---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22029 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 794 5097 4 2342 7147 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:b8:90:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.181/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79520sec preferred_lft 79520sec inet6 fe80::f816:3eff:feb8:9014/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22029) 06/01/26 _x86_64_ (2 CPU) 00:00:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:23 1.61 0.01 1.57 0.03 0.81 19.10 436.97 00:20:01 14.74 0.12 1.59 13.03 3.76 19.95 113725.47 00:30:24 1.63 0.02 1.59 0.02 2.07 19.13 629.19 00:40:24 23.96 3.27 18.40 2.29 257.81 3492.63 902.46 00:50:01 1.33 0.00 1.31 0.02 0.00 22.42 1.05 01:00:24 1.52 0.00 1.48 0.04 0.00 23.14 1.67 01:10:19 1.39 0.00 1.37 0.02 0.00 138.35 400.93 01:20:01 1.34 0.00 1.33 0.01 0.00 31.41 0.51 01:30:24 3.95 0.04 3.17 0.74 1.37 236.98 1441.29 Average: 5.68 0.39 3.54 1.75 29.52 445.40 12606.45 00:00:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:23 6309448 7562120 258292 3.18 31080 1427188 529088 5.76 439228 1188540 192 00:20:01 6286960 7540332 279756 3.44 31400 1427492 528792 5.76 439344 1188920 264 00:30:24 6302112 7556800 263216 3.24 31596 1428624 528824 5.76 440420 1189520 184 00:40:24 5131320 7329384 437920 5.38 86860 2271748 887088 9.66 654384 2034060 176 00:50:01 5133864 7334064 433244 5.33 87008 2273728 870528 9.48 630464 2036196 300 01:00:24 5131940 7333828 433292 5.33 87160 2275288 890300 9.70 651076 2037872 228 01:10:19 5075012 7313900 453200 5.57 87352 2311984 880544 9.59 638976 2074796 664 01:20:01 5042180 7285432 481600 5.92 87516 2316132 914720 9.96 673596 2078980 128 01:30:24 5292404 7385356 390600 4.80 88760 2172640 833752 9.08 628456 1936416 24508 Average: 5522804 7404580 381236 4.69 68748 1989425 762626 8.31 577327 1751700 2960 00:00:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:23 ens3 0.37 0.06 0.08 0.03 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.25 0.05 0.05 0.02 0.00 0.00 0.00 0.00 00:30:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:24 ens3 0.36 0.12 0.11 0.06 0.00 0.00 0.00 0.00 00:40:24 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 00:40:24 ens3 66.75 47.55 362.34 12.44 0.00 0.00 0.00 0.00 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 22.27 18.63 217.32 1.64 0.00 0.00 0.00 0.00 01:00:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:24 ens3 6.26 5.68 32.04 0.70 0.00 0.00 0.00 0.00 01:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:19 ens3 17.03 15.78 187.05 1.71 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 21.99 21.00 231.95 2.04 0.00 0.00 0.00 0.00 01:30:24 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 01:30:24 ens3 19.47 14.31 68.00 8.77 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 17.11 13.60 120.59 3.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22029) 06/01/26 _x86_64_ (2 CPU) 00:00:22 CPU %user %nice %system %iowait %steal %idle 00:10:23 all 0.25 0.00 0.10 0.03 0.03 99.59 00:10:23 0 0.15 0.00 0.11 0.01 0.02 99.72 00:10:23 1 0.35 0.00 0.10 0.06 0.03 99.47 00:20:01 all 0.44 0.00 0.22 0.04 0.03 99.28 00:20:01 0 0.52 0.00 0.23 0.05 0.03 99.16 00:20:01 1 0.35 0.00 0.21 0.02 0.03 99.39 00:30:24 all 0.30 0.00 0.17 0.01 0.03 99.48 00:30:24 0 0.44 0.00 0.17 0.01 0.03 99.35 00:30:24 1 0.17 0.00 0.18 0.01 0.03 99.61 00:40:24 all 11.94 0.00 1.73 0.62 0.06 85.64 00:40:24 0 12.58 0.00 1.76 0.74 0.07 84.86 00:40:24 1 11.31 0.00 1.71 0.51 0.05 86.42 00:50:01 all 0.98 0.00 0.25 0.30 0.06 98.41 00:50:01 0 1.04 0.00 0.23 0.59 0.05 98.09 00:50:01 1 0.92 0.00 0.28 0.02 0.07 98.72 01:00:24 all 4.41 0.00 0.53 0.01 0.07 94.98 01:00:24 0 3.98 0.00 0.53 0.00 0.07 95.42 01:00:24 1 4.83 0.00 0.54 0.01 0.07 94.55 01:10:19 all 2.92 0.00 0.36 0.49 0.06 96.17 01:10:19 0 1.09 0.00 0.31 0.02 0.07 98.51 01:10:19 1 4.77 0.00 0.40 0.97 0.05 93.80 01:20:01 all 1.64 0.00 0.34 0.01 0.06 97.96 01:20:01 0 2.37 0.00 0.43 0.01 0.07 97.12 01:20:01 1 0.91 0.00 0.24 0.01 0.05 98.79 01:30:24 all 2.88 0.00 0.47 0.05 0.06 96.53 01:30:24 0 3.67 0.00 0.48 0.04 0.05 95.76 01:30:24 1 2.09 0.00 0.46 0.07 0.07 97.32 Average: all 2.88 0.00 0.47 0.17 0.05 96.44 Average: 0 2.89 0.00 0.47 0.16 0.05 96.43 Average: 1 2.86 0.00 0.46 0.18 0.05 96.45