---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-57868 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: 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 8.0G 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 755 5183 4 2296 7185 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:f7:48:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80741sec preferred_lft 80741sec inet6 fe80::f816:3eff:fef7:482f/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-57868) 09/24/26 _x86_64_ (2 CPU) 01:04:32 LINUX RESTART (2 CPU) 01:10:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:14 1.28 0.01 1.27 0.00 0.07 15.97 4.97 01:30:14 1.39 0.00 1.35 0.03 0.00 17.33 263.05 01:40:14 1.16 0.00 1.14 0.02 0.00 14.28 49.73 01:50:12 1.21 0.00 1.20 0.02 0.00 15.04 44.92 02:00:14 1.41 0.00 1.38 0.03 0.00 17.25 262.62 02:10:02 1.24 0.00 1.23 0.02 0.00 15.06 50.66 02:20:14 1.22 0.00 1.21 0.02 0.00 14.93 48.84 02:30:01 1.33 0.00 1.29 0.03 0.00 16.77 268.71 Average: 1.28 0.00 1.26 0.02 0.01 15.83 123.85 01:10:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:14 6241916 7528584 290384 3.57 31116 1461872 713212 7.77 466644 1213072 136 01:30:14 6241400 7528640 290324 3.57 31328 1462204 713404 7.77 466860 1213616 132 01:40:14 6256324 7544076 274912 3.38 31512 1462528 713408 7.77 467220 1214124 140 01:50:12 6256740 7545096 273892 3.37 31732 1462912 713544 7.77 467296 1214664 132 02:00:14 6253020 7541920 277044 3.41 31928 1463248 713608 7.77 467428 1215192 140 02:10:02 6252108 7541668 277308 3.41 32128 1463700 713608 7.77 467700 1215720 240 02:20:14 6255716 7545804 273164 3.36 32328 1464020 713616 7.77 467780 1216240 156 02:30:01 6241168 7531948 286984 3.53 32548 1464488 713616 7.77 467868 1216788 336 Average: 6249799 7538467 280502 3.45 31828 1463122 713502 7.77 467350 1214927 176 01:10:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:14 ens3 0.69 0.05 0.09 0.03 0.00 0.00 0.00 0.00 01:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:14 ens3 0.99 0.09 8.57 0.08 0.00 0.00 0.00 0.00 01:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:14 ens3 0.59 0.08 0.12 0.06 0.00 0.00 0.00 0.00 01:50:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:12 ens3 0.21 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:14 ens3 0.37 0.15 0.04 0.49 0.00 0.00 0.00 0.00 02:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:02 ens3 0.22 0.05 0.05 0.03 0.00 0.00 0.00 0.00 02:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:14 ens3 0.21 0.04 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 0.23 0.06 0.07 0.04 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 0.44 0.07 1.13 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-57868) 09/24/26 _x86_64_ (2 CPU) 01:04:32 LINUX RESTART (2 CPU) 01:10:14 CPU %user %nice %system %iowait %steal %idle 01:20:14 all 0.26 0.00 0.08 0.01 0.00 99.65 01:20:14 0 0.46 0.00 0.05 0.01 0.00 99.47 01:20:14 1 0.05 0.00 0.11 0.01 0.00 99.82 01:30:14 all 0.31 0.00 0.18 0.01 0.00 99.50 01:30:14 0 0.55 0.00 0.13 0.03 0.00 99.30 01:30:14 1 0.08 0.00 0.23 0.00 0.00 99.69 01:40:14 all 0.26 0.00 0.07 0.01 0.00 99.66 01:40:14 0 0.46 0.00 0.04 0.01 0.00 99.50 01:40:14 1 0.05 0.00 0.10 0.02 0.00 99.82 01:50:12 all 0.26 0.00 0.07 0.01 0.00 99.66 01:50:12 0 0.46 0.00 0.03 0.01 0.00 99.50 01:50:12 1 0.06 0.00 0.10 0.02 0.00 99.82 02:00:14 all 0.30 0.00 0.15 0.02 0.00 99.54 02:00:14 0 0.27 0.00 0.15 0.01 0.00 99.57 02:00:14 1 0.32 0.00 0.16 0.02 0.00 99.50 02:10:02 all 0.25 0.00 0.07 0.01 0.00 99.66 02:10:02 0 0.05 0.00 0.08 0.01 0.00 99.86 02:10:02 1 0.45 0.00 0.06 0.02 0.00 99.46 02:20:14 all 0.25 0.00 0.07 0.01 0.00 99.67 02:20:14 0 0.04 0.00 0.09 0.01 0.00 99.86 02:20:14 1 0.45 0.00 0.06 0.01 0.00 99.48 02:30:01 all 0.26 0.00 0.15 0.01 0.00 99.58 02:30:01 0 0.06 0.00 0.18 0.02 0.00 99.73 02:30:01 1 0.45 0.00 0.13 0.00 0.00 99.42 Average: all 0.27 0.00 0.10 0.01 0.00 99.61 Average: 0 0.29 0.00 0.09 0.01 0.00 99.60 Average: 1 0.24 0.00 0.12 0.01 0.00 99.63