---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-39059 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 736 5212 4 2286 7205 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:b6:a6:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82047sec preferred_lft 82047sec inet6 fe80::f816:3eff:feb6:a684/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39059) 07/26/26 _x86_64_ (2 CPU) 02:36:07 LINUX RESTART (2 CPU) 02:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:01 1.28 0.03 1.25 0.00 1.25 15.57 0.12 03:00:01 1.45 0.01 1.43 0.01 0.05 17.56 436.08 03:10:06 1.16 0.00 1.16 0.00 0.00 14.22 0.12 03:20:01 1.23 0.00 1.23 0.00 0.01 15.07 0.01 03:30:01 1.32 0.00 1.30 0.02 0.00 16.54 435.96 03:40:06 1.75 0.25 1.48 0.01 31.74 74.96 0.34 Average: 1.37 0.05 1.31 0.01 5.56 25.74 145.47 02:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:01 6283392 7530472 290160 3.57 30552 1422252 521868 5.68 449120 1183264 124 03:00:01 6300188 7547828 272676 3.35 30740 1422584 521892 5.68 449504 1183784 240 03:10:06 6298716 7546864 273624 3.36 30920 1422908 521984 5.69 449472 1184288 244 03:20:01 6297960 7546612 273872 3.37 31092 1423236 522040 5.69 449664 1184788 124 03:30:01 6293988 7543224 277148 3.41 31264 1423628 522048 5.69 449952 1185288 144 03:40:06 6241032 7518000 302012 3.71 31608 1450656 522176 5.69 459784 1203456 240 Average: 6285879 7538833 281582 3.46 31029 1427544 522001 5.69 451249 1187478 186 02:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 1.29 0.08 0.14 0.04 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.54 0.10 0.11 0.06 0.00 0.00 0.00 0.00 03:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:06 ens3 0.34 0.03 0.06 0.01 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 0.34 0.05 0.17 0.01 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 0.37 0.09 0.11 0.06 0.00 0.00 0.00 0.00 03:40:06 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:40:06 ens3 0.72 0.51 3.28 0.72 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 0.60 0.14 0.65 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39059) 07/26/26 _x86_64_ (2 CPU) 02:36:07 LINUX RESTART (2 CPU) 02:40:06 CPU %user %nice %system %iowait %steal %idle 02:50:01 all 0.28 0.00 0.08 0.50 0.02 99.12 02:50:01 0 0.14 0.00 0.08 0.22 0.02 99.55 02:50:01 1 0.43 0.00 0.08 0.78 0.02 98.69 03:00:01 all 0.29 0.00 0.17 0.24 0.02 99.29 03:00:01 0 0.41 0.00 0.16 0.05 0.02 99.37 03:00:01 1 0.16 0.00 0.18 0.44 0.02 99.20 03:10:06 all 0.27 0.00 0.09 0.13 0.01 99.50 03:10:06 0 0.07 0.00 0.10 0.07 0.01 99.74 03:10:06 1 0.46 0.00 0.07 0.20 0.01 99.25 03:20:01 all 0.27 0.00 0.09 0.13 0.02 99.48 03:20:01 0 0.08 0.00 0.10 0.09 0.02 99.71 03:20:01 1 0.46 0.00 0.09 0.18 0.02 99.26 03:30:01 all 0.29 0.00 0.18 0.05 0.02 99.46 03:30:01 0 0.09 0.00 0.21 0.06 0.02 99.62 03:30:01 1 0.49 0.00 0.16 0.04 0.02 99.30 03:40:06 all 0.41 0.00 0.12 0.04 0.02 99.41 03:40:06 0 0.41 0.00 0.12 0.03 0.02 99.42 03:40:06 1 0.41 0.00 0.11 0.05 0.02 99.41 Average: all 0.30 0.00 0.12 0.18 0.02 99.38 Average: 0 0.20 0.00 0.13 0.09 0.02 99.57 Average: 1 0.40 0.00 0.12 0.28 0.02 99.19