---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2849 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 5283 4 2183 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:9e:c5:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82360sec preferred_lft 82360sec inet6 fe80::f816:3eff:fe9e:c5df/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-2849) 04/15/26 _x86_64_ (2 CPU) 00:41:22 LINUX RESTART (2 CPU) 00:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:06 1.40 0.01 1.37 0.02 0.05 16.85 653.74 01:10:05 1.14 0.00 1.13 0.02 0.00 13.54 1.20 01:20:05 1.87 0.32 1.53 0.02 40.09 72.90 0.49 01:30:06 1.47 0.00 1.45 0.01 0.00 17.70 652.57 01:40:06 1.20 0.00 1.20 0.00 0.00 14.37 0.00 Average: 1.42 0.07 1.34 0.01 8.03 27.07 261.82 00:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:06 6292860 7539364 281476 3.46 30716 1421696 526620 5.74 443644 1183472 208 01:10:05 6299220 7546248 274552 3.38 30908 1422020 526928 5.74 443820 1183992 184 01:20:05 6258268 7534476 285796 3.51 31284 1450432 526928 5.74 456012 1201404 184 01:30:06 6255512 7532228 288036 3.54 31452 1450760 526992 5.74 455996 1201900 184 01:40:06 6253496 7530828 289440 3.56 31612 1451212 529436 5.77 459244 1202384 200 Average: 6271871 7536629 283860 3.49 31194 1439224 527381 5.74 451743 1194630 192 00:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:06 ens3 0.67 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:05 ens3 0.38 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:20:05 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:05 ens3 0.75 0.33 3.16 0.08 0.00 0.00 0.00 0.00 01:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:06 ens3 0.28 0.04 0.07 0.03 0.00 0.00 0.00 0.00 01:40:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:06 ens3 0.54 0.28 0.15 0.59 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 0.52 0.15 0.71 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-2849) 04/15/26 _x86_64_ (2 CPU) 00:41:22 LINUX RESTART (2 CPU) 00:50:06 CPU %user %nice %system %iowait %steal %idle 01:00:06 all 0.27 0.00 0.17 0.04 0.03 99.49 01:00:06 0 0.08 0.00 0.19 0.08 0.04 99.62 01:00:06 1 0.45 0.00 0.16 0.01 0.03 99.35 01:10:05 all 0.24 0.00 0.07 0.01 0.03 99.66 01:10:05 0 0.05 0.00 0.09 0.01 0.04 99.82 01:10:05 1 0.42 0.00 0.05 0.01 0.03 99.49 01:20:05 all 0.36 0.00 0.11 0.03 0.04 99.46 01:20:05 0 0.22 0.00 0.14 0.02 0.05 99.57 01:20:05 1 0.50 0.00 0.09 0.04 0.03 99.35 01:30:06 all 0.22 0.00 0.16 0.01 0.04 99.57 01:30:06 0 0.14 0.00 0.17 0.01 0.04 99.65 01:30:06 1 0.29 0.00 0.16 0.02 0.04 99.50 01:40:06 all 0.25 0.00 0.07 0.01 0.03 99.63 01:40:06 0 0.10 0.00 0.08 0.01 0.04 99.77 01:40:06 1 0.40 0.00 0.07 0.01 0.03 99.49 Average: all 0.27 0.00 0.12 0.02 0.03 99.56 Average: 0 0.12 0.00 0.13 0.03 0.04 99.69 Average: 1 0.41 0.00 0.10 0.02 0.03 99.44