---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-12457 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 807 5139 4 2284 7134 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:c0:48:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.35/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78583sec preferred_lft 78583sec inet6 fe80::f816:3eff:fec0:48d7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12457) 05/10/26 _x86_64_ (2 CPU) 01:44:30 LINUX RESTART (2 CPU) 01:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:09 1.86 0.03 1.80 0.03 2.19 21.48 651.60 02:10:16 13.87 0.00 1.45 12.42 0.14 16.71 107872.48 02:20:16 1.41 0.00 1.40 0.01 0.01 16.11 0.60 02:30:14 1.59 0.00 1.57 0.01 0.00 18.71 655.22 02:40:16 1.49 0.00 1.48 0.01 0.00 17.84 217.18 02:50:04 1.80 0.41 1.38 0.01 16.14 49.09 0.08 03:00:16 21.87 2.56 17.12 2.19 206.75 3061.88 594.29 03:10:14 1.38 0.00 1.37 0.01 0.00 22.24 0.08 03:20:16 1.42 0.00 1.42 0.00 0.00 19.32 0.01 03:30:14 1.78 0.00 1.76 0.02 0.00 145.00 397.35 03:40:01 1.46 0.01 1.45 0.01 0.20 66.60 0.10 03:50:04 1.47 0.00 1.45 0.01 0.00 22.96 0.21 Average: 4.33 0.25 2.83 1.24 19.10 294.68 9308.26 01:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:09 6248400 7521960 297736 3.66 30900 1448168 535232 5.83 456160 1200560 124 02:10:16 6248176 7522328 297288 3.66 31108 1448544 535432 5.83 456276 1201116 124 02:20:16 6247924 7522600 297004 3.65 31300 1448872 535432 5.83 456476 1201632 164 02:30:14 6247040 7522228 297328 3.66 31488 1449192 537068 5.85 457720 1202144 120 02:40:16 6242000 7517844 301732 3.71 31676 1449652 535432 5.83 456928 1202664 140 02:50:04 6212340 7503420 315864 3.88 31988 1464348 573240 6.24 499960 1216156 536 03:00:16 5129132 7247368 523716 6.44 84968 2197448 709692 7.73 669916 1958636 168 03:10:14 5212540 7332844 438296 5.39 85088 2199396 668744 7.28 620204 1960704 124 03:20:16 5172044 7326672 444452 5.47 85224 2233544 711816 7.75 661356 1994980 33292 03:30:14 5175920 7334764 436228 5.36 85392 2237540 678336 7.39 628508 1999024 124 03:40:01 5122068 7295932 474660 5.84 85556 2252196 756240 8.24 656836 2013840 172 03:50:04 5124400 7300348 470420 5.78 85676 2254128 725764 7.90 676064 2015896 276 Average: 5698499 7412359 382894 4.71 58364 1840252 625202 6.81 558034 1597279 2947 01:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:09 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:00:09 ens3 1.15 0.10 0.14 0.04 0.00 0.00 0.00 0.00 02:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:16 ens3 0.39 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:16 ens3 0.33 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:14 ens3 0.25 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:40:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:16 ens3 0.38 0.06 0.10 0.05 0.00 0.00 0.00 0.00 02:50:04 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:04 ens3 11.58 6.53 24.28 3.21 0.00 0.00 0.00 0.00 03:00:16 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 03:00:16 ens3 64.88 48.31 410.74 9.54 0.00 0.00 0.00 0.00 03:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:14 ens3 15.10 13.35 140.70 1.17 0.00 0.00 0.00 0.00 03:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:16 ens3 5.88 4.66 41.00 0.60 0.00 0.00 0.00 0.00 03:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:14 ens3 15.92 15.09 150.06 1.65 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 13.41 12.37 123.46 1.54 0.00 0.00 0.00 0.00 03:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:04 ens3 13.83 12.95 139.37 1.14 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 11.99 9.51 86.26 1.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12457) 05/10/26 _x86_64_ (2 CPU) 01:44:30 LINUX RESTART (2 CPU) 01:50:06 CPU %user %nice %system %iowait %steal %idle 02:00:09 all 0.33 0.00 0.20 0.01 0.03 99.43 02:00:09 0 0.08 0.00 0.19 0.01 0.04 99.68 02:00:09 1 0.57 0.00 0.21 0.01 0.03 99.18 02:10:16 all 0.26 0.00 0.09 0.03 0.03 99.60 02:10:16 0 0.07 0.00 0.10 0.00 0.03 99.79 02:10:16 1 0.44 0.00 0.08 0.05 0.02 99.41 02:20:16 all 0.26 0.00 0.08 0.01 0.03 99.63 02:20:16 0 0.07 0.00 0.09 0.02 0.04 99.79 02:20:16 1 0.45 0.00 0.07 0.01 0.03 99.46 02:30:14 all 0.23 0.00 0.16 0.01 0.04 99.56 02:30:14 0 0.14 0.00 0.17 0.02 0.04 99.64 02:30:14 1 0.33 0.00 0.15 0.01 0.04 99.47 02:40:16 all 0.23 0.00 0.09 0.01 0.04 99.63 02:40:16 0 0.05 0.00 0.10 0.01 0.04 99.80 02:40:16 1 0.42 0.00 0.08 0.01 0.03 99.46 02:50:04 all 0.56 0.00 0.12 0.02 0.03 99.27 02:50:04 0 0.50 0.00 0.12 0.02 0.03 99.33 02:50:04 1 0.63 0.00 0.13 0.01 0.02 99.21 03:00:16 all 10.65 0.00 1.77 0.56 0.07 86.95 03:00:16 0 13.58 0.00 2.07 0.71 0.06 83.58 03:00:16 1 7.72 0.00 1.47 0.41 0.07 90.33 03:10:14 all 0.88 0.00 0.21 0.01 0.07 98.83 03:10:14 0 0.70 0.00 0.20 0.01 0.07 99.01 03:10:14 1 1.05 0.00 0.23 0.01 0.07 98.65 03:20:16 all 8.16 0.00 0.62 0.01 0.08 91.14 03:20:16 0 7.88 0.00 0.54 0.01 0.08 91.48 03:20:16 1 8.45 0.00 0.70 0.01 0.07 90.78 03:30:14 all 1.41 0.00 0.34 0.02 0.08 98.15 03:30:14 0 1.63 0.00 0.32 0.02 0.07 97.96 03:30:14 1 1.19 0.00 0.36 0.03 0.08 98.35 03:40:01 all 2.85 0.00 0.49 0.01 0.08 96.57 03:40:01 0 2.16 0.00 0.42 0.02 0.06 97.34 03:40:01 1 3.53 0.00 0.56 0.01 0.09 95.81 03:40:01 CPU %user %nice %system %iowait %steal %idle 03:50:04 all 0.90 0.00 0.21 0.01 0.08 98.80 03:50:04 0 1.01 0.00 0.27 0.01 0.08 98.61 03:50:04 1 0.78 0.00 0.15 0.01 0.07 99.00 Average: all 2.23 0.00 0.37 0.06 0.05 97.29 Average: 0 2.35 0.00 0.38 0.07 0.06 97.14 Average: 1 2.11 0.00 0.35 0.05 0.05 97.44