---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10092 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 21% / 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 776 5113 4 2349 7165 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:e5:b3:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 15178sec preferred_lft 15178sec inet6 fe80::f816:3eff:fee5:b337/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10092) 05/02/26 _x86_64_ (2 CPU) 00:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:15 1.69 0.01 1.66 0.01 0.81 20.23 0.24 00:20:01 1.93 0.11 1.78 0.03 3.13 24.71 500.23 00:30:15 1.79 0.00 1.78 0.01 0.00 20.14 0.44 00:40:01 23.12 3.07 17.75 2.30 230.87 3228.06 923.67 00:50:01 1.59 0.01 1.56 0.01 0.77 28.51 0.99 01:00:15 1.98 0.00 1.93 0.04 0.00 27.31 1.97 01:10:01 1.51 0.00 1.49 0.02 0.00 135.85 406.26 01:20:01 1.53 0.00 1.52 0.01 0.00 34.87 0.49 01:30:15 1.72 0.00 1.69 0.02 0.00 25.03 0.47 Average: 4.04 0.35 3.43 0.27 25.58 385.43 199.22 00:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:15 6130676 7525108 283796 3.49 51652 1538796 744344 8.11 481348 1304648 324 00:20:01 6148128 7509516 299244 3.68 51820 1505536 741712 8.08 480240 1271340 164 00:30:15 6144316 7506300 302500 3.72 51964 1505980 741712 8.08 480356 1271812 124 00:40:01 5248252 7446176 314744 3.87 101596 2251524 768568 8.37 562468 2021860 364 00:50:01 5139320 7340384 420560 5.17 101724 2254572 867764 9.45 627496 2025036 240 01:00:15 5155000 7358136 402720 4.95 101868 2256504 871176 9.49 630908 2026984 124 01:10:01 5116056 7355556 405244 4.98 102016 2292672 874364 9.52 633084 2063284 1480 01:20:01 5103044 7347016 413704 5.09 102104 2296984 862268 9.39 620756 2067700 280 01:30:15 5062048 7308112 452572 5.56 102224 2298924 894528 9.74 652816 2069760 196 Average: 5471871 7410700 366120 4.50 85219 2022388 818493 8.91 574386 1791380 366 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 0.19 0.06 0.07 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 0.22 0.09 0.07 0.04 0.00 0.00 0.00 0.00 00:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:15 ens3 0.50 0.14 0.17 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 61.50 43.47 309.24 12.31 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 24.36 20.46 224.50 2.21 0.00 0.00 0.00 0.00 01:00:15 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:00:15 ens3 8.72 8.19 59.96 0.89 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 16.07 14.37 160.76 1.59 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 15.72 15.00 141.77 1.66 0.00 0.00 0.00 0.00 01:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:15 ens3 12.91 12.56 137.06 1.13 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 15.44 12.61 114.15 2.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10092) 05/02/26 _x86_64_ (2 CPU) 00:00:15 CPU %user %nice %system %iowait %steal %idle 00:10:15 all 0.25 0.00 0.10 0.01 0.02 99.61 00:10:15 0 0.33 0.00 0.08 0.00 0.02 99.56 00:10:15 1 0.17 0.00 0.13 0.03 0.03 99.66 00:20:01 all 0.64 0.00 0.22 0.04 0.03 99.08 00:20:01 0 0.93 0.00 0.20 0.06 0.02 98.79 00:20:01 1 0.35 0.00 0.24 0.01 0.03 99.37 00:30:15 all 0.25 0.00 0.16 0.02 0.03 99.55 00:30:15 0 0.23 0.00 0.17 0.02 0.03 99.55 00:30:15 1 0.26 0.00 0.15 0.02 0.02 99.54 00:40:01 all 10.66 0.00 1.66 1.00 0.05 86.63 00:40:01 0 9.17 0.00 1.59 1.33 0.05 87.86 00:40:01 1 12.14 0.00 1.74 0.67 0.04 85.41 00:50:01 all 1.27 0.00 0.29 0.04 0.06 98.34 00:50:01 0 1.41 0.00 0.41 0.06 0.08 98.04 00:50:01 1 1.12 0.00 0.18 0.02 0.04 98.64 01:00:15 all 3.12 0.00 0.47 0.02 0.06 96.33 01:00:15 0 1.74 0.00 0.32 0.02 0.06 97.87 01:00:15 1 4.50 0.00 0.62 0.02 0.07 94.78 01:10:01 all 4.40 0.00 0.48 0.05 0.07 94.99 01:10:01 0 4.43 0.00 0.54 0.05 0.08 94.91 01:10:01 1 4.38 0.00 0.43 0.04 0.06 95.08 01:20:01 all 1.52 0.00 0.30 0.03 0.07 98.09 01:20:01 0 0.62 0.00 0.15 0.05 0.05 99.13 01:20:01 1 2.42 0.00 0.44 0.01 0.09 97.04 01:30:15 all 0.87 0.00 0.31 0.06 0.06 98.69 01:30:15 0 0.67 0.00 0.21 0.01 0.04 99.07 01:30:15 1 1.08 0.00 0.42 0.11 0.08 98.31 Average: all 2.52 0.00 0.44 0.14 0.05 96.85 Average: 0 2.13 0.00 0.40 0.17 0.05 97.24 Average: 1 2.90 0.00 0.48 0.10 0.05 96.46