---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-765 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 8.1G 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 5101 4 2371 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:4a:56:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.114/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80445sec preferred_lft 80445sec inet6 fe80::f816:3eff:fe4a:56b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-765) 09/06/26 _x86_64_ (2 CPU) 01:11:38 LINUX RESTART (2 CPU) 01:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:30:01 1.45 0.01 1.42 0.02 0.05 17.95 854.65 01:40:01 1.14 0.00 1.12 0.02 0.00 13.94 0.80 01:50:02 1.16 0.00 1.15 0.02 0.00 14.23 0.72 02:00:01 1.37 0.00 1.34 0.03 0.00 17.12 854.59 02:10:02 1.21 0.00 1.19 0.02 0.00 14.68 0.72 02:20:02 1.21 0.00 1.20 0.02 0.00 14.67 0.80 02:30:01 1.59 0.00 1.56 0.03 0.00 18.93 855.48 02:40:01 1.36 0.00 1.35 0.02 0.00 15.84 0.80 02:50:02 29.06 3.05 22.97 3.03 230.63 3796.05 2821.75 Average: 4.40 0.34 3.70 0.36 25.67 436.63 599.03 01:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:30:01 6238584 7525176 294312 3.62 31128 1461624 734860 8.00 463728 1212844 164 01:40:01 6238336 7525452 294020 3.62 31312 1461948 734924 8.00 463848 1213352 160 01:50:02 6238088 7525744 293720 3.61 31516 1462276 735128 8.01 463900 1213884 212 02:00:01 6239204 7527548 291912 3.59 31724 1462732 735128 8.01 464128 1214420 272 02:10:02 6239204 7528080 291372 3.58 31924 1463056 735128 8.01 464168 1214944 156 02:20:02 6238200 7527632 291808 3.59 32132 1463396 735192 8.01 464360 1215488 216 02:30:01 6238036 7528036 291388 3.58 32356 1463716 735192 8.01 464244 1216036 260 02:40:01 6236300 7526836 292592 3.60 32564 1464048 735264 8.01 464556 1216576 276 02:50:02 5298564 7418020 357136 4.39 90928 2197312 801812 8.73 593312 1962316 23744 Average: 6133835 7514725 299807 3.69 38398 1544456 742514 8.09 478472 1297762 2829 01:20:02 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 0.66 0.08 0.09 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 0.67 0.07 0.26 0.03 0.00 0.00 0.00 0.00 01:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:02 ens3 0.48 0.11 0.09 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 0.40 0.08 0.07 0.03 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 0.38 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 0.29 0.04 0.03 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 0.29 0.04 0.04 0.01 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 0.45 0.22 0.08 0.59 0.00 0.00 0.00 0.00 02:50:02 lo 1.35 1.35 0.09 0.09 0.00 0.00 0.00 0.00 02:50:02 ens3 87.94 69.34 359.78 23.40 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 10.19 7.79 40.12 2.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-765) 09/06/26 _x86_64_ (2 CPU) 01:11:38 LINUX RESTART (2 CPU) 01:20:02 CPU %user %nice %system %iowait %steal %idle 01:30:01 all 0.33 0.00 0.20 0.01 0.00 99.45 01:30:01 0 0.28 0.00 0.21 0.01 0.00 99.50 01:30:01 1 0.37 0.00 0.20 0.02 0.01 99.40 01:40:01 all 0.26 0.00 0.09 0.01 0.00 99.63 01:40:01 0 0.17 0.00 0.11 0.00 0.01 99.72 01:40:01 1 0.36 0.00 0.08 0.02 0.00 99.55 01:50:02 all 0.26 0.00 0.09 0.01 0.01 99.63 01:50:02 0 0.44 0.00 0.05 0.02 0.00 99.48 01:50:02 1 0.08 0.00 0.12 0.01 0.01 99.79 02:00:01 all 0.28 0.00 0.20 0.01 0.00 99.50 02:00:01 0 0.09 0.00 0.21 0.01 0.01 99.69 02:00:01 1 0.47 0.00 0.20 0.01 0.00 99.32 02:10:02 all 0.27 0.00 0.08 0.01 0.00 99.64 02:10:02 0 0.06 0.00 0.11 0.00 0.00 99.83 02:10:02 1 0.47 0.00 0.06 0.02 0.00 99.45 02:20:02 all 0.26 0.00 0.10 0.01 0.01 99.62 02:20:02 0 0.06 0.00 0.13 0.00 0.01 99.80 02:20:02 1 0.46 0.00 0.07 0.02 0.00 99.45 02:30:01 all 0.28 0.00 0.18 0.01 0.00 99.52 02:30:01 0 0.08 0.00 0.21 0.02 0.00 99.69 02:30:01 1 0.48 0.00 0.15 0.01 0.00 99.35 02:40:01 all 0.24 0.00 0.10 0.01 0.01 99.65 02:40:01 0 0.08 0.00 0.13 0.01 0.01 99.77 02:40:01 1 0.40 0.00 0.07 0.01 0.00 99.52 02:50:02 all 18.06 0.00 2.47 0.65 0.02 78.80 02:50:02 0 10.95 0.00 2.36 0.71 0.02 85.97 02:50:02 1 25.19 0.00 2.58 0.60 0.02 71.62 Average: all 2.25 0.00 0.39 0.08 0.01 97.27 Average: 0 1.36 0.00 0.39 0.09 0.01 98.16 Average: 1 3.15 0.00 0.39 0.08 0.01 96.38