---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-60722 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 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 758 5169 4 2307 7183 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:b9:f7:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.0/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80477sec preferred_lft 80477sec inet6 fe80::f816:3eff:feb9:f7fd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60722) 09/30/26 _x86_64_ (2 CPU) 00:56:27 LINUX RESTART (2 CPU) 01:00:32 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:01 1.25 0.03 1.22 0.00 1.31 15.51 6.05 01:20:27 1.20 0.01 1.19 0.00 0.06 15.28 5.49 01:30:32 1.38 0.00 1.36 0.02 0.00 17.36 6.03 01:40:01 15.14 0.00 1.20 13.93 0.15 14.79 114995.07 01:50:17 1.70 0.32 1.37 0.01 42.38 101.14 0.17 02:00:32 1.36 0.00 1.34 0.01 0.00 17.19 628.60 02:10:01 1.19 0.00 1.19 0.00 0.00 14.47 0.00 02:20:32 24.60 2.69 19.77 2.15 212.52 3356.46 611.16 02:30:17 1.51 0.00 1.49 0.02 0.00 24.35 0.37 Average: 5.55 0.36 3.46 1.73 29.93 418.32 12296.89 01:00:32 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:01 6285284 7537840 282620 3.48 30652 1428480 524300 5.71 454644 1188612 244 01:20:27 6288032 7541112 279332 3.43 30844 1428812 524276 5.71 454868 1189132 176 01:30:32 6267828 7521420 298980 3.68 31012 1429172 524276 5.71 454864 1189636 168 01:40:01 6275668 7529784 290536 3.57 31164 1429508 524600 5.71 455284 1190120 240 01:50:17 6207272 7501428 317916 3.91 31776 1468440 726548 7.91 473508 1219520 248 02:00:32 6201328 7496204 323084 3.97 31960 1468928 726676 7.91 473824 1220064 132 02:10:01 6209740 7505084 314192 3.86 32128 1469228 726676 7.91 473828 1220528 260 02:20:32 5125580 7367536 398156 4.90 87712 2314468 844200 9.20 614212 2075856 260 02:30:17 5108208 7352144 413440 5.08 87868 2316288 845728 9.21 607468 2077836 188 Average: 5996549 7483617 324251 3.99 43902 1639258 663031 7.22 495833 1396812 213 01:00:32 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 1.22 0.05 2.54 0.03 0.00 0.00 0.00 0.00 01:20:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:27 ens3 0.46 0.09 0.12 0.06 0.00 0.00 0.00 0.00 01:30:32 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:32 ens3 0.28 0.06 0.07 0.04 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.44 0.08 0.11 0.06 0.00 0.00 0.00 0.00 01:50:17 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:50:17 ens3 0.42 0.20 3.23 0.03 0.00 0.00 0.00 0.00 02:00:32 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:32 ens3 0.24 0.13 0.04 0.50 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.23 0.07 0.06 0.04 0.00 0.00 0.00 0.00 02:20:32 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 02:20:32 ens3 78.17 51.61 322.13 11.47 0.00 0.00 0.00 0.00 02:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:17 ens3 9.91 7.29 61.87 0.91 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 10.60 6.92 45.18 1.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60722) 09/30/26 _x86_64_ (2 CPU) 00:56:27 LINUX RESTART (2 CPU) 01:00:32 CPU %user %nice %system %iowait %steal %idle 01:10:01 all 0.31 0.00 0.09 0.01 0.00 99.59 01:10:01 0 0.18 0.00 0.09 0.01 0.00 99.72 01:10:01 1 0.44 0.00 0.08 0.02 0.00 99.46 01:20:27 all 0.26 0.00 0.07 0.02 0.00 99.66 01:20:27 0 0.07 0.00 0.09 0.00 0.00 99.84 01:20:27 1 0.45 0.00 0.04 0.03 0.00 99.48 01:30:32 all 0.30 0.00 0.18 0.01 0.00 99.50 01:30:32 0 0.21 0.00 0.20 0.00 0.00 99.59 01:30:32 1 0.39 0.00 0.16 0.02 0.00 99.42 01:40:01 all 0.27 0.00 0.09 0.04 0.00 99.60 01:40:01 0 0.47 0.00 0.06 0.01 0.00 99.47 01:40:01 1 0.07 0.00 0.12 0.07 0.00 99.74 01:50:17 all 0.41 0.00 0.11 0.03 0.00 99.44 01:50:17 0 0.74 0.00 0.11 0.06 0.00 99.09 01:50:17 1 0.08 0.00 0.12 0.00 0.00 99.79 02:00:32 all 0.31 0.00 0.17 0.01 0.00 99.50 02:00:32 0 0.08 0.00 0.17 0.02 0.00 99.72 02:00:32 1 0.53 0.00 0.18 0.00 0.00 99.28 02:10:01 all 0.25 0.00 0.07 0.01 0.00 99.66 02:10:01 0 0.04 0.00 0.08 0.02 0.00 99.85 02:10:01 1 0.46 0.00 0.05 0.00 0.00 99.48 02:20:32 all 11.15 0.00 1.94 0.63 0.01 86.27 02:20:32 0 9.51 0.00 1.93 0.75 0.01 87.79 02:20:32 1 12.80 0.00 1.94 0.50 0.01 84.75 02:30:17 all 0.73 0.00 0.30 0.07 0.01 98.89 02:30:17 0 0.55 0.00 0.29 0.01 0.01 99.14 02:30:17 1 0.91 0.00 0.31 0.13 0.01 98.63 Average: all 1.62 0.00 0.35 0.10 0.00 97.93 Average: 0 1.37 0.00 0.35 0.10 0.00 98.17 Average: 1 1.87 0.00 0.35 0.09 0.00 97.69