---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-33287 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 769 5039 4 2434 7171 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:75:a6:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.27/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5036sec preferred_lft 5036sec inet6 fe80::f816:3eff:fe75:a621/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33287) 07/07/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:04 1.77 0.01 1.73 0.02 0.81 20.56 215.28 00:20:01 1.89 0.11 1.74 0.03 3.07 24.23 154.79 00:30:00 1.74 0.00 1.72 0.02 0.00 19.40 0.83 00:40:04 25.78 2.82 20.71 2.24 221.74 3422.51 692.39 00:50:04 1.57 0.01 1.56 0.00 0.77 28.24 0.33 01:00:00 1.92 0.00 1.89 0.03 0.00 27.44 0.44 01:10:04 1.66 0.00 1.65 0.01 0.00 134.25 393.39 01:20:04 1.62 0.00 1.61 0.01 0.00 35.11 0.21 01:30:01 1.75 0.00 1.72 0.03 0.00 25.59 0.40 Average: 4.43 0.33 3.83 0.27 25.32 417.86 162.82 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:04 6107464 7504320 303896 3.74 54312 1538688 537696 5.86 470228 1309732 372 00:20:01 6142540 7501004 307144 3.78 54452 1500112 535048 5.83 468744 1271076 144 00:30:00 6137460 7496396 311648 3.83 54580 1500452 535048 5.83 468928 1271544 152 00:40:04 5153892 7434220 321660 3.96 105328 2326532 563352 6.14 557060 2103256 328 00:50:04 5066320 7349736 406240 5.00 105424 2329580 643472 7.01 602288 2106400 304 01:00:00 5054744 7340088 415792 5.11 105544 2331384 663592 7.23 622376 2108324 120 01:10:04 4957500 7278104 477624 5.87 105680 2366456 754668 8.22 663728 2143400 316 01:20:04 5003560 7329776 426004 5.24 105784 2371884 654856 7.13 614312 2148936 252 01:30:01 4970144 7298432 457268 5.62 105880 2373828 686988 7.48 646304 2150976 156 Average: 5399292 7392453 380808 4.68 88554 2070991 619413 6.75 568219 1845960 238 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 0.18 0.04 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 0.12 0.05 0.03 0.02 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 0.46 0.12 0.15 0.09 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 61.59 46.70 315.93 12.36 0.00 0.00 0.00 0.00 00:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:04 ens3 27.00 22.43 225.35 2.43 0.00 0.00 0.00 0.00 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 9.09 8.26 61.71 0.90 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 13.14 11.21 155.79 1.13 0.00 0.00 0.00 0.00 01:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:04 ens3 17.53 16.89 141.98 1.99 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 14.11 13.48 140.86 1.20 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 15.95 13.27 115.99 2.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33287) 07/07/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:04 all 0.20 0.00 0.09 0.01 0.03 99.67 00:10:04 0 0.28 0.00 0.07 0.01 0.02 99.62 00:10:04 1 0.12 0.00 0.12 0.00 0.03 99.72 00:20:01 all 0.62 0.00 0.21 0.01 0.03 99.12 00:20:01 0 0.52 0.00 0.21 0.02 0.04 99.21 00:20:01 1 0.73 0.00 0.20 0.01 0.02 99.04 00:30:00 all 0.25 0.00 0.15 0.01 0.03 99.56 00:30:00 0 0.27 0.00 0.15 0.00 0.03 99.56 00:30:00 1 0.23 0.00 0.16 0.01 0.03 99.57 00:40:04 all 11.37 0.00 1.63 0.49 0.05 86.46 00:40:04 0 9.16 0.00 1.54 0.60 0.04 88.65 00:40:04 1 13.59 0.00 1.71 0.37 0.05 84.27 00:50:04 all 1.27 0.00 0.29 0.01 0.06 98.37 00:50:04 0 1.38 0.00 0.29 0.01 0.07 98.25 00:50:04 1 1.16 0.00 0.28 0.01 0.05 98.50 01:00:00 all 3.59 0.00 0.48 0.01 0.06 95.86 01:00:00 0 5.48 0.00 0.59 0.01 0.06 93.86 01:00:00 1 1.68 0.00 0.38 0.01 0.05 97.87 01:10:04 all 5.62 0.00 0.64 0.03 0.07 93.64 01:10:04 0 5.39 0.00 0.53 0.01 0.06 94.00 01:10:04 1 5.85 0.00 0.75 0.04 0.08 93.28 01:20:04 all 1.99 0.00 0.32 0.01 0.06 97.62 01:20:04 0 2.78 0.00 0.42 0.01 0.07 96.72 01:20:04 1 1.21 0.00 0.22 0.01 0.04 98.52 01:30:01 all 0.92 0.00 0.31 0.01 0.06 98.70 01:30:01 0 0.94 0.00 0.22 0.01 0.05 98.78 01:30:01 1 0.90 0.00 0.41 0.01 0.08 98.61 Average: all 2.87 0.00 0.46 0.06 0.05 96.55 Average: 0 2.92 0.00 0.45 0.08 0.05 96.51 Average: 1 2.83 0.00 0.47 0.05 0.05 96.60