---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41906 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 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 787 5107 4 2349 7154 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:c0:df:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 4404sec preferred_lft 4404sec inet6 fe80::f816:3eff:fec0:df84/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41906) 08/29/26 _x86_64_ (2 CPU) 00:00:38 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:17 1.89 0.02 1.86 0.02 0.84 22.75 0.70 00:20:01 1.85 0.11 1.71 0.03 3.14 23.97 291.35 00:30:07 1.75 0.00 1.73 0.02 0.00 19.03 1.12 00:40:37 25.95 2.68 21.01 2.26 211.62 3271.85 873.82 00:50:01 1.74 0.01 1.70 0.03 0.51 61.15 3.09 01:00:37 1.59 0.00 1.58 0.02 0.00 18.33 0.21 01:10:07 1.35 0.00 1.35 0.00 0.00 15.59 0.00 Average: 5.36 0.42 4.58 0.36 32.60 516.79 173.48 00:00:38 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:17 6116348 7510984 296872 3.65 54112 1537096 540756 5.89 418352 1361412 368 00:20:01 6133804 7489036 318792 3.92 54272 1497512 537868 5.86 416664 1321764 276 00:30:07 6154716 7510396 297400 3.66 54388 1497832 537868 5.86 416680 1322204 264 00:40:37 5143632 7420880 334672 4.12 105024 2323960 564776 6.15 507708 2153916 7080 00:50:01 5117544 7395516 359944 4.43 105136 2324616 634312 6.91 548436 2154680 264 01:00:37 5115516 7393964 361388 4.44 105260 2325000 634376 6.91 548628 2155156 188 01:10:07 5109372 7388380 366808 4.51 105336 2325448 673564 7.34 554620 2155584 480 Average: 5555847 7444165 333697 4.10 83361 1975923 589074 6.42 487298 1803531 1274 00:00:38 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:17 ens3 0.41 0.12 0.15 0.10 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.39 0.13 0.11 0.07 0.00 0.00 0.00 0.00 00:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:07 ens3 0.66 0.18 0.21 0.13 0.00 0.00 0.00 0.00 00:40:37 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 00:40:37 ens3 56.78 44.02 301.34 10.88 0.00 0.00 0.00 0.00 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 4.09 1.19 0.87 0.25 0.00 0.00 0.00 0.00 01:00:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:37 ens3 1.07 0.22 0.16 0.05 0.00 0.00 0.00 0.00 01:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:07 ens3 3.74 0.32 0.60 0.17 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 10.02 6.95 45.82 1.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41906) 08/29/26 _x86_64_ (2 CPU) 00:00:38 CPU %user %nice %system %iowait %steal %idle 00:10:17 all 0.25 0.00 0.11 0.01 0.00 99.62 00:10:17 0 0.35 0.00 0.10 0.01 0.00 99.54 00:10:17 1 0.15 0.00 0.13 0.02 0.00 99.70 00:20:01 all 0.65 0.00 0.24 0.02 0.00 99.10 00:20:01 0 0.53 0.00 0.27 0.01 0.00 99.19 00:20:01 1 0.77 0.00 0.21 0.02 0.00 99.00 00:30:07 all 0.25 0.00 0.16 0.01 0.00 99.58 00:30:07 0 0.06 0.00 0.17 0.00 0.00 99.77 00:30:07 1 0.44 0.00 0.15 0.02 0.00 99.39 00:40:37 all 11.01 0.00 1.92 0.56 0.01 86.50 00:40:37 0 15.72 0.00 2.22 0.68 0.01 81.37 00:40:37 1 6.31 0.00 1.61 0.44 0.00 91.63 00:50:01 all 0.52 0.00 0.16 0.02 0.01 99.29 00:50:01 0 0.54 0.00 0.10 0.02 0.01 99.33 00:50:01 1 0.50 0.00 0.23 0.01 0.01 99.25 01:00:37 all 0.38 0.00 0.21 0.01 0.01 99.39 01:00:37 0 0.30 0.00 0.22 0.00 0.00 99.47 01:00:37 1 0.46 0.00 0.20 0.02 0.01 99.31 01:10:07 all 0.40 0.00 0.16 0.01 0.01 99.42 01:10:07 0 0.29 0.00 0.22 0.00 0.01 99.48 01:10:07 1 0.51 0.00 0.10 0.02 0.01 99.36 Average: all 2.01 0.00 0.44 0.10 0.01 97.45 Average: 0 2.67 0.00 0.49 0.11 0.01 96.73 Average: 1 1.36 0.00 0.39 0.08 0.00 98.17