---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-28206 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 8.3G 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 769 4786 4 2690 7172 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:fd:7f:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78864sec preferred_lft 78864sec inet6 fe80::f816:3eff:fefd:7f5e/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-28206) 06/18/26 _x86_64_ (2 CPU) 01:58:15 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:01 1.28 0.02 1.25 0.00 1.24 15.39 0.12 02:20:02 14.35 0.27 1.52 12.56 32.24 74.65 109122.37 02:30:01 1.36 0.00 1.33 0.03 0.00 16.77 655.68 02:40:02 1.21 0.00 1.19 0.02 0.00 14.67 1.20 02:50:02 1.16 0.00 1.15 0.02 0.00 14.49 1.09 03:00:01 1.35 0.00 1.32 0.03 0.00 17.25 655.11 03:10:01 25.65 3.00 20.38 2.26 227.51 3446.74 763.33 03:20:01 15.53 13.54 1.93 0.06 150.76 44.41 6.16 03:30:00 1.31 0.00 1.30 0.02 0.00 18.22 0.23 03:40:01 1.52 0.00 1.49 0.03 0.00 438.30 0.43 03:50:00 1.51 0.00 1.48 0.03 0.00 147.46 0.28 04:00:01 1.65 0.00 1.61 0.04 0.00 21.10 0.41 Average: 5.66 1.40 3.00 1.26 34.31 355.84 9267.90 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:01 6289312 7540584 279788 3.44 30624 1426252 527768 5.75 441756 1187412 132 02:20:02 6260212 7538784 280984 3.46 31032 1452768 527772 5.75 450992 1205232 328 02:30:01 6264948 7544092 275752 3.39 31244 1453096 527912 5.75 450928 1205772 132 02:40:02 6269740 7549436 270424 3.33 31472 1453420 528008 5.75 451096 1206316 220 02:50:02 6277076 7557432 262416 3.23 31668 1453880 528000 5.75 451220 1206840 264 03:00:01 6259440 7540364 279496 3.44 31880 1454208 531612 5.79 453004 1207388 296 03:10:01 4986144 7187208 579864 7.13 86928 2274228 788056 8.58 750556 2036900 276 03:20:01 4913280 7170524 587876 7.23 90308 2318936 731440 7.97 694704 2084380 244 03:30:00 5008360 7286012 472172 5.81 90428 2339184 745108 8.12 691192 2104732 19908 03:40:01 4731148 7120736 635604 7.82 90612 2449464 961428 10.47 858300 2215080 3276 03:50:00 4674532 7100888 654956 8.05 90804 2485532 915636 9.97 862396 2251344 136 04:00:01 4624952 7051948 703936 8.66 91000 2485968 955756 10.41 902004 2251976 156 Average: 5546595 7349001 440272 5.41 60667 1920578 689041 7.51 621512 1680281 2114 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.69 0.06 0.19 0.02 0.00 0.00 0.00 0.00 02:20:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 0.61 0.24 3.16 0.03 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 1.13 0.03 10.03 0.01 0.00 0.00 0.00 0.00 02:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:02 ens3 0.32 0.06 0.08 0.03 0.00 0.00 0.00 0.00 02:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:02 ens3 0.30 0.06 0.08 0.03 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.37 0.12 0.14 0.09 0.00 0.00 0.00 0.00 03:10:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:01 ens3 96.67 72.93 733.71 13.57 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 29.11 26.61 457.45 1.76 0.00 0.00 0.00 0.00 03:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:00 ens3 71.93 68.81 1148.15 4.55 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 27.11 24.74 400.00 1.67 0.00 0.00 0.00 0.00 03:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:00 ens3 28.26 27.23 449.93 1.81 0.00 0.00 0.00 0.00 04:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:01 ens3 11.44 10.88 189.69 0.76 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 22.40 19.30 282.55 2.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28206) 06/18/26 _x86_64_ (2 CPU) 01:58:15 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:01 all 0.25 0.00 0.08 0.01 0.06 99.59 02:10:01 0 0.24 0.00 0.09 0.01 0.06 99.61 02:10:01 1 0.27 0.00 0.08 0.01 0.06 99.58 02:20:02 all 0.37 0.00 0.13 0.11 0.02 99.37 02:20:02 0 0.50 0.00 0.12 0.10 0.02 99.27 02:20:02 1 0.24 0.00 0.14 0.13 0.02 99.47 02:30:01 all 0.28 0.00 0.17 0.03 0.02 99.50 02:30:01 0 0.33 0.00 0.17 0.06 0.02 99.42 02:30:01 1 0.22 0.00 0.17 0.00 0.02 99.59 02:40:02 all 0.25 0.00 0.07 0.01 0.02 99.66 02:40:02 0 0.44 0.00 0.05 0.02 0.02 99.48 02:40:02 1 0.05 0.00 0.08 0.00 0.02 99.84 02:50:02 all 0.27 0.00 0.07 0.01 0.02 99.63 02:50:02 0 0.47 0.00 0.04 0.01 0.02 99.46 02:50:02 1 0.06 0.00 0.10 0.01 0.03 99.81 03:00:01 all 0.32 0.00 0.18 0.01 0.02 99.47 03:00:01 0 0.50 0.00 0.16 0.01 0.02 99.32 03:00:01 1 0.14 0.00 0.19 0.02 0.03 99.63 03:10:01 all 12.52 0.00 1.94 1.54 0.06 83.94 03:10:01 0 12.75 0.00 2.00 1.33 0.06 83.86 03:10:01 1 12.30 0.00 1.87 1.74 0.06 84.02 03:20:01 all 0.63 0.22 0.36 0.22 0.06 98.52 03:20:01 0 0.69 0.37 0.50 0.37 0.08 97.99 03:20:01 1 0.57 0.07 0.21 0.06 0.04 99.05 03:30:00 all 1.11 0.00 0.64 0.01 0.06 98.19 03:30:00 0 0.61 0.00 0.35 0.01 0.06 98.97 03:30:00 1 1.61 0.00 0.92 0.01 0.06 97.40 03:40:01 all 0.79 0.00 0.23 0.02 0.05 98.92 03:40:01 0 0.75 0.00 0.21 0.02 0.05 98.99 03:40:01 1 0.84 0.00 0.25 0.02 0.05 98.85 03:50:00 all 0.69 0.00 0.26 0.01 0.05 98.99 03:50:00 0 0.54 0.00 0.21 0.01 0.05 99.19 03:50:00 1 0.84 0.00 0.31 0.01 0.05 98.80 03:50:00 CPU %user %nice %system %iowait %steal %idle 04:00:01 all 0.50 0.00 0.29 0.01 0.05 99.16 04:00:01 0 0.30 0.00 0.29 0.01 0.07 99.33 04:00:01 1 0.69 0.00 0.28 0.01 0.03 98.99 Average: all 1.50 0.02 0.37 0.17 0.04 97.91 Average: 0 1.51 0.03 0.35 0.16 0.04 97.91 Average: 1 1.48 0.01 0.38 0.17 0.04 97.92