---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-63515 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: 5600.00 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 8.3G 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 855 4939 4 2446 7086 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:e7:60:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.26/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83940sec preferred_lft 83940sec inet6 fe80::f816:3eff:fee7:605f/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-63515) 10/11/26 _x86_64_ (2 CPU) 00:42:46 LINUX RESTART (2 CPU) 00:50:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:09 19.85 2.01 16.30 1.54 166.33 2701.15 501.65 01:10:01 9.66 1.17 7.55 0.95 102.96 1158.61 1068.49 01:20:19 1.55 0.00 1.54 0.01 0.01 81.29 0.32 Average: 10.16 1.04 8.31 0.82 87.94 1286.33 515.90 00:50:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:09 5234416 7282748 488512 6.01 100136 2112860 924364 10.07 636132 1903688 33760 01:10:01 4983508 7291520 467944 5.75 113788 2348868 1005656 10.95 709416 2126404 844 01:20:19 4967212 7295608 463828 5.70 113948 2369072 1010152 11.00 714316 2146664 1760 Average: 5061712 7289959 473428 5.82 109291 2276933 980057 10.67 686621 2058919 12121 00:50:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:09 lo 1.32 1.32 0.08 0.08 0.00 0.00 0.00 0.00 01:00:09 ens3 54.17 36.33 323.37 7.10 0.00 0.00 0.00 0.00 01:10:01 lo 1.22 1.22 0.07 0.07 0.00 0.00 0.00 0.00 01:10:01 ens3 62.80 46.91 50.73 8.62 0.00 0.00 0.00 0.00 01:20:19 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:20:19 ens3 40.29 38.33 9.01 5.52 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 52.23 40.52 124.66 7.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-63515) 10/11/26 _x86_64_ (2 CPU) 00:42:46 LINUX RESTART (2 CPU) 00:50:29 CPU %user %nice %system %iowait %steal %idle 01:00:09 all 8.29 0.00 1.43 0.49 0.00 89.79 01:00:09 0 4.36 0.00 1.35 0.38 0.00 93.90 01:00:09 1 12.23 0.00 1.51 0.59 0.01 85.66 01:10:01 all 6.55 0.00 1.14 0.19 0.01 92.11 01:10:01 0 7.06 0.00 1.07 0.10 0.01 91.76 01:10:01 1 6.05 0.00 1.21 0.28 0.01 92.45 01:20:19 all 3.90 0.00 0.54 0.01 0.01 95.54 01:20:19 0 4.49 0.00 0.54 0.01 0.01 94.95 01:20:19 1 3.30 0.00 0.53 0.01 0.01 96.14 Average: all 6.21 0.00 1.03 0.23 0.01 92.53 Average: 0 5.29 0.00 0.98 0.16 0.01 93.57 Average: 1 7.14 0.00 1.08 0.29 0.01 91.49