---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-28175 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 7.9G 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 751 5214 4 2269 7190 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:4b:b0:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81060sec preferred_lft 81060sec inet6 fe80::f816:3eff:fe4b:b05a/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-28175) 06/18/26 _x86_64_ (2 CPU) 00:44:08 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:11 2.09 0.26 1.79 0.04 31.53 77.71 857.14 01:10:01 1.32 0.00 1.31 0.02 0.00 15.56 0.99 01:20:01 1.34 0.00 1.33 0.02 0.01 15.58 1.20 01:30:11 1.54 0.00 1.51 0.03 0.00 18.60 643.67 01:40:01 1.39 0.00 1.37 0.02 0.00 15.74 1.10 01:50:01 1.42 0.00 1.41 0.02 0.00 16.17 1.20 02:00:11 23.12 2.95 17.91 2.26 223.87 3367.71 524.44 02:10:01 1.49 0.00 1.47 0.03 0.00 22.93 1.55 Average: 4.26 0.41 3.55 0.31 32.46 450.87 258.25 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:11 6248796 7522748 296876 3.65 30876 1448632 523640 5.70 460468 1200836 228 01:10:01 6246024 7520524 299136 3.68 31080 1448924 523848 5.71 462424 1201376 240 01:20:01 6253836 7528876 290740 3.58 31284 1449260 523848 5.71 462820 1201912 244 01:30:11 6247040 7522648 296916 3.65 31508 1449616 523848 5.71 462784 1202464 188 01:40:01 6248216 7524476 295144 3.63 31704 1450036 523980 5.71 463000 1202984 124 01:50:01 6246836 7523632 295992 3.64 31912 1450364 524044 5.71 463228 1203520 128 02:00:11 5168128 7365860 400860 4.93 86896 2271216 683152 7.44 605152 2033772 452 02:10:01 5132640 7332396 434432 5.34 87080 2273032 652920 7.11 616700 2035796 300 Average: 5973940 7480145 326262 4.01 45292 1655135 559910 6.10 499572 1410332 238 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:11 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:11 ens3 1.41 0.60 3.19 0.07 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 0.53 0.07 0.09 0.03 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 0.43 0.07 0.11 0.05 0.00 0.00 0.00 0.00 01:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:11 ens3 0.31 0.07 0.08 0.03 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.41 0.08 0.12 0.06 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.34 0.21 0.08 0.59 0.00 0.00 0.00 0.00 02:00:11 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:11 ens3 71.80 49.67 322.03 11.55 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 13.53 11.79 109.23 1.07 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 11.22 7.90 54.80 1.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28175) 06/18/26 _x86_64_ (2 CPU) 00:44:08 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:11 all 0.38 0.00 0.22 0.02 0.03 99.36 01:00:11 0 0.37 0.00 0.19 0.03 0.02 99.38 01:00:11 1 0.38 0.00 0.24 0.01 0.04 99.33 01:10:01 all 0.28 0.00 0.08 0.01 0.03 99.61 01:10:01 0 0.26 0.00 0.08 0.01 0.03 99.62 01:10:01 1 0.30 0.00 0.07 0.01 0.03 99.59 01:20:01 all 0.27 0.00 0.07 0.01 0.03 99.62 01:20:01 0 0.07 0.00 0.08 0.01 0.03 99.80 01:20:01 1 0.47 0.00 0.07 0.00 0.03 99.44 01:30:11 all 0.29 0.00 0.16 0.01 0.03 99.50 01:30:11 0 0.08 0.00 0.17 0.01 0.04 99.70 01:30:11 1 0.50 0.00 0.16 0.01 0.03 99.30 01:40:01 all 0.24 0.00 0.08 0.01 0.03 99.64 01:40:01 0 0.06 0.00 0.09 0.01 0.03 99.80 01:40:01 1 0.42 0.00 0.06 0.01 0.03 99.48 01:50:01 all 0.27 0.00 0.07 0.01 0.03 99.61 01:50:01 0 0.33 0.00 0.07 0.01 0.03 99.56 01:50:01 1 0.22 0.00 0.08 0.01 0.03 99.66 02:00:11 all 11.78 0.00 1.77 0.45 0.07 85.92 02:00:11 0 9.55 0.00 1.57 0.25 0.05 88.57 02:00:11 1 14.01 0.00 1.98 0.65 0.08 83.27 02:10:01 all 0.87 0.00 0.20 0.01 0.07 98.85 02:10:01 0 0.95 0.00 0.17 0.01 0.06 98.81 02:10:01 1 0.79 0.00 0.24 0.01 0.07 98.89 Average: all 1.82 0.00 0.34 0.07 0.04 97.74 Average: 0 1.48 0.00 0.31 0.04 0.04 98.14 Average: 1 2.16 0.00 0.37 0.09 0.04 97.34