---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-19482 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 8.0G 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 763 5129 4 2341 7178 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:1d:20:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.41/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79298sec preferred_lft 79298sec inet6 fe80::f816:3eff:fe1d:2008/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-19482) 05/24/26 _x86_64_ (2 CPU) 00:41:54 LINUX RESTART (2 CPU) 00:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:07 2.12 0.26 1.83 0.03 31.03 77.92 654.48 01:10:07 1.41 0.01 1.40 0.00 1.05 16.25 0.05 01:20:07 1.35 0.00 1.34 0.00 0.01 15.51 0.00 01:30:07 1.81 0.00 1.79 0.02 0.00 21.20 871.11 01:40:07 1.69 0.25 1.44 0.00 8.68 33.29 0.00 01:50:07 22.62 2.78 17.58 2.26 219.67 3379.09 558.15 02:00:07 1.72 0.00 1.69 0.03 0.00 26.32 0.35 02:10:07 1.35 0.00 1.35 0.00 0.00 18.59 0.00 02:20:07 15.21 0.00 1.72 13.48 0.15 143.26 106779.15 02:30:07 1.78 0.00 1.75 0.03 0.00 33.44 0.56 02:40:07 6.91 0.08 5.05 1.77 6.13 393.87 2263.87 Average: 5.27 0.31 3.36 1.60 24.25 378.07 10102.70 00:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:07 6238420 7515780 303612 3.73 30956 1451872 717068 7.81 459696 1204932 168 01:10:07 6243300 7521484 297908 3.66 31128 1452516 521360 5.68 454648 1205436 100 01:20:07 6257736 7536424 282964 3.48 31292 1452848 521424 5.68 455524 1205932 216 01:30:07 6249500 7528792 290532 3.57 31536 1453180 521424 5.68 455452 1206508 196 01:40:07 6249648 7537384 281832 3.47 31764 1461312 528104 5.75 464296 1213912 204 01:50:07 5164928 7362420 404788 4.98 86436 2271908 631740 6.88 601992 2034452 376 02:00:07 5132992 7332636 434512 5.34 86600 2273896 640284 6.97 602328 2036604 512 02:10:07 5148812 7349608 417600 5.13 86740 2274912 660004 7.19 622200 2037760 100 02:20:07 5109196 7347368 419592 5.16 86916 2311980 704560 7.67 615904 2074972 132 02:30:07 5069884 7312404 454604 5.59 87072 2316116 683540 7.45 645260 2079140 112 02:40:07 5258932 7357688 418580 5.15 90216 2177548 656296 7.15 652552 1942092 30356 Average: 5647577 7427453 364229 4.48 61878 1899826 616891 6.72 548168 1658340 2952 00:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:07 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:07 ens3 0.82 0.24 3.19 0.05 0.00 0.00 0.00 0.00 01:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:07 ens3 0.87 0.04 5.28 0.03 0.00 0.00 0.00 0.00 01:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:07 ens3 0.56 0.10 0.13 0.06 0.00 0.00 0.00 0.00 01:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:07 ens3 0.41 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:07 ens3 3.18 2.22 10.11 1.21 0.00 0.00 0.00 0.00 01:50:07 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:07 ens3 72.25 54.73 417.64 11.89 0.00 0.00 0.00 0.00 02:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:07 ens3 15.38 13.76 168.04 1.21 0.00 0.00 0.00 0.00 02:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:07 ens3 3.14 2.62 5.06 0.46 0.00 0.00 0.00 0.00 02:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:07 ens3 17.36 16.10 185.59 1.68 0.00 0.00 0.00 0.00 02:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:07 ens3 20.64 19.81 224.65 1.90 0.00 0.00 0.00 0.00 02:40:07 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 02:40:07 ens3 18.60 15.33 71.78 9.76 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 13.93 11.36 99.23 2.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-19482) 05/24/26 _x86_64_ (2 CPU) 00:41:54 LINUX RESTART (2 CPU) 00:50:07 CPU %user %nice %system %iowait %steal %idle 01:00:07 all 0.45 0.00 0.21 0.02 0.03 99.30 01:00:07 0 0.37 0.00 0.22 0.02 0.03 99.36 01:00:07 1 0.53 0.00 0.19 0.03 0.03 99.24 01:10:07 all 0.24 0.00 0.08 0.01 0.03 99.64 01:10:07 0 0.07 0.00 0.10 0.00 0.03 99.79 01:10:07 1 0.42 0.00 0.06 0.02 0.02 99.48 01:20:07 all 0.29 0.00 0.08 0.01 0.02 99.61 01:20:07 0 0.14 0.00 0.09 0.01 0.03 99.73 01:20:07 1 0.43 0.00 0.06 0.00 0.02 99.48 01:30:07 all 0.24 0.00 0.18 0.26 0.03 99.29 01:30:07 0 0.38 0.00 0.15 0.50 0.03 98.95 01:30:07 1 0.11 0.00 0.22 0.01 0.03 99.63 01:40:07 all 0.35 0.00 0.08 0.02 0.02 99.53 01:40:07 0 0.48 0.00 0.07 0.02 0.02 99.42 01:40:07 1 0.22 0.00 0.09 0.02 0.03 99.64 01:50:07 all 12.27 0.00 1.82 0.52 0.06 85.32 01:50:07 0 13.36 0.00 2.13 0.66 0.07 83.78 01:50:07 1 11.18 0.00 1.51 0.38 0.06 86.87 02:00:07 all 0.97 0.00 0.32 0.01 0.05 98.64 02:00:07 0 1.04 0.00 0.39 0.01 0.06 98.50 02:00:07 1 0.90 0.00 0.26 0.00 0.05 98.79 02:10:07 all 6.38 0.00 0.65 0.01 0.07 92.90 02:10:07 0 9.74 0.00 0.96 0.01 0.07 89.21 02:10:07 1 3.12 0.00 0.35 0.00 0.07 96.46 02:20:07 all 1.57 0.00 0.28 0.04 0.06 98.06 02:20:07 0 1.56 0.00 0.27 0.06 0.06 98.06 02:20:07 1 1.58 0.00 0.29 0.02 0.06 98.06 02:30:07 all 1.70 0.00 0.41 0.01 0.06 97.83 02:30:07 0 2.22 0.00 0.45 0.01 0.06 97.27 02:30:07 1 1.19 0.00 0.36 0.01 0.05 98.39 02:40:07 all 5.77 0.00 0.65 0.13 0.06 93.40 02:40:07 0 5.69 0.00 0.57 0.11 0.06 93.58 02:40:07 1 5.86 0.00 0.72 0.14 0.06 93.22 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.74 0.00 0.43 0.09 0.04 96.69 Average: 0 3.16 0.00 0.49 0.13 0.05 96.18 Average: 1 2.32 0.00 0.37 0.06 0.04 97.21