---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-31714 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 8.4G 30G 23% / 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 773 4763 4 2701 7168 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:74:a9:76 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.58/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78698sec preferred_lft 78698sec inet6 fe80::f816:3eff:fe74:a976/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31714) 06/30/26 _x86_64_ (2 CPU) 00:35:58 LINUX RESTART (2 CPU) 00:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:04 1.22 0.02 1.19 0.00 1.24 15.11 0.12 01:00:04 1.43 0.01 1.40 0.03 0.05 18.03 654.88 01:10:03 1.65 0.26 1.37 0.02 32.09 73.86 1.07 01:20:04 1.38 0.03 1.35 0.00 2.16 16.20 0.04 01:30:04 1.53 0.00 1.52 0.01 0.00 18.69 653.36 01:40:04 1.29 0.00 1.29 0.00 0.00 15.40 0.00 01:50:04 23.44 2.99 18.16 2.28 225.96 3443.56 1552.12 02:00:04 14.97 0.00 1.47 13.49 0.15 19.87 106502.97 02:10:04 1.23 0.00 1.22 0.00 0.00 95.60 0.03 02:20:04 1.54 0.00 1.52 0.02 0.00 451.56 0.27 02:30:04 1.59 0.00 1.56 0.03 0.00 170.36 0.52 02:40:01 1.46 0.00 1.44 0.02 0.00 19.21 0.15 Average: 4.40 0.28 2.79 1.33 21.81 363.28 9117.94 00:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:04 6303548 7550832 269736 3.32 30564 1422384 531128 5.79 446452 1183276 304 01:00:04 6302612 7550456 270020 3.32 30784 1422712 532820 5.80 447856 1183828 184 01:10:03 6257204 7532428 287660 3.54 31156 1449380 531336 5.79 456176 1201788 256 01:20:04 6273704 7550076 270040 3.32 31320 1450344 531336 5.79 456968 1202360 236 01:30:04 6272864 7549916 270116 3.32 31504 1450808 532100 5.80 458044 1202876 244 01:40:04 6269376 7546912 273116 3.36 31656 1451132 532128 5.80 458620 1203356 268 01:50:04 5000752 7202036 565124 6.95 86948 2274452 830600 9.05 780744 2036848 264 02:00:04 5023472 7225368 541736 6.66 87100 2274912 787332 8.58 737736 2037424 368 02:10:04 4971668 7207108 559988 6.89 87260 2308272 854320 9.31 787704 2070952 9088 02:20:04 4731800 7101124 663844 8.16 87424 2440156 953132 10.38 887060 2203000 10128 02:30:04 4682800 7088520 675748 8.31 87592 2475892 962284 10.48 896216 2238768 312 02:40:01 4633468 7039792 724352 8.91 87792 2476328 1055860 11.50 939348 2239376 168 Average: 5560272 7345381 447623 5.50 59258 1908064 719531 7.84 646077 1666988 1818 00:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:04 ens3 1.14 0.09 0.16 0.06 0.00 0.00 0.00 0.00 01:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:04 ens3 0.43 0.08 0.08 0.03 0.00 0.00 0.00 0.00 01:10:03 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:03 ens3 0.67 0.22 4.30 0.05 0.00 0.00 0.00 0.00 01:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:04 ens3 0.47 0.09 0.27 0.05 0.00 0.00 0.00 0.00 01:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:04 ens3 0.34 0.15 0.08 0.54 0.00 0.00 0.00 0.00 01:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:04 ens3 0.43 0.11 0.14 0.07 0.00 0.00 0.00 0.00 01:50:04 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:04 ens3 96.19 70.22 764.53 12.89 0.00 0.00 0.00 0.00 02:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:04 ens3 30.97 29.48 478.42 1.96 0.00 0.00 0.00 0.00 02:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:04 ens3 76.22 73.04 1275.84 4.79 0.00 0.00 0.00 0.00 02:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:04 ens3 27.20 24.76 426.99 1.66 0.00 0.00 0.00 0.00 02:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:04 ens3 25.46 24.11 421.17 1.60 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 12.14 11.63 191.47 0.80 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 22.64 19.50 297.00 2.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31714) 06/30/26 _x86_64_ (2 CPU) 00:35:58 LINUX RESTART (2 CPU) 00:40:04 CPU %user %nice %system %iowait %steal %idle 00:50:04 all 0.27 0.00 0.08 0.01 0.03 99.61 00:50:04 0 0.18 0.00 0.08 0.00 0.03 99.71 00:50:04 1 0.36 0.00 0.07 0.01 0.03 99.52 01:00:04 all 0.29 0.00 0.17 0.15 0.03 99.36 01:00:04 0 0.30 0.00 0.18 0.01 0.03 99.48 01:00:04 1 0.29 0.00 0.16 0.28 0.03 99.24 01:10:03 all 0.34 0.00 0.10 0.02 0.03 99.51 01:10:03 0 0.24 0.00 0.09 0.03 0.03 99.61 01:10:03 1 0.44 0.00 0.11 0.02 0.03 99.41 01:20:04 all 0.26 0.00 0.09 0.01 0.03 99.61 01:20:04 0 0.33 0.00 0.08 0.02 0.03 99.54 01:20:04 1 0.19 0.00 0.10 0.00 0.04 99.67 01:30:04 all 0.28 0.00 0.16 0.01 0.03 99.52 01:30:04 0 0.47 0.00 0.14 0.02 0.03 99.34 01:30:04 1 0.09 0.00 0.17 0.00 0.04 99.70 01:40:04 all 0.26 0.00 0.06 0.01 0.03 99.65 01:40:04 0 0.43 0.00 0.04 0.01 0.02 99.50 01:40:04 1 0.08 0.00 0.08 0.01 0.04 99.79 01:50:04 all 11.98 0.00 1.82 0.54 0.07 85.59 01:50:04 0 15.21 0.00 1.86 0.53 0.06 82.34 01:50:04 1 8.74 0.00 1.79 0.55 0.08 88.83 02:00:04 all 0.61 0.00 0.38 0.03 0.07 98.91 02:00:04 0 0.72 0.00 0.41 0.01 0.05 98.80 02:00:04 1 0.51 0.00 0.35 0.04 0.08 99.03 02:10:04 all 1.12 0.00 0.55 0.01 0.07 98.25 02:10:04 0 1.58 0.00 0.97 0.00 0.09 97.36 02:10:04 1 0.66 0.00 0.14 0.01 0.05 99.14 02:20:04 all 0.81 0.00 0.21 0.02 0.08 98.88 02:20:04 0 0.62 0.00 0.13 0.01 0.08 99.16 02:20:04 1 1.00 0.00 0.28 0.03 0.08 98.61 02:30:04 all 0.72 0.00 0.34 0.01 0.06 98.87 02:30:04 0 0.75 0.00 0.27 0.01 0.06 98.92 02:30:04 1 0.69 0.00 0.42 0.02 0.06 98.81 02:30:04 CPU %user %nice %system %iowait %steal %idle 02:40:01 all 0.52 0.00 0.21 0.01 0.06 99.21 02:40:01 0 0.56 0.00 0.11 0.00 0.04 99.30 02:40:01 1 0.48 0.00 0.30 0.01 0.08 99.13 Average: all 1.45 0.00 0.35 0.07 0.05 98.08 Average: 0 1.78 0.00 0.36 0.05 0.04 97.76 Average: 1 1.13 0.00 0.33 0.08 0.05 98.41