---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-25240 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 750 5136 4 2347 7191 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:bf:ac:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78724sec preferred_lft 78724sec inet6 fe80::f816:3eff:febf:ac9f/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-25240) 06/06/26 _x86_64_ (2 CPU) 00:43:16 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 2.01 0.26 1.72 0.03 31.03 22.27 871.53 01:10:01 13.98 0.00 1.41 12.56 0.15 16.52 109188.56 01:20:01 1.37 0.00 1.35 0.02 0.01 16.23 1.20 01:30:01 1.50 0.00 1.47 0.03 0.00 18.27 872.28 01:40:01 1.45 0.00 1.43 0.02 0.00 71.21 1.25 01:50:01 1.32 0.00 1.31 0.01 0.00 15.62 0.84 02:00:01 23.98 3.02 18.66 2.31 227.80 3458.96 516.96 02:10:01 1.32 0.00 1.32 0.00 0.00 21.48 0.05 02:20:01 1.28 0.00 1.28 0.00 0.00 19.09 0.03 02:30:01 1.65 0.00 1.61 0.04 0.00 142.40 392.81 02:40:01 1.38 0.00 1.35 0.03 0.00 31.62 4.15 02:50:01 2.69 0.04 2.09 0.56 1.08 88.41 1447.97 Average: 4.49 0.28 2.92 1.30 21.67 326.84 9441.40 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6283012 7539520 280932 3.45 30816 1431244 577864 6.29 455884 1184300 124 01:10:01 6284724 7541812 278532 3.42 31008 1431620 578144 6.30 456064 1184840 124 01:20:01 6285332 7542976 277360 3.41 31228 1431948 578196 6.30 456636 1185388 192 01:30:01 6286664 7544860 275404 3.39 31436 1432276 578276 6.30 452704 1185924 192 01:40:01 6258596 7533868 286104 3.52 31668 1448888 717804 7.82 453600 1202704 124 01:50:01 6274380 7550172 269752 3.32 31864 1449216 718636 7.83 454000 1203216 264 02:00:01 5154684 7358012 408944 5.03 86904 2276628 819024 8.92 601388 2039864 420 02:10:01 5134652 7339816 427212 5.25 87012 2278356 860756 9.38 635284 2041700 172 02:20:01 5124056 7330628 436424 5.37 87156 2279624 878532 9.57 652388 2043112 124 02:30:01 5073376 7317264 449656 5.53 87376 2316608 869676 9.47 643088 2080316 780 02:40:01 5044796 7292920 473948 5.83 87568 2320596 904324 9.85 677848 2084496 236 02:50:01 5201024 7341704 434396 5.34 88680 2220276 859924 9.37 666716 1985120 89732 Average: 5700441 7436129 358222 4.40 59393 1859773 745096 8.12 550467 1618415 7707 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.65 0.08 0.09 0.04 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 0.68 0.05 3.21 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 0.74 0.15 0.39 0.13 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 0.37 0.13 0.08 0.58 0.00 0.00 0.00 0.00 01:40:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.70 0.31 3.24 0.10 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 0.35 0.10 0.11 0.06 0.00 0.00 0.00 0.00 02:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:01 ens3 81.89 60.84 429.63 12.89 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 14.66 12.56 140.08 1.10 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 5.94 5.41 33.13 0.66 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 17.97 16.67 185.61 1.74 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 22.31 21.44 225.00 2.05 0.00 0.00 0.00 0.00 02:50:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 18.00 15.37 70.20 8.95 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 13.69 11.09 90.89 2.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25240) 06/06/26 _x86_64_ (2 CPU) 00:43:16 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.34 0.00 0.19 0.02 0.03 99.42 01:00:01 0 0.40 0.00 0.17 0.02 0.02 99.40 01:00:01 1 0.29 0.00 0.20 0.03 0.03 99.45 01:10:01 all 0.29 0.00 0.09 0.03 0.03 99.57 01:10:01 0 0.51 0.00 0.06 0.02 0.02 99.39 01:10:01 1 0.06 0.00 0.12 0.04 0.04 99.74 01:20:01 all 0.26 0.00 0.08 0.01 0.03 99.62 01:20:01 0 0.45 0.00 0.06 0.01 0.03 99.46 01:20:01 1 0.07 0.00 0.09 0.02 0.03 99.79 01:30:01 all 0.25 0.00 0.17 0.02 0.03 99.53 01:30:01 0 0.26 0.00 0.15 0.00 0.03 99.56 01:30:01 1 0.24 0.00 0.18 0.04 0.03 99.50 01:40:01 all 0.35 0.00 0.08 0.02 0.03 99.53 01:40:01 0 0.44 0.00 0.05 0.02 0.02 99.47 01:40:01 1 0.26 0.00 0.11 0.01 0.04 99.58 01:50:01 all 0.25 0.00 0.06 0.02 0.03 99.65 01:50:01 0 0.44 0.00 0.04 0.03 0.02 99.47 01:50:01 1 0.05 0.00 0.08 0.00 0.04 99.83 02:00:01 all 12.08 0.00 1.91 0.65 0.06 85.30 02:00:01 0 15.19 0.00 2.16 0.64 0.07 81.93 02:00:01 1 8.96 0.00 1.66 0.65 0.06 88.67 02:10:01 all 0.77 0.00 0.21 0.01 0.06 98.96 02:10:01 0 0.64 0.00 0.23 0.01 0.07 99.05 02:10:01 1 0.89 0.00 0.19 0.00 0.06 98.87 02:20:01 all 6.20 0.00 0.55 0.02 0.07 93.16 02:20:01 0 6.14 0.00 0.56 0.01 0.06 93.22 02:20:01 1 6.26 0.00 0.55 0.02 0.07 93.10 02:30:01 all 2.31 0.00 0.39 0.02 0.05 97.23 02:30:01 0 2.49 0.00 0.38 0.02 0.06 97.06 02:30:01 1 2.12 0.00 0.41 0.01 0.05 97.40 02:40:01 all 1.64 0.00 0.31 0.01 0.05 98.00 02:40:01 0 0.99 0.00 0.36 0.01 0.06 98.59 02:40:01 1 2.29 0.00 0.26 0.01 0.04 97.41 02:40:01 CPU %user %nice %system %iowait %steal %idle 02:50:01 all 2.42 0.00 0.32 0.58 0.05 96.63 02:50:01 0 3.56 0.00 0.38 0.53 0.06 95.48 02:50:01 1 1.28 0.00 0.26 0.64 0.04 97.78 Average: all 2.25 0.00 0.36 0.12 0.04 97.23 Average: 0 2.61 0.00 0.38 0.11 0.04 96.85 Average: 1 1.88 0.00 0.34 0.12 0.04 97.61