:09 0 0.14 0.00 0.11 0.00 0.02 99.73 08:10:09 1 0.35 0.00 0.08 0.02 0.02 99.53 08:20:09 all 0.42 0.00 0.12 0.04 0.02 99.39 08:20:09 0 0.43 0.00 0.13 0.08 0.02 99.35 08:20:09 1 0.42 0.00 0.12 0.01 0.02 99.44 Average: all 0.28 0.00 0.11 0.02 0.02 99.56 Average: 0 0.29 0.00 0.11 0.02 0.02 99.56 Average: 1 0.28 0.00 0.12 0.02 0.02 99.56