---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-32565 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 778 5032 4 2432 7163 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:08:59:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 48834sec preferred_lft 48834sec inet6 fe80::f816:3eff:fe08:59c9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-32565) 07/04/26 _x86_64_ (2 CPU) 00:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.83 0.02 1.80 0.02 0.83 21.03 0.22 00:20:14 1.87 0.10 1.73 0.03 2.99 24.16 517.59 00:30:14 1.92 0.00 1.90 0.02 0.00 20.51 0.25 00:40:01 23.83 3.06 18.43 2.33 230.72 3537.19 881.52 00:50:02 1.64 0.00 1.62 0.02 0.00 23.90 1.13 01:00:14 1.88 0.00 1.84 0.05 0.00 25.77 2.00 01:10:14 1.62 0.00 1.60 0.02 0.00 133.45 404.01 01:20:14 1.58 0.00 1.57 0.01 0.00 35.27 0.47 01:30:14 2.03 0.00 2.00 0.03 0.00 28.37 0.92 Average: 4.19 0.35 3.57 0.28 25.52 419.44 200.08 00:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6110972 7507524 301116 3.70 54284 1538416 527888 5.75 470352 1309376 292 00:20:14 6142268 7500852 307732 3.78 54464 1500200 525848 5.73 469164 1271124 252 00:30:14 6146996 7506164 302372 3.72 54612 1500660 526072 5.73 469372 1271568 172 00:40:01 5107820 7386424 370128 4.55 105756 2324404 632132 6.89 605328 2101372 308 00:50:02 5059372 7340060 416540 5.12 105852 2326436 642024 6.99 606824 2103500 240 01:00:14 5050156 7332560 423976 5.21 105984 2328024 661828 7.21 626996 2105220 268 01:10:14 5017184 7335968 420512 5.17 106112 2364200 650728 7.09 613816 2141516 1708 01:20:14 5010032 7333152 423284 5.20 106220 2368364 653508 7.12 617188 2145796 320 01:30:14 4973444 7298656 457612 5.63 106332 2370308 685768 7.47 649248 2147852 124 Average: 5402027 7393484 380364 4.68 88846 2069001 611755 6.66 569810 1844147 409 00:00:14 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 0.22 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:20:14 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:14 ens3 0.24 0.08 0.08 0.03 0.00 0.00 0.00 0.00 00:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:14 ens3 0.53 0.11 0.18 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 68.94 49.39 324.17 12.75 0.00 0.00 0.00 0.00 00:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:02 ens3 17.22 13.99 251.16 1.57 0.00 0.00 0.00 0.00 01:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:14 ens3 6.01 5.53 32.57 0.69 0.00 0.00 0.00 0.00 01:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:14 ens3 12.33 11.53 157.04 1.40 0.00 0.00 0.00 0.00 01:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:14 ens3 11.71 11.14 141.49 1.40 0.00 0.00 0.00 0.00 01:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:14 ens3 9.96 9.71 139.87 0.94 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 13.98 11.18 115.62 2.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-32565) 07/04/26 _x86_64_ (2 CPU) 00:00:14 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.25 0.00 0.10 0.01 0.03 99.61 00:10:01 0 0.05 0.00 0.11 0.02 0.04 99.77 00:10:01 1 0.46 0.00 0.08 0.00 0.02 99.44 00:20:14 all 0.65 0.00 0.20 0.01 0.03 99.11 00:20:14 0 0.82 0.00 0.18 0.01 0.02 98.97 00:20:14 1 0.48 0.00 0.22 0.02 0.04 99.25 00:30:14 all 0.27 0.00 0.16 0.01 0.03 99.53 00:30:14 0 0.08 0.00 0.16 0.02 0.04 99.72 00:30:14 1 0.46 0.00 0.16 0.01 0.02 99.35 00:40:01 all 12.10 0.00 1.74 0.56 0.06 85.55 00:40:01 0 13.76 0.00 2.00 0.75 0.05 83.44 00:40:01 1 10.44 0.00 1.48 0.36 0.06 87.65 00:50:02 all 0.98 0.00 0.24 0.01 0.06 98.70 00:50:02 0 1.00 0.00 0.30 0.01 0.07 98.63 00:50:02 1 0.97 0.00 0.18 0.02 0.05 98.77 01:00:14 all 5.08 0.00 0.54 0.01 0.06 94.31 01:00:14 0 9.34 0.00 0.78 0.01 0.05 89.83 01:00:14 1 0.84 0.00 0.29 0.01 0.08 98.78 01:10:14 all 5.89 0.00 0.55 0.01 0.07 93.48 01:10:14 0 8.69 0.00 0.68 0.01 0.06 90.56 01:10:14 1 3.09 0.00 0.42 0.01 0.07 96.40 01:20:14 all 1.51 0.00 0.28 0.01 0.06 98.13 01:20:14 0 2.34 0.00 0.43 0.01 0.08 97.14 01:20:14 1 0.69 0.00 0.14 0.01 0.04 99.12 01:30:14 all 0.95 0.00 0.32 0.01 0.07 98.65 01:30:14 0 0.87 0.00 0.24 0.01 0.05 98.83 01:30:14 1 1.03 0.00 0.40 0.02 0.08 98.47 Average: all 3.06 0.00 0.46 0.07 0.05 96.36 Average: 0 4.09 0.00 0.54 0.09 0.05 95.23 Average: 1 2.03 0.00 0.37 0.05 0.05 97.50