---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-28200 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 773 5199 4 2261 7168 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:47:30:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82273sec preferred_lft 82273sec inet6 fe80::f816:3eff:fe47:30de/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-28200) 06/18/26 _x86_64_ (2 CPU) 01:58:15 LINUX RESTART (2 CPU) 02:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:12 1.45 0.02 1.42 0.00 1.22 16.68 0.12 02:20:12 1.42 0.01 1.41 0.00 0.07 16.17 0.12 02:30:01 1.49 0.00 1.48 0.01 0.00 17.54 666.50 02:40:12 1.35 0.00 1.35 0.00 0.00 15.41 0.00 02:50:12 1.34 0.00 1.34 0.00 0.00 15.36 0.00 03:00:01 2.01 0.26 1.73 0.02 31.54 77.55 444.02 Average: 1.51 0.05 1.45 0.01 5.38 26.26 181.75 02:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:12 6272832 7519696 300496 3.69 30560 1422008 525520 5.72 444332 1183132 168 02:20:12 6272336 7519716 300468 3.69 30736 1422336 525520 5.72 444532 1183636 124 02:30:01 6285300 7533204 286996 3.53 30920 1422660 525684 5.73 444588 1184144 296 02:40:12 6285048 7533440 286780 3.53 31080 1422980 525780 5.73 444752 1184624 124 02:50:12 6284808 7533724 286520 3.52 31260 1423316 525780 5.73 449108 1185140 172 03:00:01 6247972 7523912 295828 3.64 31628 1449604 722320 7.87 464256 1202904 252 Average: 6274716 7527282 292848 3.60 31031 1427151 558434 6.08 448595 1187263 189 02:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:12 ens3 1.64 0.05 0.18 0.01 0.00 0.00 0.00 0.00 02:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:12 ens3 0.37 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 1.22 0.04 10.22 0.01 0.00 0.00 0.00 0.00 02:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:12 ens3 0.31 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:50:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:12 ens3 0.30 0.07 0.09 0.03 0.00 0.00 0.00 0.00 03:00:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 1.00 0.52 3.34 0.12 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 0.81 0.13 2.28 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28200) 06/18/26 _x86_64_ (2 CPU) 01:58:15 LINUX RESTART (2 CPU) 02:00:02 CPU %user %nice %system %iowait %steal %idle 02:10:12 all 0.25 0.00 0.09 0.01 0.02 99.63 02:10:12 0 0.22 0.00 0.08 0.01 0.02 99.68 02:10:12 1 0.27 0.00 0.11 0.01 0.02 99.59 02:20:12 all 0.25 0.00 0.08 0.01 0.02 99.64 02:20:12 0 0.44 0.00 0.07 0.00 0.01 99.48 02:20:12 1 0.07 0.00 0.09 0.01 0.02 99.81 02:30:01 all 0.28 0.00 0.16 0.01 0.02 99.53 02:30:01 0 0.40 0.00 0.15 0.01 0.02 99.43 02:30:01 1 0.16 0.00 0.17 0.01 0.02 99.64 02:40:12 all 0.29 0.00 0.07 0.01 0.02 99.61 02:40:12 0 0.50 0.00 0.05 0.01 0.01 99.42 02:40:12 1 0.08 0.00 0.09 0.00 0.02 99.80 02:50:12 all 0.28 0.00 0.07 0.05 0.02 99.59 02:50:12 0 0.37 0.00 0.06 0.08 0.02 99.47 02:50:12 1 0.18 0.00 0.08 0.02 0.02 99.70 03:00:01 all 0.43 0.00 0.18 0.02 0.02 99.36 03:00:01 0 0.17 0.00 0.17 0.00 0.02 99.64 03:00:01 1 0.69 0.00 0.18 0.04 0.01 99.07 Average: all 0.30 0.00 0.11 0.02 0.02 99.56 Average: 0 0.35 0.00 0.10 0.02 0.02 99.52 Average: 1 0.24 0.00 0.12 0.02 0.02 99.60