---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41912 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 8.0G 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 781 5031 4 2431 7160 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:b8:50:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.100/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 4987sec preferred_lft 4987sec inet6 fe80::f816:3eff:feb8:5081/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41912) 08/29/26 _x86_64_ (2 CPU) 00:00:36 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:15 1.77 0.02 1.73 0.02 0.84 20.82 0.66 00:20:36 1.91 0.10 1.77 0.03 2.95 24.13 137.53 00:30:05 1.87 0.00 1.84 0.03 0.00 20.29 0.37 00:40:36 25.86 2.66 20.95 2.25 210.50 3325.36 865.06 00:50:15 1.92 0.01 1.88 0.03 0.50 99.23 3.03 01:00:36 1.84 0.00 1.82 0.02 0.00 91.24 0.32 Average: 6.07 0.49 5.17 0.42 37.66 625.93 176.25 00:00:36 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:15 6130620 7525080 282884 3.48 54364 1536680 533660 5.81 421936 1361624 380 00:20:36 6136860 7491968 315948 3.89 54524 1497160 531044 5.78 420648 1322048 136 00:30:05 6137908 7493448 314276 3.86 54636 1497456 578568 6.30 426384 1322452 228 00:40:36 5150000 7427180 328320 4.04 105284 2323536 556588 6.06 504564 2154140 8200 00:50:15 5099140 7387336 368024 4.53 105400 2334508 653076 7.11 556052 2165204 308 01:00:36 5073652 7384156 371192 4.56 105496 2356584 647484 7.05 558828 2187492 616 Average: 5621363 7451528 330107 4.06 79951 1924321 583403 6.35 481402 1752160 1645 00:00:36 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:15 ens3 0.40 0.10 0.15 0.09 0.00 0.00 0.00 0.00 00:20:36 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:36 ens3 0.43 0.13 0.13 0.08 0.00 0.00 0.00 0.00 00:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:05 ens3 0.64 0.16 0.20 0.11 0.00 0.00 0.00 0.00 00:40:36 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 00:40:36 ens3 57.13 43.68 300.69 10.77 0.00 0.00 0.00 0.00 00:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:15 ens3 38.16 33.00 7.78 4.24 0.00 0.00 0.00 0.00 01:00:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:36 ens3 44.00 42.79 9.58 6.32 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 23.99 20.42 55.75 3.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41912) 08/29/26 _x86_64_ (2 CPU) 00:00:36 CPU %user %nice %system %iowait %steal %idle 00:10:15 all 0.28 0.00 0.10 0.01 0.00 99.61 00:10:15 0 0.50 0.00 0.07 0.00 0.00 99.42 00:10:15 1 0.05 0.00 0.12 0.02 0.01 99.80 00:20:36 all 0.61 0.00 0.22 0.01 0.00 99.15 00:20:36 0 0.44 0.00 0.24 0.00 0.00 99.31 00:20:36 1 0.78 0.00 0.19 0.02 0.00 99.00 00:30:05 all 0.28 0.00 0.17 0.01 0.00 99.52 00:30:05 0 0.07 0.00 0.18 0.02 0.01 99.73 00:30:05 1 0.50 0.00 0.17 0.01 0.00 99.32 00:40:36 all 11.15 0.00 1.92 0.53 0.01 86.39 00:40:36 0 14.08 0.00 1.98 0.59 0.01 83.35 00:40:36 1 8.24 0.00 1.86 0.47 0.01 89.42 00:50:15 all 4.42 0.00 0.51 0.02 0.01 95.05 00:50:15 0 4.06 0.00 0.47 0.01 0.01 95.44 00:50:15 1 4.77 0.00 0.55 0.02 0.01 94.65 01:00:36 all 6.74 0.00 0.71 0.01 0.01 92.53 01:00:36 0 9.13 0.00 0.69 0.01 0.01 90.16 01:00:36 1 4.39 0.00 0.72 0.02 0.01 94.86 Average: all 4.02 0.00 0.62 0.10 0.01 95.25 Average: 0 4.85 0.00 0.62 0.11 0.01 94.41 Average: 1 3.19 0.00 0.62 0.10 0.01 96.09