---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-14193 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 766 5276 4 2186 7174 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:5f:b7:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.28/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81604sec preferred_lft 81604sec inet6 fe80::f816:3eff:fe5f:b7dc/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-14193) 05/14/26 _x86_64_ (2 CPU) 00:40:04 LINUX RESTART (2 CPU) 00:50:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:29 13.96 0.01 1.39 12.55 0.20 17.72 109833.35 01:10:29 1.73 0.25 1.47 0.01 30.97 73.43 0.13 01:20:29 1.24 0.00 1.22 0.02 0.01 15.08 1.08 01:30:29 1.42 0.00 1.39 0.03 0.00 17.87 654.62 01:40:01 1.17 0.00 1.16 0.02 0.00 14.63 1.13 01:50:20 2.59 1.28 1.30 0.02 93.26 107.54 0.59 Average: 3.70 0.27 1.32 2.11 21.30 41.62 18456.68 00:50:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:29 6289788 7536220 284640 3.50 30684 1421444 523924 5.71 446188 1183556 228 01:10:29 6261392 7534460 285920 3.52 31024 1447392 718384 7.82 460700 1201080 172 01:20:29 6263156 7536740 283632 3.49 31208 1447716 718652 7.83 460760 1201588 136 01:30:29 6255792 7529992 290252 3.57 31452 1448048 718652 7.83 460912 1202164 196 01:40:01 6263380 7538188 282048 3.47 31640 1448464 719444 7.84 461860 1202640 128 01:50:20 6034940 7407800 406320 5.00 39480 1533508 782116 8.52 555728 1283020 40532 Average: 6228075 7513900 305469 3.76 32581 1457762 696862 7.59 474358 1212341 6899 00:50:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:29 ens3 0.52 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:29 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:29 ens3 0.64 0.23 3.16 0.05 0.00 0.00 0.00 0.00 01:20:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:29 ens3 0.49 0.08 0.12 0.05 0.00 0.00 0.00 0.00 01:30:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:29 ens3 0.25 0.04 0.07 0.03 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.53 0.25 0.12 0.60 0.00 0.00 0.00 0.00 01:50:20 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:50:20 ens3 18.66 10.74 49.36 4.12 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 3.62 1.96 9.11 0.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-14193) 05/14/26 _x86_64_ (2 CPU) 00:40:04 LINUX RESTART (2 CPU) 00:50:29 CPU %user %nice %system %iowait %steal %idle 01:00:29 all 0.27 0.00 0.18 0.17 0.01 99.37 01:00:29 0 0.45 0.00 0.16 0.04 0.01 99.34 01:00:29 1 0.09 0.00 0.20 0.30 0.02 99.39 01:10:29 all 0.38 0.00 0.11 0.44 0.01 99.06 01:10:29 0 0.55 0.00 0.11 0.32 0.01 99.01 01:10:29 1 0.21 0.00 0.11 0.56 0.02 99.11 01:20:29 all 0.26 0.00 0.08 0.06 0.01 99.58 01:20:29 0 0.11 0.00 0.10 0.08 0.02 99.69 01:20:29 1 0.41 0.00 0.07 0.04 0.01 99.47 01:30:29 all 0.25 0.00 0.18 0.02 0.02 99.53 01:30:29 0 0.12 0.00 0.20 0.01 0.01 99.66 01:30:29 1 0.39 0.00 0.17 0.03 0.02 99.40 01:40:01 all 0.25 0.00 0.07 0.01 0.01 99.66 01:40:01 0 0.07 0.00 0.08 0.00 0.01 99.84 01:40:01 1 0.43 0.00 0.07 0.02 0.01 99.47 01:50:20 all 1.11 0.00 0.23 0.05 0.02 98.59 01:50:20 0 0.65 0.00 0.18 0.04 0.02 99.12 01:50:20 1 1.57 0.00 0.28 0.07 0.01 98.05 Average: all 0.42 0.00 0.14 0.13 0.01 99.29 Average: 0 0.33 0.00 0.14 0.08 0.01 99.44 Average: 1 0.52 0.00 0.15 0.17 0.01 99.14