---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-30656 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 781 5028 4 2433 7160 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:91:90:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 6160sec preferred_lft 6160sec inet6 fe80::f816:3eff:fe91:9032/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30656) 06/27/26 _x86_64_ (2 CPU) 00:00:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.64 0.02 1.61 0.01 0.85 19.55 0.28 00:20:15 1.75 0.10 1.62 0.03 2.99 23.24 522.23 00:30:00 1.65 0.00 1.64 0.01 0.00 18.40 0.44 00:40:01 24.43 2.99 19.17 2.27 225.41 3426.64 906.38 00:50:17 1.57 0.01 1.55 0.02 0.29 28.21 1.08 01:00:17 1.88 0.00 1.84 0.04 0.00 26.46 1.65 01:10:01 1.49 0.00 1.46 0.03 0.00 135.27 408.23 01:20:17 1.64 0.00 1.60 0.04 0.00 35.54 1.88 01:30:00 1.80 0.00 1.74 0.07 0.00 26.57 2.14 Average: 4.22 0.35 3.59 0.28 25.64 417.23 205.98 00:00:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6099224 7499244 309280 3.80 54016 1542092 750364 8.17 479348 1312800 276 00:20:15 6121940 7484236 324212 3.99 54164 1504160 748048 8.15 477944 1274796 264 00:30:00 6114656 7477396 331048 4.07 54296 1504456 748048 8.15 477984 1275228 124 00:40:01 5108096 7386516 369732 4.55 105076 2324832 845128 9.21 605756 2101264 724 00:50:17 5041624 7322828 433484 5.33 105204 2327548 873032 9.51 625524 2103980 200 01:00:17 5050516 7333672 422568 5.20 105348 2329352 875496 9.54 628468 2105928 168 01:10:01 4999284 7317416 438776 5.40 105480 2364120 878288 9.57 630124 2140828 420 01:20:17 5003464 7327392 428732 5.27 105640 2369684 867224 9.45 619628 2146552 228 01:30:00 4968960 7294916 461140 5.67 105760 2371564 899528 9.80 651880 2148552 172 Average: 5389752 7382624 390997 4.81 88332 2070868 831684 9.06 577406 1845548 286 00:00:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.20 0.04 0.06 0.03 0.00 0.00 0.00 0.00 00:20:15 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:15 ens3 0.21 0.08 0.06 0.04 0.00 0.00 0.00 0.00 00:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:00 ens3 0.50 0.13 0.17 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 64.66 46.49 314.84 11.82 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 23.72 20.14 218.88 2.02 0.00 0.00 0.00 0.00 01:00:17 lo 0.96 0.96 0.05 0.05 0.00 0.00 0.00 0.00 01:00:17 ens3 9.54 8.77 61.29 0.93 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 13.72 12.29 161.02 1.21 0.00 0.00 0.00 0.00 01:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:17 ens3 16.90 16.11 138.46 1.95 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 14.21 13.70 144.11 1.69 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 16.07 13.18 116.11 2.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30656) 06/27/26 _x86_64_ (2 CPU) 00:00:25 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.24 0.00 0.10 0.04 0.03 99.59 00:10:01 0 0.05 0.00 0.10 0.02 0.03 99.80 00:10:01 1 0.43 0.00 0.10 0.06 0.02 99.39 00:20:15 all 0.62 0.00 0.21 0.01 0.03 99.13 00:20:15 0 0.46 0.00 0.22 0.01 0.03 99.27 00:20:15 1 0.78 0.00 0.20 0.02 0.02 98.99 00:30:00 all 0.27 0.00 0.16 0.01 0.03 99.54 00:30:00 0 0.06 0.00 0.17 0.02 0.03 99.72 00:30:00 1 0.48 0.00 0.15 0.01 0.02 99.35 00:40:01 all 11.57 0.00 1.68 0.64 0.04 86.07 00:40:01 0 11.14 0.00 1.66 0.47 0.04 86.68 00:40:01 1 12.00 0.00 1.70 0.81 0.05 85.45 00:50:17 all 1.05 0.00 0.26 0.05 0.05 98.58 00:50:17 0 1.08 0.00 0.23 0.08 0.05 98.57 00:50:17 1 1.03 0.00 0.30 0.02 0.06 98.59 01:00:17 all 3.98 0.00 0.51 4.66 0.05 90.79 01:00:17 0 5.84 0.00 0.60 4.88 0.04 88.64 01:00:17 1 2.12 0.00 0.43 4.45 0.06 92.95 01:10:01 all 6.11 0.00 0.62 0.02 0.05 93.20 01:10:01 0 4.18 0.00 0.49 0.02 0.06 95.26 01:10:01 1 8.06 0.00 0.75 0.01 0.05 91.13 01:20:17 all 1.88 0.00 0.30 0.02 0.05 97.76 01:20:17 0 2.08 0.00 0.29 0.02 0.04 97.56 01:20:17 1 1.68 0.00 0.31 0.01 0.05 97.95 01:30:00 all 0.92 0.00 0.33 0.01 0.05 98.69 01:30:00 0 0.84 0.00 0.42 0.01 0.07 98.66 01:30:00 1 1.00 0.00 0.24 0.01 0.04 98.71 Average: all 2.96 0.00 0.47 0.61 0.04 95.92 Average: 0 2.87 0.00 0.47 0.62 0.04 96.01 Average: 1 3.05 0.00 0.46 0.60 0.04 95.84