---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-4740 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 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 774 5175 4 2281 7167 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:85:64:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.207/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78787sec preferred_lft 78787sec inet6 fe80::f816:3eff:fe85:640f/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-4740) 04/20/26 _x86_64_ (2 CPU) 01:58:13 LINUX RESTART (2 CPU) 02:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:07 1.94 0.34 1.58 0.02 41.24 74.33 0.37 02:20:08 1.31 0.01 1.29 0.01 0.07 15.67 0.73 02:30:08 14.06 0.00 1.49 12.56 0.15 18.58 109885.12 02:40:07 1.22 0.00 1.20 0.02 0.00 14.80 1.10 02:50:08 1.25 0.00 1.24 0.02 0.00 14.86 1.20 03:00:08 2.64 1.01 1.60 0.04 77.05 97.79 871.95 03:10:09 22.12 2.01 17.92 2.20 150.95 3057.91 799.93 03:20:10 1.44 0.00 1.44 0.01 0.00 23.70 0.11 03:30:12 1.63 0.00 1.60 0.02 0.00 22.62 1.17 03:40:11 1.48 0.00 1.48 0.00 0.00 140.01 396.16 03:50:11 1.34 0.01 1.32 0.01 0.20 63.62 0.08 04:00:13 1.45 0.00 1.43 0.02 0.00 23.75 0.66 Average: 4.33 0.28 2.80 1.24 22.48 297.58 9331.70 02:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:07 6238124 7513456 306612 3.77 30760 1449884 520328 5.67 458460 1200024 224 02:20:08 6261112 7537024 283036 3.48 30988 1450212 520460 5.67 458464 1200592 132 02:30:08 6262964 7539496 280420 3.45 31212 1450588 520460 5.67 458568 1201160 180 02:40:07 6277108 7554168 265744 3.27 31428 1450896 520592 5.67 459332 1201684 188 02:50:08 6276128 7553744 266164 3.27 31628 1451244 520592 5.67 459368 1202232 136 03:00:08 6096016 7440676 375584 4.62 37296 1509708 594744 6.48 559116 1255740 14204 03:10:09 5265236 7377292 394480 4.85 85012 2191172 626088 6.82 604072 1949860 136 03:20:10 5242600 7356804 414816 5.10 85180 2193160 690004 7.52 609644 1952012 320 03:30:12 5242984 7358344 413320 5.08 85320 2194172 654520 7.13 623812 1953168 212 03:40:11 5204736 7357060 414536 5.10 85464 2230884 644204 7.02 612748 1990024 132 03:50:11 5163508 7330956 440468 5.42 85612 2245656 667184 7.27 636248 2004816 136 04:00:13 5157072 7326592 444760 5.47 85752 2247564 691344 7.53 660120 2006864 208 Average: 5723966 7437134 358328 4.41 58804 1838762 597543 6.51 549996 1593181 1351 02:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:07 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:07 ens3 1.27 0.24 3.14 0.03 0.00 0.00 0.00 0.00 02:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:08 ens3 0.44 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:08 ens3 0.24 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:07 ens3 0.55 0.17 0.19 0.11 0.00 0.00 0.00 0.00 02:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:08 ens3 0.20 0.05 0.04 0.01 0.00 0.00 0.00 0.00 03:00:08 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 03:00:08 ens3 19.96 11.38 50.72 4.66 0.00 0.00 0.00 0.00 03:10:09 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:09 ens3 55.58 41.53 360.01 8.06 0.00 0.00 0.00 0.00 03:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:10 ens3 16.66 15.20 167.72 1.29 0.00 0.00 0.00 0.00 03:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:12 ens3 3.62 2.73 5.14 0.51 0.00 0.00 0.00 0.00 03:40:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:11 ens3 18.82 17.18 185.54 1.78 0.00 0.00 0.00 0.00 03:50:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:11 ens3 13.90 12.44 120.91 1.55 0.00 0.00 0.00 0.00 04:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:13 ens3 14.55 13.71 139.81 1.21 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 12.15 9.56 86.14 1.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-4740) 04/20/26 _x86_64_ (2 CPU) 01:58:13 LINUX RESTART (2 CPU) 02:00:06 CPU %user %nice %system %iowait %steal %idle 02:10:07 all 0.37 0.00 0.10 0.02 0.02 99.49 02:10:07 0 0.46 0.00 0.09 0.03 0.02 99.41 02:10:07 1 0.28 0.00 0.11 0.02 0.03 99.57 02:20:08 all 0.20 0.00 0.07 0.01 0.02 99.71 02:20:08 0 0.35 0.00 0.05 0.02 0.01 99.57 02:20:08 1 0.05 0.00 0.08 0.01 0.02 99.84 02:30:08 all 0.26 0.00 0.16 0.03 0.02 99.53 02:30:08 0 0.42 0.00 0.13 0.01 0.02 99.41 02:30:08 1 0.09 0.00 0.19 0.05 0.03 99.65 02:40:07 all 0.28 0.00 0.06 0.01 0.02 99.64 02:40:07 0 0.29 0.00 0.06 0.02 0.02 99.60 02:40:07 1 0.26 0.00 0.05 0.00 0.02 99.67 02:50:08 all 0.23 0.00 0.07 0.01 0.02 99.68 02:50:08 0 0.05 0.00 0.08 0.01 0.02 99.84 02:50:08 1 0.42 0.00 0.05 0.00 0.01 99.52 03:00:08 all 0.84 0.00 0.30 0.03 0.02 98.81 03:00:08 0 0.76 0.00 0.26 0.03 0.02 98.93 03:00:08 1 0.93 0.00 0.33 0.04 0.02 98.69 03:10:09 all 11.08 0.00 1.71 0.59 0.06 86.57 03:10:09 0 11.32 0.00 1.78 0.77 0.05 86.08 03:10:09 1 10.83 0.00 1.63 0.41 0.06 87.06 03:20:10 all 0.92 0.00 0.25 0.01 0.05 98.78 03:20:10 0 0.61 0.00 0.18 0.01 0.04 99.18 03:20:10 1 1.23 0.00 0.32 0.01 0.06 98.39 03:30:12 all 7.37 0.00 0.76 0.01 0.07 91.80 03:30:12 0 7.84 0.00 0.78 0.01 0.07 91.31 03:30:12 1 6.92 0.00 0.74 0.01 0.06 92.26 03:40:11 all 1.48 0.00 0.25 0.01 0.06 98.19 03:40:11 0 1.93 0.00 0.22 0.01 0.05 97.80 03:40:11 1 1.04 0.00 0.29 0.02 0.07 98.59 03:50:11 all 2.79 0.00 0.47 0.01 0.07 96.67 03:50:11 0 3.62 0.00 0.63 0.01 0.07 95.67 03:50:11 1 1.95 0.00 0.30 0.01 0.06 97.67 03:50:11 CPU %user %nice %system %iowait %steal %idle 04:00:13 all 0.88 0.00 0.30 0.01 0.06 98.75 04:00:13 0 0.93 0.00 0.34 0.01 0.07 98.66 04:00:13 1 0.83 0.00 0.26 0.01 0.06 98.85 Average: all 2.21 0.00 0.37 0.06 0.04 97.31 Average: 0 2.36 0.00 0.38 0.08 0.04 97.14 Average: 1 2.06 0.00 0.36 0.05 0.04 97.48