---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-31307 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 764 5197 4 2272 7177 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:1d:14:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.105/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80071sec preferred_lft 80071sec inet6 fe80::f816:3eff:fe1d:14dd/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-31307) 06/28/26 _x86_64_ (2 CPU) 01:41:52 LINUX RESTART (2 CPU) 01:50:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.55 0.01 1.53 0.02 0.06 17.81 451.85 02:10:27 2.06 0.27 1.76 0.03 32.77 74.64 1.48 02:20:37 1.33 0.00 1.32 0.00 0.01 15.10 0.25 02:30:01 1.52 0.00 1.51 0.01 0.00 17.63 0.28 02:40:27 1.38 0.00 1.38 0.00 0.00 16.17 0.00 02:50:10 1.87 0.43 1.44 0.00 16.52 48.87 0.00 03:00:01 25.03 2.63 20.06 2.34 213.16 3549.48 1517.08 03:10:37 1.37 0.00 1.36 0.01 0.00 16.79 0.24 03:20:17 15.30 0.00 1.32 13.98 0.15 15.70 110174.71 Average: 5.63 0.37 3.49 1.77 28.96 413.70 12058.97 01:50:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6294800 7547028 273224 3.36 30832 1427000 528012 5.75 445744 1187740 236 02:10:27 6244816 7525092 294752 3.62 31232 1454284 528036 5.75 455456 1205788 136 02:20:37 6259488 7540284 279548 3.44 31404 1454620 528188 5.75 455648 1206296 172 02:30:01 6252876 7534308 285504 3.51 31564 1455072 528188 5.75 455832 1206780 268 02:40:27 6252136 7534092 285716 3.51 31748 1455404 528188 5.75 455860 1207296 136 02:50:10 6220228 7517256 302212 3.72 32060 1470104 549916 5.99 491776 1220800 64 03:00:01 5199244 7405136 361676 4.45 87068 2278876 626856 6.83 593812 2040968 240 03:10:37 5190928 7397324 369384 4.54 87220 2279232 626856 6.83 594036 2041476 164 03:20:17 5192440 7399504 367288 4.52 87360 2279756 626856 6.83 594304 2041980 204 Average: 5900773 7488892 313256 3.85 50054 1728261 563455 6.14 504719 1484347 180 01:50:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.60 0.09 0.09 0.04 0.00 0.00 0.00 0.00 02:10:27 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:10:27 ens3 0.94 0.45 3.10 0.04 0.00 0.00 0.00 0.00 02:20:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:37 ens3 0.29 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.20 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:40:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:27 ens3 0.31 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:50:10 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:10 ens3 12.35 5.47 20.70 3.14 0.00 0.00 0.00 0.00 03:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 62.11 42.15 302.02 8.80 0.00 0.00 0.00 0.00 03:10:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:37 ens3 0.70 0.12 0.08 0.02 0.00 0.00 0.00 0.00 03:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:17 ens3 0.34 0.16 0.07 0.03 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.52 5.31 35.72 1.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31307) 06/28/26 _x86_64_ (2 CPU) 01:41:52 LINUX RESTART (2 CPU) 01:50:21 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.31 0.00 0.16 0.02 0.03 99.48 02:00:01 0 0.27 0.00 0.17 0.02 0.03 99.51 02:00:01 1 0.34 0.00 0.15 0.02 0.03 99.46 02:10:27 all 0.40 0.00 0.11 0.07 0.03 99.39 02:10:27 0 0.35 0.00 0.10 0.07 0.03 99.45 02:10:27 1 0.44 0.00 0.12 0.07 0.04 99.33 02:20:37 all 0.27 0.00 0.07 0.16 0.03 99.47 02:20:37 0 0.29 0.00 0.08 0.29 0.03 99.32 02:20:37 1 0.25 0.00 0.07 0.03 0.04 99.61 02:30:01 all 0.29 0.00 0.15 0.08 0.03 99.45 02:30:01 0 0.50 0.00 0.15 0.06 0.02 99.27 02:30:01 1 0.07 0.00 0.16 0.10 0.04 99.63 02:40:27 all 0.26 0.00 0.08 0.05 0.02 99.59 02:40:27 0 0.12 0.00 0.08 0.09 0.02 99.69 02:40:27 1 0.40 0.00 0.07 0.02 0.03 99.48 02:50:10 all 0.59 0.00 0.11 0.07 0.02 99.21 02:50:10 0 0.64 0.00 0.09 0.09 0.02 99.15 02:50:10 1 0.54 0.00 0.13 0.04 0.03 99.26 03:00:01 all 12.03 0.00 1.89 1.57 0.06 84.45 03:00:01 0 12.79 0.00 1.98 1.70 0.05 83.47 03:00:01 1 11.28 0.00 1.80 1.43 0.07 85.42 03:10:37 all 0.40 0.00 0.14 0.04 0.05 99.37 03:10:37 0 0.45 0.00 0.12 0.04 0.05 99.35 03:10:37 1 0.34 0.00 0.17 0.05 0.05 99.39 03:20:17 all 0.38 0.00 0.14 0.10 0.06 99.32 03:20:17 0 0.33 0.00 0.17 0.15 0.07 99.29 03:20:17 1 0.44 0.00 0.11 0.06 0.04 99.36 Average: all 1.64 0.00 0.31 0.24 0.04 97.77 Average: 0 1.73 0.00 0.32 0.28 0.04 97.64 Average: 1 1.55 0.00 0.30 0.20 0.04 97.91