---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38296 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 776 5171 4 2286 7164 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:51:fd:e0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82038sec preferred_lft 82038sec inet6 fe80::f816:3eff:fe51:fde0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-38296) 07/24/26 _x86_64_ (2 CPU) 05:17:07 LINUX RESTART (2 CPU) 05:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:08 1.68 0.02 1.64 0.01 1.23 19.68 647.51 05:40:01 1.36 0.01 1.34 0.01 0.05 15.75 0.97 05:50:01 1.84 0.25 1.57 0.02 30.97 75.60 1.13 06:00:17 1.53 0.00 1.51 0.01 0.00 18.21 847.66 06:10:01 1.35 0.00 1.35 0.00 0.00 15.49 0.00 06:20:01 1.35 0.00 1.34 0.00 0.01 15.74 0.00 Average: 1.52 0.05 1.46 0.01 5.38 26.77 254.60 05:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:08 6274232 7524972 295196 3.63 30620 1425940 527424 5.74 445604 1187452 196 05:40:01 6282072 7533364 286832 3.53 30836 1426268 527424 5.74 445688 1188000 240 05:50:01 6240204 7518788 300932 3.70 31208 1452844 727880 7.93 460072 1206188 120 06:00:17 6247912 7527088 292596 3.60 31408 1453200 727880 7.93 460276 1206744 124 06:10:01 6250876 7530524 289156 3.56 31572 1453504 727940 7.93 460332 1207212 124 06:20:01 6250980 7531256 288412 3.55 31744 1453956 727888 7.93 460704 1207708 248 Average: 6257713 7527665 292187 3.59 31231 1444285 661073 7.20 455446 1200551 175 05:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:08 ens3 4.58 0.09 0.38 0.04 0.00 0.00 0.00 0.00 05:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:01 ens3 3.75 0.05 0.22 0.03 0.00 0.00 0.00 0.00 05:50:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:50:01 ens3 0.83 0.22 9.20 0.03 0.00 0.00 0.00 0.00 06:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:17 ens3 0.33 0.07 0.09 0.03 0.00 0.00 0.00 0.00 06:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:10:01 ens3 0.16 0.02 0.03 0.01 0.00 0.00 0.00 0.00 06:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:20:01 ens3 0.27 0.06 0.07 0.04 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 1.66 0.09 1.67 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-38296) 07/24/26 _x86_64_ (2 CPU) 05:17:07 LINUX RESTART (2 CPU) 05:20:01 CPU %user %nice %system %iowait %steal %idle 05:30:08 all 0.30 0.00 0.19 0.01 0.02 99.48 05:30:08 0 0.20 0.00 0.19 0.02 0.02 99.57 05:30:08 1 0.39 0.00 0.18 0.01 0.02 99.39 05:40:01 all 0.27 0.00 0.10 0.01 0.02 99.59 05:40:01 0 0.09 0.00 0.10 0.02 0.02 99.76 05:40:01 1 0.44 0.00 0.10 0.01 0.02 99.43 05:50:01 all 0.41 0.00 0.10 0.02 0.03 99.44 05:50:01 0 0.31 0.00 0.10 0.02 0.03 99.54 05:50:01 1 0.51 0.00 0.11 0.02 0.03 99.34 06:00:17 all 0.29 0.00 0.16 0.01 0.03 99.50 06:00:17 0 0.32 0.00 0.14 0.02 0.03 99.49 06:00:17 1 0.26 0.00 0.18 0.01 0.03 99.51 06:10:01 all 0.26 0.00 0.08 0.01 0.02 99.63 06:10:01 0 0.44 0.00 0.07 0.00 0.02 99.47 06:10:01 1 0.07 0.00 0.09 0.03 0.03 99.78 06:20:01 all 0.26 0.00 0.08 0.01 0.03 99.63 06:20:01 0 0.47 0.00 0.07 0.02 0.02 99.43 06:20:01 1 0.06 0.00 0.09 0.00 0.03 99.82 Average: all 0.30 0.00 0.12 0.01 0.03 99.54 Average: 0 0.30 0.00 0.11 0.02 0.03 99.54 Average: 1 0.29 0.00 0.13 0.01 0.03 99.55