---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-9459 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 787 4969 4 2479 7154 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:ed:c5:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.244/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80343sec preferred_lft 80343sec inet6 fe80::f816:3eff:feed:c5a0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-9459) 09/19/26 _x86_64_ (2 CPU) 01:05:03 LINUX RESTART (2 CPU) 01:10:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:00 1.39 0.03 1.35 0.01 1.26 16.33 0.33 01:30:10 1.62 0.01 1.58 0.03 0.05 18.83 0.71 01:40:10 1.35 0.00 1.33 0.02 0.00 15.55 0.40 01:50:00 1.95 0.33 1.59 0.03 44.23 106.82 10.62 02:00:00 1.54 0.00 1.52 0.03 0.00 17.79 476.30 02:10:30 1.37 0.00 1.35 0.01 0.00 15.87 37.89 02:20:01 15.30 0.00 1.41 13.89 0.15 15.90 114493.36 02:30:30 1.75 0.01 1.73 0.01 1.58 20.31 406.93 02:40:00 26.13 2.98 20.63 2.52 234.47 3856.10 724.97 Average: 5.63 0.36 3.51 1.76 30.03 433.79 12334.32 01:10:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:00 6294944 7547196 273512 3.36 30676 1428168 521776 5.68 447960 1188368 156 01:30:10 6279952 7532828 287824 3.54 30920 1428540 522252 5.69 446988 1188980 180 01:40:10 6280228 7533640 287008 3.53 31128 1428864 522472 5.69 447420 1189512 188 01:50:00 6229748 7523124 296448 3.65 31764 1467688 724768 7.89 466116 1218888 164 02:00:00 6226536 7520588 298816 3.67 32000 1468088 724792 7.89 466176 1219456 184 02:10:30 6239892 7534652 284748 3.50 32208 1468572 724792 7.89 466392 1220024 188 02:20:01 6240936 7536188 283116 3.48 32360 1468904 724792 7.89 466336 1220480 172 02:30:30 6222888 7519340 299888 3.69 32544 1469900 724852 7.90 467136 1221092 136 02:40:00 5056152 7340684 424892 5.22 88200 2356508 895252 9.75 661648 2118292 6452 Average: 6119031 7509804 304028 3.74 37978 1553915 676194 7.37 481797 1309455 869 01:10:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.89 0.14 0.18 0.10 0.00 0.00 0.00 0.00 01:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:10 ens3 1.07 0.09 12.10 0.04 0.00 0.00 0.00 0.00 01:40:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:10 ens3 0.61 0.08 0.10 0.05 0.00 0.00 0.00 0.00 01:50:00 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:50:00 ens3 0.86 0.49 3.49 0.69 0.00 0.00 0.00 0.00 02:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 0.42 0.05 0.06 0.03 0.00 0.00 0.00 0.00 02:10:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:30 ens3 0.26 0.05 0.05 0.02 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.16 0.02 0.01 0.01 0.00 0.00 0.00 0.00 02:30:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:30 ens3 0.34 0.07 0.08 0.04 0.00 0.00 0.00 0.00 02:40:00 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 02:40:00 ens3 85.30 60.72 388.48 16.44 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 9.55 6.54 42.97 1.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-9459) 09/19/26 _x86_64_ (2 CPU) 01:05:03 LINUX RESTART (2 CPU) 01:10:20 CPU %user %nice %system %iowait %steal %idle 01:20:00 all 0.28 0.00 0.10 0.02 0.01 99.60 01:20:00 0 0.48 0.00 0.08 0.01 0.01 99.43 01:20:00 1 0.08 0.00 0.12 0.03 0.01 99.77 01:30:10 all 0.31 0.00 0.16 0.01 0.01 99.51 01:30:10 0 0.38 0.00 0.15 0.00 0.00 99.46 01:30:10 1 0.24 0.00 0.18 0.02 0.01 99.56 01:40:10 all 0.26 0.00 0.08 0.01 0.01 99.63 01:40:10 0 0.47 0.00 0.07 0.01 0.01 99.45 01:40:10 1 0.06 0.00 0.10 0.02 0.01 99.81 01:50:00 all 0.46 0.00 0.13 0.03 0.00 99.38 01:50:00 0 0.55 0.00 0.08 0.02 0.00 99.35 01:50:00 1 0.37 0.00 0.17 0.04 0.01 99.41 02:00:00 all 0.26 0.00 0.16 0.02 0.01 99.56 02:00:00 0 0.44 0.00 0.12 0.01 0.01 99.43 02:00:00 1 0.08 0.00 0.19 0.03 0.01 99.70 02:10:30 all 0.28 0.00 0.10 0.01 0.00 99.61 02:10:30 0 0.48 0.00 0.05 0.02 0.00 99.45 02:10:30 1 0.07 0.00 0.15 0.01 0.01 99.77 02:20:01 all 0.26 0.00 0.12 0.04 0.01 99.58 02:20:01 0 0.45 0.00 0.07 0.01 0.00 99.46 02:20:01 1 0.06 0.00 0.17 0.07 0.01 99.69 02:30:30 all 0.30 0.00 0.19 0.02 0.00 99.49 02:30:30 0 0.51 0.00 0.16 0.01 0.00 99.32 02:30:30 1 0.09 0.00 0.22 0.03 0.01 99.65 02:40:00 all 16.24 0.00 2.27 1.00 0.02 80.46 02:40:00 0 17.01 0.00 2.25 1.01 0.03 79.71 02:40:00 1 15.47 0.00 2.30 0.99 0.02 81.22 Average: all 1.99 0.00 0.36 0.12 0.01 97.52 Average: 0 2.22 0.00 0.33 0.12 0.01 97.33 Average: 1 1.76 0.00 0.39 0.13 0.01 97.72