---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-7291 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 8.2G 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 747 4952 4 2534 7193 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:e0:9b:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.209/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78748sec preferred_lft 78748sec inet6 fe80::f816:3eff:fee0:9b35/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-7291) 04/24/26 _x86_64_ (2 CPU) 02:02:02 LINUX RESTART (2 CPU) 02:10:32 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:20:01 1.24 0.01 1.22 0.02 0.07 14.72 1.14 02:30:38 1.35 0.00 1.32 0.03 0.00 16.32 412.14 02:40:38 1.79 0.32 1.44 0.03 39.01 72.63 1.40 02:50:01 1.23 0.01 1.21 0.02 1.12 15.02 1.21 03:00:38 1.42 0.00 1.39 0.03 0.00 17.44 411.54 03:10:38 5.73 1.36 4.25 0.12 99.70 494.32 5.64 03:20:01 18.55 1.76 14.56 2.22 136.71 2826.63 628.49 03:30:48 1.43 0.00 1.42 0.01 0.00 18.40 0.21 03:40:28 15.46 0.00 1.58 13.88 0.15 171.49 110478.68 03:50:01 1.53 0.00 1.51 0.03 0.00 323.98 0.31 04:00:38 1.55 0.00 1.52 0.03 0.00 118.66 0.36 Average: 4.52 0.30 2.78 1.44 24.37 354.75 9834.92 02:10:32 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:20:01 6282304 7528932 291304 3.58 30716 1421820 528544 5.76 443900 1183460 128 02:30:38 6292516 7539764 280464 3.45 30948 1422184 529912 5.77 446996 1184056 176 02:40:38 6258236 7534536 285060 3.51 31348 1450460 732480 7.98 464264 1201652 176 02:50:01 6257732 7534844 284916 3.50 31520 1451072 530212 5.78 459220 1202140 280 03:00:38 6250416 7528276 291412 3.58 31760 1451556 530268 5.78 459460 1202736 128 03:10:38 5848152 7449940 347156 4.27 59692 1728172 587328 6.40 547132 1494020 179332 03:20:01 5076244 7187396 584220 7.18 85176 2190264 814980 8.88 777328 1949304 256 03:30:48 5148576 7260320 511180 6.29 85304 2190720 733320 7.99 694872 1949888 184 03:40:28 5135632 7292328 478844 5.89 85448 2235400 812120 8.85 707652 1994672 184 03:50:01 4882760 7144560 625100 7.69 85636 2338884 896616 9.77 841840 2098240 15236 04:00:38 4803908 7083032 686320 8.44 85852 2355752 939576 10.23 885524 2115312 128 Average: 5657861 7371266 424180 5.22 58491 1839662 694123 7.56 611653 1597771 17837 02:10:32 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.52 0.04 0.06 0.01 0.00 0.00 0.00 0.00 02:30:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:38 ens3 0.35 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:40:38 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:38 ens3 0.81 0.27 6.00 0.07 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.52 0.22 0.17 0.53 0.00 0.00 0.00 0.00 03:00:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:38 ens3 0.29 0.09 0.09 0.05 0.00 0.00 0.00 0.00 03:10:38 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 03:10:38 ens3 25.29 16.06 132.87 4.78 0.00 0.00 0.00 0.00 03:20:01 lo 1.25 1.25 0.10 0.10 0.00 0.00 0.00 0.00 03:20:01 ens3 71.53 56.75 648.71 8.72 0.00 0.00 0.00 0.00 03:30:48 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:48 ens3 31.70 29.68 497.04 1.99 0.00 0.00 0.00 0.00 03:40:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:28 ens3 78.46 75.04 1237.09 4.94 0.00 0.00 0.00 0.00 03:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 27.77 25.58 414.08 1.71 0.00 0.00 0.00 0.00 04:00:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:38 ens3 21.52 20.18 335.15 1.36 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 23.10 20.01 293.50 2.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-7291) 04/24/26 _x86_64_ (2 CPU) 02:02:02 LINUX RESTART (2 CPU) 02:10:32 CPU %user %nice %system %iowait %steal %idle 02:20:01 all 0.27 0.00 0.08 0.01 0.02 99.62 02:20:01 0 0.49 0.00 0.06 0.01 0.02 99.42 02:20:01 1 0.05 0.00 0.10 0.01 0.03 99.81 02:30:38 all 0.28 0.00 0.16 0.01 0.03 99.52 02:30:38 0 0.43 0.00 0.15 0.01 0.02 99.39 02:30:38 1 0.13 0.00 0.18 0.01 0.03 99.65 02:40:38 all 0.37 0.00 0.11 0.02 0.02 99.48 02:40:38 0 0.27 0.00 0.10 0.02 0.02 99.58 02:40:38 1 0.46 0.00 0.12 0.02 0.02 99.38 02:50:01 all 0.28 0.00 0.07 0.01 0.03 99.61 02:50:01 0 0.45 0.00 0.06 0.01 0.02 99.46 02:50:01 1 0.10 0.00 0.09 0.01 0.03 99.77 03:00:38 all 0.26 0.00 0.15 0.01 0.02 99.56 03:00:38 0 0.36 0.00 0.14 0.01 0.02 99.47 03:00:38 1 0.16 0.00 0.16 0.01 0.03 99.64 03:10:38 all 2.84 0.00 0.45 0.19 0.03 96.50 03:10:38 0 3.24 0.00 0.48 0.16 0.04 96.08 03:10:38 1 2.44 0.00 0.41 0.21 0.03 96.91 03:20:01 all 9.07 0.00 1.46 0.38 0.07 89.02 03:20:01 0 8.18 0.00 1.41 0.36 0.06 89.99 03:20:01 1 9.96 0.00 1.52 0.40 0.07 88.04 03:30:48 all 0.67 0.00 0.36 0.01 0.06 98.90 03:30:48 0 0.62 0.00 0.28 0.01 0.04 99.06 03:30:48 1 0.73 0.00 0.44 0.01 0.07 98.75 03:40:28 all 1.16 0.00 0.60 0.03 0.07 98.14 03:40:28 0 1.68 0.00 1.02 0.01 0.09 97.21 03:40:28 1 0.65 0.00 0.18 0.06 0.06 99.06 03:50:01 all 0.86 0.00 0.22 0.01 0.06 98.84 03:50:01 0 0.82 0.00 0.22 0.01 0.06 98.89 03:50:01 1 0.89 0.00 0.23 0.01 0.07 98.80 04:00:38 all 0.63 0.00 0.31 0.01 0.07 98.97 04:00:38 0 0.57 0.00 0.16 0.01 0.04 99.21 04:00:38 1 0.70 0.00 0.47 0.01 0.11 98.72 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.47 0.00 0.36 0.06 0.04 98.07 Average: 0 1.51 0.00 0.36 0.05 0.04 98.04 Average: 1 1.43 0.00 0.35 0.07 0.05 98.11