---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-1995 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 783 5016 4 2443 7158 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:1b:67:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 48664sec preferred_lft 48664sec inet6 fe80::f816:3eff:fe1b:679e/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-1995) 08/05/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:04 1.94 0.01 1.91 0.01 0.81 22.40 0.21 00:20:01 1.81 0.11 1.67 0.03 3.07 23.72 391.39 00:30:01 1.91 0.00 1.89 0.02 0.00 21.16 0.37 00:40:04 23.49 2.84 18.35 2.30 222.83 3442.99 811.55 00:50:01 1.52 0.00 1.50 0.02 0.00 24.32 1.14 01:00:01 2.06 0.00 1.99 0.06 0.00 28.79 1.83 01:10:04 1.87 0.00 1.80 0.07 0.00 145.25 615.09 01:20:01 1.59 0.00 1.58 0.01 0.00 32.87 0.36 01:30:01 1.93 0.00 1.90 0.03 0.00 32.62 1.11 Average: 4.25 0.33 3.63 0.28 25.32 421.42 203.13 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:04 6090432 7488752 319972 3.93 56104 1538140 565820 6.16 501824 1311776 232 00:20:01 6101260 7461400 347232 4.27 56232 1499772 563620 6.14 500888 1273320 124 00:30:01 6115100 7475692 332900 4.09 56352 1500100 563620 6.14 500620 1273768 120 00:40:04 5088936 7377144 378604 4.66 107288 2331592 658624 7.17 622400 2110948 1156 00:50:01 5066568 7356564 399264 4.91 107388 2333360 668352 7.28 624472 2112812 268 01:00:01 5036360 7328308 427332 5.25 107532 2335176 687172 7.48 642960 2114760 372 01:10:04 5011756 7339140 416408 5.12 107796 2370236 672712 7.33 628272 2150100 220 01:20:01 4993748 7326032 429472 5.28 107876 2374992 678268 7.39 633256 2154928 320 01:30:01 4996320 7332140 423060 5.20 107976 2378364 736432 8.02 641360 2158392 268 Average: 5388942 7387241 386027 4.75 90505 2073526 643847 7.01 588450 1851200 342 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:04 ens3 0.30 0.10 0.11 0.05 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 0.21 0.08 0.09 0.05 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.56 0.13 0.20 0.11 0.00 0.00 0.00 0.00 00:40:04 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:04 ens3 67.88 49.44 316.63 13.10 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 21.18 17.54 224.89 1.56 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 9.55 9.01 61.31 0.92 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 13.88 12.81 156.13 1.23 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 10.49 9.35 30.47 1.52 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 6.09 5.68 1.64 1.37 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 14.49 11.59 88.08 2.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1995) 08/05/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:04 all 0.22 0.00 0.10 0.01 0.02 99.64 00:10:04 0 0.32 0.00 0.08 0.02 0.01 99.56 00:10:04 1 0.12 0.00 0.12 0.00 0.03 99.73 00:20:01 all 0.65 0.00 0.22 0.01 0.02 99.10 00:20:01 0 0.59 0.00 0.22 0.01 0.02 99.16 00:20:01 1 0.72 0.00 0.21 0.02 0.02 99.04 00:30:01 all 0.23 0.00 0.16 0.01 0.02 99.58 00:30:01 0 0.26 0.00 0.15 0.01 0.02 99.57 00:30:01 1 0.21 0.00 0.17 0.01 0.02 99.59 00:40:04 all 11.99 0.00 1.74 0.49 0.05 85.73 00:40:04 0 16.12 0.00 2.11 0.62 0.05 81.10 00:40:04 1 7.85 0.00 1.38 0.37 0.04 90.36 00:50:01 all 0.89 0.00 0.26 0.02 0.05 98.78 00:50:01 0 0.76 0.00 0.15 0.02 0.04 99.03 00:50:01 1 1.02 0.00 0.38 0.01 0.06 98.52 01:00:01 all 3.97 0.00 0.52 0.01 0.05 95.44 01:00:01 0 2.33 0.00 0.42 0.02 0.05 97.19 01:00:01 1 5.63 0.00 0.62 0.01 0.05 93.69 01:10:04 all 6.31 0.01 0.60 0.03 0.06 92.99 01:10:04 0 6.30 0.01 0.65 0.02 0.07 92.94 01:10:04 1 6.32 0.00 0.54 0.04 0.05 93.04 01:20:01 all 2.99 0.00 0.35 0.01 0.05 96.59 01:20:01 0 1.66 0.00 0.24 0.02 0.04 98.05 01:20:01 1 4.33 0.00 0.47 0.01 0.06 95.13 01:30:01 all 2.18 0.00 0.33 0.01 0.05 97.43 01:30:01 0 2.92 0.00 0.36 0.02 0.05 96.65 01:30:01 1 1.44 0.00 0.29 0.01 0.06 98.20 Average: all 3.28 0.00 0.48 0.07 0.04 96.13 Average: 0 3.48 0.00 0.49 0.08 0.04 95.90 Average: 1 3.08 0.00 0.47 0.05 0.04 96.36