---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8091 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 776 5170 4 2287 7165 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:5f:60:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.241/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78940sec preferred_lft 78940sec inet6 fe80::f816:3eff:fe5f:6018/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8091) 09/14/26 _x86_64_ (2 CPU) 01:04:48 LINUX RESTART (2 CPU) 01:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:11 1.41 0.01 1.40 0.00 0.07 17.04 0.21 01:30:11 1.47 0.00 1.46 0.01 0.00 17.79 0.47 01:40:11 1.29 0.00 1.29 0.00 0.00 15.65 0.21 01:50:11 14.52 0.00 1.31 13.21 0.15 15.64 109054.21 02:00:10 1.56 0.00 1.54 0.02 0.00 18.58 0.31 02:10:11 2.00 0.33 1.66 0.01 43.48 105.82 10.12 02:20:11 1.37 0.00 1.35 0.02 0.00 15.97 49.73 02:30:11 1.60 0.00 1.57 0.03 0.00 18.87 689.57 02:40:11 26.13 2.84 20.97 2.33 223.73 3639.50 1278.02 02:50:11 1.31 0.00 1.29 0.02 0.00 15.77 2.13 03:00:11 1.40 0.00 1.37 0.03 0.00 17.25 2.79 Average: 4.91 0.29 3.20 1.42 24.29 354.04 10089.40 01:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:11 6296588 7543904 276420 3.40 30608 1423356 530240 5.78 447400 1184000 8 01:30:11 6293112 7540968 279428 3.44 30804 1423688 530376 5.78 447480 1184528 172 01:40:11 6307456 7555816 264604 3.25 30976 1424016 532112 5.80 448852 1185028 124 01:50:11 6309012 7557924 262448 3.23 31160 1424372 530528 5.78 447752 1185540 224 02:00:10 6291940 7541504 278856 3.43 31332 1424844 530528 5.78 447932 1186056 124 02:10:11 6224792 7514300 305052 3.75 31956 1463664 732088 7.97 465952 1215416 132 02:20:11 6235644 7525672 293648 3.61 32148 1463984 732088 7.97 466132 1215928 132 02:30:11 6238840 7529448 289848 3.56 32368 1464316 732088 7.97 466196 1216480 132 02:40:11 5159184 7385464 380564 4.68 87904 2298916 858456 9.35 619592 2061248 136 02:50:11 5156412 7383312 382732 4.71 88060 2299396 858484 9.35 619628 2061752 156 03:00:11 5149804 7377188 388716 4.78 88196 2299744 858480 9.35 620052 2062240 132 Average: 5969344 7495955 309301 3.80 46865 1673663 675043 7.35 499724 1432565 134 01:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:11 ens3 0.75 0.14 0.21 0.04 0.00 0.00 0.00 0.00 01:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:11 ens3 0.61 0.11 0.94 0.07 0.00 0.00 0.00 0.00 01:40:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:11 ens3 0.56 0.10 0.12 0.06 0.00 0.00 0.00 0.00 01:50:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:11 ens3 0.20 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:10 ens3 0.32 0.06 0.05 0.03 0.00 0.00 0.00 0.00 02:10:11 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:10:11 ens3 0.43 0.22 3.30 0.03 0.00 0.00 0.00 0.00 02:20:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:11 ens3 0.18 0.06 0.05 0.02 0.00 0.00 0.00 0.00 02:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:11 ens3 0.19 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:40:11 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:40:11 ens3 78.59 55.28 322.35 12.36 0.00 0.00 0.00 0.00 02:50:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:11 ens3 1.88 0.19 0.28 0.07 0.00 0.00 0.00 0.00 03:00:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:11 ens3 0.60 0.23 0.14 0.07 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 7.66 5.13 29.74 1.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8091) 09/14/26 _x86_64_ (2 CPU) 01:04:48 LINUX RESTART (2 CPU) 01:10:04 CPU %user %nice %system %iowait %steal %idle 01:20:11 all 0.27 0.00 0.07 0.01 0.00 99.64 01:20:11 0 0.10 0.00 0.09 0.01 0.00 99.80 01:20:11 1 0.43 0.00 0.06 0.02 0.00 99.49 01:30:11 all 0.32 0.00 0.17 0.01 0.00 99.49 01:30:11 0 0.12 0.00 0.21 0.01 0.00 99.65 01:30:11 1 0.51 0.00 0.14 0.01 0.00 99.33 01:40:11 all 0.26 0.00 0.09 0.01 0.01 99.63 01:40:11 0 0.19 0.00 0.10 0.02 0.01 99.68 01:40:11 1 0.34 0.00 0.08 0.00 0.01 99.57 01:50:11 all 0.27 0.00 0.10 0.04 0.01 99.59 01:50:11 0 0.32 0.00 0.11 0.08 0.01 99.49 01:50:11 1 0.22 0.00 0.09 0.00 0.01 99.69 02:00:10 all 0.28 0.00 0.19 0.01 0.01 99.51 02:00:10 0 0.48 0.00 0.16 0.01 0.00 99.35 02:00:10 1 0.08 0.00 0.22 0.02 0.01 99.67 02:10:11 all 0.43 0.00 0.14 0.03 0.01 99.40 02:10:11 0 0.61 0.00 0.13 0.02 0.01 99.24 02:10:11 1 0.25 0.00 0.15 0.04 0.01 99.57 02:20:11 all 0.25 0.00 0.07 0.01 0.00 99.66 02:20:11 0 0.46 0.00 0.05 0.02 0.00 99.47 02:20:11 1 0.04 0.00 0.10 0.01 0.01 99.85 02:30:11 all 0.29 0.00 0.17 0.02 0.00 99.52 02:30:11 0 0.51 0.00 0.14 0.03 0.00 99.32 02:30:11 1 0.07 0.00 0.20 0.00 0.01 99.73 02:40:11 all 11.89 0.00 1.97 0.66 0.02 85.47 02:40:11 0 13.35 0.00 2.05 0.94 0.02 83.64 02:40:11 1 10.42 0.00 1.89 0.38 0.02 87.29 02:50:11 all 0.40 0.00 0.17 0.01 0.01 99.41 02:50:11 0 0.41 0.00 0.15 0.02 0.01 99.41 02:50:11 1 0.38 0.00 0.19 0.00 0.01 99.41 03:00:11 all 0.38 0.00 0.22 0.01 0.01 99.39 03:00:11 0 0.36 0.00 0.21 0.01 0.01 99.41 03:00:11 1 0.40 0.00 0.23 0.01 0.01 99.36 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.36 0.00 0.31 0.08 0.01 98.25 Average: 0 1.53 0.00 0.31 0.11 0.01 98.04 Average: 1 1.19 0.00 0.30 0.04 0.01 98.45