---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-11562 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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 nrip_save 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 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 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 748 5004 4 2487 7193 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:ae:46:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.6/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78636sec preferred_lft 78636sec inet6 fe80::f816:3eff:feae:467d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11562) 05/07/26 _x86_64_ (2 CPU) 00:35:50 LINUX RESTART (2 CPU) 00:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:02 1.40 0.03 1.38 0.00 1.24 16.37 0.12 01:00:04 1.55 0.01 1.51 0.03 0.05 19.07 869.83 01:10:04 1.31 0.00 1.30 0.02 0.00 15.69 1.20 01:20:04 1.34 0.00 1.32 0.02 0.01 16.00 1.20 01:30:04 1.47 0.00 1.44 0.03 0.00 18.20 872.90 01:40:04 1.95 0.50 1.42 0.02 39.65 89.47 1.11 01:50:04 35.62 2.94 17.03 15.66 225.33 3160.29 107954.78 02:00:04 1.48 0.00 1.46 0.02 0.00 19.19 0.27 02:10:04 1.36 0.00 1.36 0.00 0.00 17.64 0.04 02:20:04 15.77 13.53 2.16 0.08 149.82 323.42 6.48 02:30:04 1.58 0.00 1.54 0.04 0.00 114.76 0.51 02:40:04 1.35 0.00 1.34 0.02 0.00 16.87 0.24 Average: 5.51 1.42 2.77 1.33 34.67 318.84 9140.41 00:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:02 6289728 7536228 284116 3.49 30564 1421600 530912 5.78 445996 1183216 164 01:00:04 6276552 7523624 296636 3.65 30792 1421944 530976 5.78 446252 1183780 228 01:10:04 6285320 7532924 287340 3.53 31000 1422260 531112 5.78 446576 1184308 176 01:20:04 6284856 7533008 287252 3.53 31212 1422588 531180 5.79 446768 1184852 180 01:30:04 6286072 7534784 285456 3.51 31420 1422924 531244 5.79 447104 1185396 180 01:40:04 6246604 7529904 289784 3.56 31836 1456656 740096 8.06 469216 1209824 244 01:50:04 5081388 7200252 571148 7.02 85672 2197092 828296 9.02 787544 1958700 200 02:00:04 4993708 7113128 658152 8.09 85808 2197512 781056 8.51 739092 1959252 220 02:10:04 5134288 7264216 506956 6.23 85960 2207876 844292 9.20 736332 1969764 10120 02:20:04 4933884 7194136 567444 6.98 89136 2326056 848060 9.24 791204 2090512 284 02:30:04 4757096 7046872 714200 8.78 89348 2354944 964432 10.50 907548 2119492 368 02:40:04 4804364 7094764 666336 8.19 89508 2355400 915284 9.97 857932 2120108 236 Average: 5614488 7341987 451235 5.55 59355 1850571 714745 7.78 626797 1612434 1050 00:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:02 ens3 1.02 0.09 0.15 0.06 0.00 0.00 0.00 0.00 01:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:04 ens3 0.48 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:04 ens3 0.47 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:04 ens3 0.43 0.09 0.11 0.06 0.00 0.00 0.00 0.00 01:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:04 ens3 0.36 0.17 0.08 0.52 0.00 0.00 0.00 0.00 01:40:04 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:04 ens3 3.19 1.94 13.04 0.73 0.00 0.00 0.00 0.00 01:50:04 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 01:50:04 ens3 88.80 69.19 762.54 12.43 0.00 0.00 0.00 0.00 02:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:04 ens3 29.45 27.21 480.31 1.81 0.00 0.00 0.00 0.00 02:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:04 ens3 74.81 70.89 1239.69 4.65 0.00 0.00 0.00 0.00 02:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:04 ens3 22.26 21.24 368.64 1.51 0.00 0.00 0.00 0.00 02:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:04 ens3 27.65 25.91 458.47 1.82 0.00 0.00 0.00 0.00 02:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:04 ens3 11.08 10.45 183.09 0.73 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 21.66 18.94 292.12 2.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11562) 05/07/26 _x86_64_ (2 CPU) 00:35:50 LINUX RESTART (2 CPU) 00:40:02 CPU %user %nice %system %iowait %steal %idle 00:50:02 all 0.32 0.00 0.09 0.01 0.02 99.56 00:50:02 0 0.29 0.00 0.08 0.01 0.02 99.61 00:50:02 1 0.35 0.00 0.10 0.01 0.02 99.52 01:00:04 all 0.26 0.00 0.17 0.01 0.01 99.54 01:00:04 0 0.11 0.00 0.20 0.01 0.02 99.67 01:00:04 1 0.42 0.00 0.14 0.01 0.01 99.42 01:10:04 all 0.24 0.00 0.08 0.01 0.02 99.66 01:10:04 0 0.27 0.00 0.07 0.01 0.02 99.64 01:10:04 1 0.21 0.00 0.08 0.01 0.02 99.68 01:20:04 all 0.26 0.00 0.07 0.01 0.02 99.64 01:20:04 0 0.46 0.00 0.05 0.00 0.01 99.48 01:20:04 1 0.06 0.00 0.09 0.02 0.02 99.81 01:30:04 all 0.28 0.00 0.16 0.01 0.02 99.53 01:30:04 0 0.29 0.00 0.15 0.02 0.01 99.53 01:30:04 1 0.27 0.00 0.16 0.01 0.02 99.54 01:40:04 all 0.41 0.00 0.10 0.03 0.01 99.44 01:40:04 0 0.47 0.00 0.08 0.04 0.01 99.40 01:40:04 1 0.35 0.00 0.12 0.03 0.02 99.49 01:50:04 all 11.03 0.00 1.85 0.63 0.06 86.43 01:50:04 0 9.52 0.00 1.58 0.53 0.05 88.32 01:50:04 1 12.54 0.00 2.12 0.72 0.07 84.54 02:00:04 all 0.63 0.00 0.34 0.01 0.05 98.98 02:00:04 0 0.62 0.00 0.28 0.01 0.03 99.07 02:00:04 1 0.64 0.00 0.41 0.01 0.06 98.89 02:10:04 all 1.05 0.00 0.59 0.07 0.06 98.22 02:10:04 0 0.89 0.00 0.53 0.09 0.07 98.42 02:10:04 1 1.20 0.00 0.66 0.06 0.06 98.02 02:20:04 all 0.74 0.18 0.28 0.18 0.05 98.57 02:20:04 0 0.80 0.36 0.39 0.32 0.06 98.07 02:20:04 1 0.68 0.01 0.17 0.05 0.04 99.07 02:30:04 all 0.74 0.00 0.36 0.04 0.04 98.82 02:30:04 0 0.62 0.00 0.31 0.03 0.04 99.00 02:30:04 1 0.87 0.00 0.41 0.04 0.05 98.64 02:30:04 CPU %user %nice %system %iowait %steal %idle 02:40:04 all 0.52 0.00 0.20 0.12 0.04 99.12 02:40:04 0 0.51 0.00 0.24 0.06 0.04 99.14 02:40:04 1 0.52 0.00 0.15 0.19 0.04 99.10 Average: all 1.37 0.01 0.36 0.10 0.03 98.13 Average: 0 1.24 0.03 0.33 0.09 0.03 98.28 Average: 1 1.51 0.00 0.38 0.10 0.03 97.98