---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-25988 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: 5600.00 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 760 5204 4 2269 7181 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:fc:c7:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.115/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82427sec preferred_lft 82427sec inet6 fe80::f816:3eff:fefc:c767/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25988) 06/09/26 _x86_64_ (2 CPU) 00:41:38 LINUX RESTART (2 CPU) 00:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.44 0.01 1.42 0.02 0.05 17.92 882.27 01:10:01 1.15 0.00 1.15 0.00 0.00 13.61 0.00 01:20:12 1.24 0.00 1.23 0.00 0.01 14.87 0.12 01:30:01 1.41 0.00 1.40 0.02 0.00 17.44 888.02 01:40:01 14.40 0.26 1.59 12.55 32.17 74.84 109099.03 Average: 3.93 0.05 1.36 2.52 6.46 27.75 22222.15 00:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6285056 7536580 284156 3.49 30720 1426372 537432 5.85 449116 1187724 124 01:10:01 6278056 7530056 290668 3.57 30864 1426700 537492 5.85 449156 1188196 272 01:20:12 6282072 7534564 286152 3.52 31032 1427024 537556 5.86 449848 1188688 132 01:30:01 6292492 7545504 275184 3.38 31212 1427352 537620 5.86 449744 1189196 156 01:40:01 6232392 7512628 307500 3.78 31540 1453876 537784 5.86 459488 1206816 276 Average: 6274014 7531866 288732 3.55 31074 1432265 537577 5.86 451470 1192124 192 00:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.71 0.10 0.22 0.04 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.33 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:12 ens3 0.51 0.08 0.13 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.33 0.07 0.08 0.04 0.00 0.00 0.00 0.00 01:40:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.76 0.39 3.24 0.60 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 0.53 0.14 0.75 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25988) 06/09/26 _x86_64_ (2 CPU) 00:41:38 LINUX RESTART (2 CPU) 00:50:08 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.29 0.00 0.18 0.01 0.03 99.50 01:00:01 0 0.29 0.00 0.16 0.02 0.02 99.52 01:00:01 1 0.29 0.00 0.20 0.00 0.03 99.48 01:10:01 all 0.28 0.00 0.08 0.01 0.03 99.61 01:10:01 0 0.23 0.00 0.08 0.01 0.03 99.66 01:10:01 1 0.33 0.00 0.08 0.01 0.03 99.55 01:20:12 all 0.27 0.00 0.07 0.01 0.03 99.61 01:20:12 0 0.44 0.00 0.06 0.00 0.02 99.48 01:20:12 1 0.10 0.00 0.09 0.02 0.04 99.75 01:30:01 all 0.29 0.00 0.17 0.01 0.03 99.50 01:30:01 0 0.40 0.00 0.15 0.00 0.02 99.42 01:30:01 1 0.17 0.00 0.19 0.02 0.03 99.58 01:40:01 all 0.33 0.00 0.12 0.05 0.02 99.47 01:40:01 0 0.23 0.00 0.08 0.00 0.02 99.66 01:40:01 1 0.44 0.00 0.15 0.10 0.02 99.29 Average: all 0.29 0.00 0.12 0.02 0.03 99.54 Average: 0 0.32 0.00 0.10 0.01 0.02 99.55 Average: 1 0.27 0.00 0.14 0.03 0.03 99.53