---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-30027 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: 5599.86 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 8.2G 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 765 4846 4 2633 7176 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:11:36:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.94/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 50032sec preferred_lft 50032sec inet6 fe80::f816:3eff:fe11:3602/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30027) 06/25/26 _x86_64_ (2 CPU) 00:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:03 1.86 0.01 1.83 0.02 0.81 22.31 432.65 00:20:03 1.87 0.11 1.74 0.03 3.06 23.81 824.00 00:30:03 1.97 0.00 1.95 0.02 0.00 22.09 216.63 00:40:03 23.79 3.00 18.51 2.28 225.59 3440.74 1043.91 00:50:03 1.53 0.00 1.51 0.01 0.00 17.18 1.56 01:00:03 1.73 0.00 1.70 0.03 0.00 20.88 1.80 01:10:03 1.71 0.00 1.68 0.03 0.00 263.74 3.49 01:20:02 2.01 0.00 1.93 0.07 0.00 221.75 826.06 01:30:02 1.98 0.00 1.94 0.04 0.00 23.07 4.23 Average: 4.27 0.35 3.64 0.28 25.50 450.64 372.58 00:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:03 6113328 7508844 299640 3.68 54440 1536988 551040 6.00 474068 1309124 404 00:20:03 6133884 7492012 316388 3.89 54592 1499396 548868 5.98 472724 1271468 244 00:30:03 6140728 7499356 309020 3.80 54752 1499728 603944 6.58 477904 1271956 260 00:40:03 4929832 7204092 552276 6.79 105428 2320204 795748 8.67 748544 2097860 256 00:50:03 4840220 7114976 641396 7.89 105536 2320588 890592 9.70 843768 2098356 236 01:00:03 4883776 7159136 597248 7.34 105656 2321092 880484 9.59 815240 2098976 252 01:10:03 4837244 7192548 563156 6.92 105788 2400252 864564 9.42 800760 2178272 5144 01:20:02 4688832 7097996 656768 8.08 105972 2453184 928788 10.12 865284 2231388 216 01:30:02 4629876 7039672 715044 8.79 106116 2453652 903800 9.84 839652 2231992 196 Average: 5244191 7256515 516771 6.35 88698 2089454 774203 8.43 704216 1865488 801 00:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:03 ens3 0.19 0.06 0.06 0.03 0.00 0.00 0.00 0.00 00:20:03 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:03 ens3 0.17 0.08 0.05 0.02 0.00 0.00 0.00 0.00 00:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:03 ens3 0.51 0.12 0.18 0.10 0.00 0.00 0.00 0.00 00:40:03 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:03 ens3 84.89 65.15 627.70 13.57 0.00 0.00 0.00 0.00 00:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:03 ens3 22.85 18.37 305.27 1.32 0.00 0.00 0.00 0.00 01:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:03 ens3 74.07 71.09 1184.57 4.67 0.00 0.00 0.00 0.00 01:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:03 ens3 29.43 27.72 484.36 1.88 0.00 0.00 0.00 0.00 01:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:02 ens3 28.25 26.61 454.61 1.81 0.00 0.00 0.00 0.00 01:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:02 ens3 16.42 14.85 249.49 1.02 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 28.53 24.89 367.25 2.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30027) 06/25/26 _x86_64_ (2 CPU) 00:00:03 CPU %user %nice %system %iowait %steal %idle 00:10:03 all 0.24 0.00 0.09 0.01 0.04 99.62 00:10:03 0 0.29 0.00 0.08 0.01 0.04 99.59 00:10:03 1 0.20 0.00 0.11 0.01 0.04 99.65 00:20:03 all 0.61 0.00 0.21 0.01 0.04 99.12 00:20:03 0 0.48 0.00 0.25 0.01 0.05 99.21 00:20:03 1 0.74 0.00 0.18 0.01 0.03 99.04 00:30:03 all 0.25 0.00 0.16 0.01 0.04 99.54 00:30:03 0 0.25 0.00 0.15 0.01 0.04 99.55 00:30:03 1 0.25 0.00 0.16 0.01 0.04 99.54 00:40:03 all 11.75 0.00 1.74 0.50 0.06 85.95 00:40:03 0 14.36 0.00 1.99 0.68 0.06 82.92 00:40:03 1 9.14 0.00 1.50 0.33 0.06 88.97 00:50:03 all 0.50 0.00 0.21 0.01 0.09 99.20 00:50:03 0 0.57 0.00 0.28 0.01 0.10 99.05 00:50:03 1 0.44 0.00 0.13 0.01 0.07 99.35 01:00:03 all 0.99 0.00 0.61 0.01 0.09 98.30 01:00:03 0 1.38 0.00 0.99 0.01 0.11 97.50 01:00:03 1 0.59 0.00 0.24 0.01 0.07 99.10 01:10:03 all 0.80 0.00 0.26 0.01 0.09 98.84 01:10:03 0 0.85 0.00 0.36 0.02 0.10 98.66 01:10:03 1 0.74 0.00 0.15 0.00 0.08 99.02 01:20:02 all 0.71 0.01 0.24 0.02 0.09 98.94 01:20:02 0 0.76 0.02 0.24 0.02 0.10 98.86 01:20:02 1 0.65 0.00 0.24 0.01 0.08 99.02 01:30:02 all 0.54 0.00 0.30 0.01 0.09 99.06 01:30:02 0 0.47 0.00 0.38 0.01 0.12 99.02 01:30:02 1 0.61 0.00 0.23 0.01 0.06 99.10 Average: all 1.82 0.00 0.43 0.06 0.07 97.62 Average: 0 2.16 0.00 0.52 0.08 0.08 97.15 Average: 1 1.49 0.00 0.33 0.04 0.06 98.09