---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65424 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 893 4849 4 2499 7048 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:05:e6:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.212/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83578sec preferred_lft 83578sec inet6 fe80::f816:3eff:fe05:e649/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65424) 10/17/26 _x86_64_ (2 CPU) 01:15:47 LINUX RESTART (2 CPU) 01:20:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:30:28 3.28 0.03 3.20 0.05 1.70 499.79 2.24 01:40:01 1.43 0.01 1.42 0.01 0.06 113.02 0.08 01:50:11 1.53 0.00 1.52 0.00 0.20 35.13 0.03 02:00:12 2.40 0.31 2.07 0.02 42.60 119.21 0.41 Average: 2.18 0.09 2.07 0.02 11.15 194.26 0.71 01:20:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:30:28 4958952 7247000 513312 6.31 113436 2329796 888932 9.68 741704 2116884 228 01:40:01 4928964 7245228 514464 6.33 113588 2357492 896516 9.76 749364 2144728 272 01:50:11 4919492 7241472 518084 6.37 113736 2362976 874732 9.53 750780 2150248 176 02:00:12 4843004 7206972 551612 6.78 114040 2404136 1069300 11.65 768136 2181616 248 Average: 4912603 7235168 524368 6.45 113700 2363600 932370 10.16 752496 2148369 231 01:20:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:30:28 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 01:30:28 ens3 84.55 66.15 27.40 11.27 0.00 0.00 0.00 0.00 01:40:01 lo 1.08 1.08 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 15.45 15.13 14.61 1.23 0.00 0.00 0.00 0.00 01:50:11 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 01:50:11 ens3 24.76 23.93 13.69 1.78 0.00 0.00 0.00 0.00 02:00:12 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 02:00:12 ens3 12.87 12.51 5.84 0.88 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 34.94 29.83 15.47 3.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65424) 10/17/26 _x86_64_ (2 CPU) 01:15:47 LINUX RESTART (2 CPU) 01:20:10 CPU %user %nice %system %iowait %steal %idle 01:30:28 all 3.41 0.00 0.89 0.02 0.01 95.68 01:30:28 0 3.68 0.00 0.90 0.01 0.01 95.40 01:30:28 1 3.13 0.00 0.89 0.02 0.01 95.95 01:40:01 all 2.74 0.00 0.55 0.01 0.01 96.68 01:40:01 0 2.01 0.00 0.46 0.02 0.01 97.50 01:40:01 1 3.47 0.00 0.64 0.01 0.01 95.86 01:50:11 all 1.48 0.00 0.38 0.02 0.01 98.11 01:50:11 0 1.27 0.00 0.34 0.02 0.00 98.37 01:50:11 1 1.70 0.00 0.43 0.01 0.01 97.85 02:00:12 all 1.05 0.00 0.40 0.03 0.00 98.52 02:00:12 0 1.10 0.00 0.36 0.02 0.01 98.51 02:00:12 1 1.00 0.00 0.44 0.04 0.00 98.52 Average: all 2.17 0.00 0.56 0.02 0.01 97.24 Average: 0 2.02 0.00 0.52 0.02 0.01 97.43 Average: 1 2.32 0.00 0.60 0.02 0.01 97.05