---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-63214 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 Indirect target selection: 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 Tsa: 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 8.2G 30G 22% / 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 838 5043 4 2359 7103 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:30:43:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.23/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83958sec preferred_lft 83958sec inet6 fe80::f816:3eff:fe30:43e3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-63214) 10/10/26 _x86_64_ (2 CPU) 01:06:25 LINUX RESTART (2 CPU) 01:10:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:33 26.85 3.06 21.46 2.34 258.19 3558.27 1147.08 01:30:18 1.66 0.01 1.63 0.02 0.05 19.95 0.25 01:40:30 1.46 0.00 1.46 0.00 0.00 17.36 0.00 Average: 10.12 1.04 8.29 0.80 87.41 1216.74 388.35 01:10:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:33 5029796 7326824 433160 5.33 113532 2338632 977604 10.65 678864 2115900 132 01:30:18 5013984 7311516 448152 5.51 113688 2338960 977900 10.65 678856 2116376 192 01:40:30 5013312 7311500 448176 5.51 113824 2339476 977964 10.65 679296 2116904 192 Average: 5019031 7316613 443163 5.45 113681 2339023 977823 10.65 679005 2116393 172 01:10:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:33 lo 1.44 1.44 0.09 0.09 0.00 0.00 0.00 0.00 01:20:33 ens3 79.62 53.74 347.83 11.84 0.00 0.00 0.00 0.00 01:30:18 lo 1.08 1.08 0.05 0.05 0.00 0.00 0.00 0.00 01:30:18 ens3 2.26 0.27 0.30 0.09 0.00 0.00 0.00 0.00 01:40:30 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 01:40:30 ens3 1.33 0.28 4.96 0.05 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 28.13 18.38 119.51 4.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-63214) 10/10/26 _x86_64_ (2 CPU) 01:06:25 LINUX RESTART (2 CPU) 01:10:20 CPU %user %nice %system %iowait %steal %idle 01:20:33 all 11.69 0.00 2.05 0.59 0.02 85.65 01:20:33 0 7.11 0.00 1.77 0.37 0.01 90.74 01:20:33 1 16.29 0.00 2.32 0.82 0.03 80.55 01:30:18 all 0.40 0.00 0.24 0.01 0.00 99.34 01:30:18 0 0.42 0.00 0.20 0.01 0.00 99.37 01:30:18 1 0.39 0.00 0.29 0.02 0.00 99.31 01:40:30 all 0.38 0.00 0.14 0.01 0.00 99.46 01:40:30 0 0.40 0.00 0.13 0.00 0.00 99.47 01:40:30 1 0.37 0.00 0.15 0.02 0.00 99.46 Average: all 4.22 0.00 0.82 0.21 0.01 94.74 Average: 0 2.68 0.00 0.71 0.13 0.01 96.48 Average: 1 5.77 0.00 0.93 0.29 0.01 93.00