---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8521 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 755 5188 4 2292 7186 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:66:fd:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80809sec preferred_lft 80809sec inet6 fe80::f816:3eff:fe66:fdff/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-8521) 09/16/26 _x86_64_ (2 CPU) 01:05:17 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:13 1.26 0.03 1.23 0.00 1.23 15.46 0.21 01:30:28 1.29 0.01 1.26 0.02 0.05 16.37 0.46 01:40:01 1.85 0.34 1.49 0.01 45.57 108.92 15.82 01:50:23 1.26 0.00 1.24 0.02 0.00 15.33 48.13 02:00:28 1.53 0.00 1.50 0.03 0.00 18.92 895.44 02:10:01 15.24 0.00 1.38 13.86 0.15 16.20 114144.89 02:20:28 1.38 0.00 1.38 0.00 0.00 16.19 0.00 02:30:23 1.63 0.00 1.62 0.02 0.00 19.75 859.45 Average: 3.09 0.05 1.39 1.66 5.59 27.80 13789.29 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:13 6286448 7533488 286896 3.53 30596 1423088 531792 5.79 453404 1184200 152 01:30:28 6288160 7535792 284536 3.50 30804 1423456 530260 5.78 452216 1184768 232 01:40:01 6231980 7519548 299876 3.69 31440 1462248 732076 7.97 470372 1214120 244 01:50:23 6231224 7519372 300076 3.69 31652 1462608 732076 7.97 470600 1214692 140 02:00:28 6227544 7516360 302988 3.73 31884 1463004 733836 7.99 472144 1215256 140 02:10:01 6227292 7516764 302508 3.72 32060 1463468 732252 7.98 471296 1215740 240 02:20:28 6227292 7517292 301972 3.71 32228 1463824 732252 7.98 471116 1216264 180 02:30:23 6233832 7524476 294764 3.62 32396 1464284 732252 7.98 471372 1216764 176 Average: 6244222 7522886 296702 3.65 31632 1453248 682100 7.43 466565 1207726 188 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:13 ens3 0.76 0.10 0.13 0.06 0.00 0.00 0.00 0.00 01:30:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:28 ens3 0.49 0.06 0.34 0.03 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 0.81 0.29 3.52 0.05 0.00 0.00 0.00 0.00 01:50:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:23 ens3 0.22 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:00:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:28 ens3 0.39 0.14 0.07 0.48 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 0.22 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:20:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:28 ens3 0.21 0.04 0.03 0.01 0.00 0.00 0.00 0.00 02:30:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:23 ens3 0.23 0.04 0.04 0.01 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 0.41 0.09 0.50 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8521) 09/16/26 _x86_64_ (2 CPU) 01:05:17 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:13 all 0.29 0.00 0.09 0.01 0.01 99.60 01:20:13 0 0.50 0.00 0.06 0.00 0.00 99.43 01:20:13 1 0.09 0.00 0.12 0.02 0.01 99.76 01:30:28 all 0.29 0.00 0.20 0.01 0.00 99.50 01:30:28 0 0.14 0.00 0.19 0.01 0.00 99.64 01:30:28 1 0.43 0.00 0.20 0.01 0.00 99.35 01:40:01 all 0.42 0.00 0.13 0.03 0.00 99.42 01:40:01 0 0.25 0.00 0.15 0.04 0.01 99.55 01:40:01 1 0.59 0.00 0.11 0.02 0.00 99.28 01:50:23 all 0.27 0.00 0.08 0.01 0.00 99.63 01:50:23 0 0.05 0.00 0.10 0.02 0.00 99.82 01:50:23 1 0.48 0.00 0.06 0.00 0.00 99.45 02:00:28 all 0.35 0.00 0.18 0.01 0.00 99.46 02:00:28 0 0.16 0.00 0.21 0.02 0.00 99.60 02:00:28 1 0.53 0.00 0.14 0.01 0.00 99.31 02:10:01 all 0.24 0.00 0.09 0.04 0.00 99.62 02:10:01 0 0.05 0.00 0.12 0.07 0.00 99.76 02:10:01 1 0.43 0.00 0.06 0.02 0.00 99.48 02:20:28 all 0.27 0.00 0.08 0.04 0.00 99.61 02:20:28 0 0.06 0.00 0.10 0.00 0.01 99.83 02:20:28 1 0.47 0.00 0.05 0.08 0.00 99.39 02:30:23 all 0.28 0.00 0.20 0.01 0.01 99.50 02:30:23 0 0.07 0.00 0.21 0.01 0.01 99.70 02:30:23 1 0.49 0.00 0.19 0.02 0.01 99.30 Average: all 0.30 0.00 0.13 0.02 0.00 99.54 Average: 0 0.16 0.00 0.14 0.02 0.00 99.67 Average: 1 0.44 0.00 0.12 0.02 0.00 99.42