---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-761 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 762 5182 4 2291 7179 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:3d:8c:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80365sec preferred_lft 80365sec inet6 fe80::f816:3eff:fe3d:8ce3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-761) 09/06/26 _x86_64_ (2 CPU) 01:11:38 LINUX RESTART (2 CPU) 01:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:30:01 1.57 0.01 1.54 0.02 0.05 18.57 652.12 01:40:01 1.95 0.33 1.61 0.01 43.48 104.80 0.17 01:50:21 1.35 0.00 1.34 0.01 0.00 15.92 28.87 02:00:01 1.64 0.00 1.60 0.03 0.00 19.24 934.21 02:10:01 1.36 0.00 1.34 0.02 0.00 15.77 49.72 02:20:21 1.37 0.00 1.37 0.01 0.00 16.02 24.06 02:30:01 1.51 0.00 1.49 0.01 0.00 17.78 661.60 02:40:01 1.13 0.00 1.13 0.00 0.00 13.99 0.00 02:50:11 25.37 2.78 20.38 2.21 219.86 3391.26 663.67 Average: 4.18 0.35 3.57 0.26 29.68 407.87 329.48 01:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:30:01 6281788 7528868 291824 3.59 30664 1423292 529748 5.77 443968 1184164 160 01:40:01 6226392 7513276 306408 3.77 31276 1461988 732272 7.98 458580 1213384 288 01:50:21 6232972 7520404 299260 3.68 31488 1462312 732340 7.98 458836 1213924 132 02:00:01 6224424 7512568 307024 3.78 31716 1462764 732552 7.98 459200 1214476 272 02:10:01 6224200 7512876 306704 3.77 31916 1463092 732584 7.98 459228 1215000 280 02:20:21 6231788 7520984 298628 3.67 32096 1463420 732584 7.98 459260 1215512 192 02:30:01 6224024 7513724 305876 3.76 32260 1463748 732712 7.98 459484 1216004 144 02:40:01 6231120 7521324 298272 3.67 32428 1464080 732712 7.98 459484 1216504 280 02:50:11 5169932 7392260 374064 4.60 88728 2294420 836176 9.11 603208 2057768 444 Average: 6116293 7504032 309784 3.81 38064 1551013 721520 7.86 473472 1305193 244 01:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.65 0.07 0.09 0.04 0.00 0.00 0.00 0.00 01:40:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.93 0.26 3.51 0.05 0.00 0.00 0.00 0.00 01:50:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:21 ens3 0.45 0.10 0.08 0.04 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.41 0.07 0.07 0.03 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 0.37 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:20:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:21 ens3 0.29 0.05 0.04 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.37 0.12 0.04 0.56 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.33 0.07 0.07 0.03 0.00 0.00 0.00 0.00 02:50:11 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:50:11 ens3 91.31 69.30 319.11 16.41 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 10.74 7.92 36.50 1.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-761) 09/06/26 _x86_64_ (2 CPU) 01:11:38 LINUX RESTART (2 CPU) 01:20:07 CPU %user %nice %system %iowait %steal %idle 01:30:01 all 0.32 0.00 0.19 0.01 0.01 99.47 01:30:01 0 0.13 0.00 0.22 0.00 0.01 99.65 01:30:01 1 0.51 0.00 0.17 0.02 0.01 99.29 01:40:01 all 0.51 0.00 0.14 0.03 0.00 99.32 01:40:01 0 0.37 0.00 0.16 0.04 0.01 99.42 01:40:01 1 0.66 0.00 0.12 0.01 0.00 99.21 01:50:21 all 0.27 0.00 0.09 0.01 0.01 99.63 01:50:21 0 0.35 0.00 0.07 0.02 0.00 99.56 01:50:21 1 0.19 0.00 0.10 0.00 0.01 99.70 02:00:01 all 0.31 0.00 0.19 0.01 0.01 99.48 02:00:01 0 0.45 0.00 0.19 0.02 0.01 99.34 02:00:01 1 0.18 0.00 0.20 0.00 0.01 99.61 02:10:01 all 0.26 0.00 0.08 0.01 0.01 99.64 02:10:01 0 0.47 0.00 0.05 0.02 0.00 99.46 02:10:01 1 0.06 0.00 0.11 0.00 0.01 99.82 02:20:21 all 0.26 0.00 0.08 0.02 0.00 99.64 02:20:21 0 0.46 0.00 0.05 0.03 0.00 99.46 02:20:21 1 0.06 0.00 0.11 0.01 0.01 99.82 02:30:01 all 0.30 0.00 0.19 0.02 0.00 99.50 02:30:01 0 0.41 0.00 0.18 0.03 0.00 99.37 02:30:01 1 0.18 0.00 0.19 0.00 0.01 99.62 02:40:01 all 0.26 0.00 0.10 0.01 0.01 99.62 02:40:01 0 0.06 0.00 0.12 0.01 0.01 99.80 02:40:01 1 0.46 0.00 0.08 0.01 0.00 99.44 02:50:11 all 13.86 0.00 2.41 0.56 0.02 83.15 02:50:11 0 12.12 0.00 2.24 0.57 0.02 85.06 02:50:11 1 15.61 0.00 2.59 0.54 0.01 81.24 Average: all 1.84 0.00 0.39 0.08 0.01 97.69 Average: 0 1.67 0.00 0.37 0.08 0.01 97.87 Average: 1 2.02 0.00 0.41 0.07 0.01 97.50