---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-33202 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: 5600.00 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 752 4848 4 2637 7189 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:5d:53:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.50/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79015sec preferred_lft 79015sec inet6 fe80::f816:3eff:fe5d:535e/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-33202) 07/06/26 _x86_64_ (2 CPU) 00:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:15 1.48 0.02 1.43 0.02 1.87 17.91 436.43 00:20:16 1.43 0.11 1.29 0.02 3.47 17.25 237.58 00:30:17 1.33 0.00 1.31 0.01 0.00 16.80 435.52 00:40:08 23.82 3.04 18.48 2.30 230.99 3473.73 488.12 00:50:17 1.47 0.00 1.45 0.02 0.00 20.49 1.16 01:00:17 1.45 0.00 1.41 0.03 0.00 18.79 1.44 01:10:18 2.94 0.00 1.42 1.52 0.00 340.50 1373.01 01:20:01 1.43 0.00 1.40 0.03 0.00 262.90 1.11 01:30:19 1.54 0.00 1.51 0.04 0.00 19.77 1.50 Average: 4.06 0.35 3.27 0.44 25.86 458.57 330.00 00:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:15 6241412 7517524 302376 3.72 31240 1450168 532336 5.80 457304 1202244 132 00:20:16 6251560 7528260 291516 3.58 31568 1450340 530832 5.78 457032 1202532 132 00:30:17 6260668 7538016 281716 3.46 31728 1450828 530896 5.78 457504 1203044 192 00:40:08 5172404 7373588 393360 4.84 86900 2274264 642620 7.00 611844 2036100 1024 00:50:17 4950544 7152260 614616 7.56 87072 2274696 839780 9.15 808672 2036668 232 01:00:17 4949700 7152144 614748 7.56 87248 2275224 860152 9.37 811792 2037396 244 01:10:18 4882832 7184100 581784 7.15 87444 2373000 865412 9.43 818240 2135348 244 01:20:01 4675204 7049928 714748 8.79 87580 2445280 961120 10.47 914424 2207668 248 01:30:19 4734724 7110120 654512 8.05 87776 2445744 922560 10.05 875716 2208328 216 Average: 5346561 7289549 494375 6.08 68728 2048838 742856 8.09 690281 1807703 296 00:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:15 ens3 0.30 0.05 0.06 0.03 0.00 0.00 0.00 0.00 00:20:16 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:16 ens3 0.19 0.04 0.03 0.01 0.00 0.00 0.00 0.00 00:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:17 ens3 0.49 0.12 0.18 0.08 0.00 0.00 0.00 0.00 00:40:08 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:08 ens3 70.21 48.85 366.87 12.41 0.00 0.00 0.00 0.00 00:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:17 ens3 37.64 33.67 552.24 2.28 0.00 0.00 0.00 0.00 01:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:17 ens3 83.13 77.94 1282.52 5.12 0.00 0.00 0.00 0.00 01:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:18 ens3 31.04 29.65 477.38 1.99 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 33.57 31.78 523.13 2.15 0.00 0.00 0.00 0.00 01:30:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:19 ens3 5.29 4.92 74.39 0.37 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 28.94 25.11 362.91 2.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33202) 07/06/26 _x86_64_ (2 CPU) 00:00:15 CPU %user %nice %system %iowait %steal %idle 00:10:15 all 0.28 0.00 0.11 0.03 0.02 99.56 00:10:15 0 0.40 0.00 0.09 0.03 0.02 99.46 00:10:15 1 0.15 0.00 0.13 0.04 0.03 99.66 00:20:16 all 0.47 0.00 0.21 0.01 0.02 99.28 00:20:16 0 0.68 0.00 0.21 0.02 0.02 99.07 00:20:16 1 0.26 0.00 0.21 0.01 0.03 99.50 00:30:17 all 0.29 0.00 0.16 0.01 0.03 99.50 00:30:17 0 0.42 0.00 0.16 0.01 0.02 99.38 00:30:17 1 0.17 0.00 0.17 0.01 0.03 99.63 00:40:08 all 12.24 0.00 1.75 0.56 0.05 85.40 00:40:08 0 13.46 0.00 1.71 0.65 0.05 84.13 00:40:08 1 11.02 0.00 1.80 0.47 0.05 86.67 00:50:17 all 0.63 0.00 0.30 0.01 0.05 99.00 00:50:17 0 0.56 0.00 0.28 0.00 0.05 99.10 00:50:17 1 0.71 0.00 0.32 0.01 0.05 98.90 01:00:17 all 1.06 0.00 0.62 0.01 0.06 98.26 01:00:17 0 0.70 0.00 0.45 0.01 0.07 98.77 01:00:17 1 1.42 0.00 0.79 0.01 0.05 97.74 01:10:18 all 0.81 0.00 0.27 0.02 0.06 98.84 01:10:18 0 1.02 0.00 0.42 0.03 0.07 98.47 01:10:18 1 0.60 0.00 0.13 0.02 0.05 99.21 01:20:01 all 0.80 0.00 0.25 0.01 0.05 98.88 01:20:01 0 0.71 0.00 0.22 0.01 0.05 99.01 01:20:01 1 0.89 0.00 0.28 0.01 0.05 98.76 01:30:19 all 0.47 0.00 0.26 0.01 0.05 99.21 01:30:19 0 0.48 0.00 0.25 0.01 0.05 99.21 01:30:19 1 0.46 0.00 0.26 0.01 0.06 99.21 Average: all 1.87 0.00 0.43 0.07 0.04 97.57 Average: 0 2.03 0.00 0.42 0.08 0.04 97.43 Average: 1 1.72 0.00 0.45 0.06 0.04 97.72