---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-115 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 8.2G 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 774 4976 4 2492 7166 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:7d:18:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.139/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83718sec preferred_lft 83718sec inet6 fe80::f816:3eff:fe7d:18a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-115) 09/05/26 _x86_64_ (2 CPU) 01:06:20 LINUX RESTART (2 CPU) 01:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 11.02 1.24 8.51 1.26 109.18 1121.58 691.58 01:30:03 1.50 0.01 1.48 0.02 0.05 26.07 3.50 01:40:03 1.21 0.00 1.21 0.00 0.00 17.03 0.00 01:50:01 4.50 0.37 3.46 0.67 44.55 225.43 143.48 Average: 4.55 0.40 3.66 0.49 38.39 347.12 209.38 01:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 5211200 7394608 372560 4.58 87420 2257124 625176 6.81 584836 2029256 268 01:30:03 5205916 7392036 374860 4.61 87580 2259668 628444 6.84 588320 2031968 244 01:40:03 5205692 7392820 374080 4.60 87720 2260536 628584 6.85 588244 2032976 184 01:50:01 5105276 7341760 424204 5.22 89852 2307464 867704 9.45 659356 2071736 24896 Average: 5182021 7380306 386426 4.75 88143 2271198 687477 7.49 605189 2041484 6398 01:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 1.16 1.16 0.07 0.07 0.00 0.00 0.00 0.00 01:20:01 ens3 9.53 6.32 35.94 1.62 0.00 0.00 0.00 0.00 01:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:03 ens3 0.75 0.25 0.15 0.10 0.00 0.00 0.00 0.00 01:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:03 ens3 0.75 0.35 0.16 0.12 0.00 0.00 0.00 0.00 01:50:01 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 01:50:01 ens3 5.77 4.15 11.64 5.65 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 4.19 2.76 11.96 1.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-115) 09/05/26 _x86_64_ (2 CPU) 01:06:20 LINUX RESTART (2 CPU) 01:10:03 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 6.71 0.00 0.95 0.19 0.01 92.14 01:20:01 0 6.93 0.00 0.87 0.23 0.01 91.95 01:20:01 1 6.48 0.00 1.03 0.14 0.02 92.33 01:30:03 all 1.46 0.00 0.26 0.01 0.01 98.27 01:30:03 0 0.86 0.00 0.27 0.01 0.01 98.85 01:30:03 1 2.06 0.00 0.24 0.01 0.01 97.68 01:40:03 all 1.05 0.00 0.13 0.01 0.01 98.80 01:40:03 0 1.07 0.00 0.14 0.01 0.01 98.77 01:40:03 1 1.03 0.00 0.12 0.01 0.01 98.83 01:50:01 all 3.37 0.00 0.41 0.08 0.01 96.14 01:50:01 0 4.19 0.00 0.39 0.10 0.01 95.31 01:50:01 1 2.54 0.00 0.43 0.06 0.01 96.96 Average: all 3.14 0.00 0.44 0.07 0.01 96.34 Average: 0 3.26 0.00 0.42 0.09 0.01 96.23 Average: 1 3.03 0.00 0.45 0.05 0.01 96.45