---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-11924 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 759 4919 4 2562 7182 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:04:22:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 48867sec preferred_lft 48867sec inet6 fe80::f816:3eff:fe04:2201/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11924) 05/09/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:00 1.60 0.02 1.57 0.02 0.81 19.65 0.19 00:20:13 1.63 0.10 1.49 0.03 2.99 22.35 492.41 00:30:01 1.57 0.00 1.55 0.01 0.00 18.06 0.35 00:40:13 22.51 2.95 17.40 2.17 221.61 3104.02 918.46 00:50:00 1.45 0.00 1.44 0.02 0.00 16.87 1.10 01:00:00 1.78 0.00 1.74 0.04 0.00 21.41 1.65 01:10:13 1.81 0.00 1.77 0.04 0.00 288.90 1.88 01:20:13 1.67 0.00 1.65 0.02 0.00 196.49 0.72 01:30:00 1.93 0.00 1.89 0.04 0.00 23.10 0.75 Average: 4.04 0.35 3.43 0.27 25.55 419.96 160.80 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:00 6132892 7531428 276972 3.41 56712 1537948 541372 5.90 464104 1311304 152 00:20:13 6148356 7508844 299552 3.68 56848 1499704 538588 5.87 462464 1272980 312 00:30:01 6146244 7507108 301248 3.70 56924 1500036 538596 5.87 462532 1273352 292 00:40:13 5033720 7230612 530212 6.52 105668 2246640 785536 8.56 748448 2023612 364 00:50:00 5126788 7324108 436716 5.37 105740 2246988 691828 7.54 654112 2024040 188 01:00:00 4976132 7174068 586340 7.21 105868 2247488 925948 10.09 820840 2024664 196 01:10:13 4883164 7175756 583900 7.18 106004 2341212 860212 9.37 806696 2118372 10696 01:20:13 4772476 7109240 649780 7.99 106104 2384648 898932 9.79 845492 2161936 300 01:30:00 4741836 7079144 679660 8.36 106224 2385060 984144 10.72 880264 2162464 124 Average: 5329068 7293368 482709 5.94 89566 2043303 751684 8.19 682772 1819192 1403 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:00 ens3 0.25 0.06 0.08 0.03 0.00 0.00 0.00 0.00 00:20:13 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:13 ens3 0.21 0.07 0.07 0.03 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.49 0.10 0.17 0.09 0.00 0.00 0.00 0.00 00:40:13 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:13 ens3 79.71 60.86 605.69 13.12 0.00 0.00 0.00 0.00 00:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:00 ens3 26.67 22.95 391.70 1.62 0.00 0.00 0.00 0.00 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 68.95 65.99 1118.32 4.34 0.00 0.00 0.00 0.00 01:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:13 ens3 34.89 33.33 544.33 2.24 0.00 0.00 0.00 0.00 01:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:13 ens3 30.77 28.92 477.23 2.00 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 12.39 11.68 192.45 0.81 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 28.43 25.02 371.33 2.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11924) 05/09/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:00 all 0.26 0.00 0.09 0.01 0.02 99.62 00:10:00 0 0.09 0.00 0.11 0.02 0.02 99.76 00:10:00 1 0.43 0.00 0.07 0.01 0.01 99.49 00:20:13 all 0.63 0.00 0.21 0.01 0.02 99.13 00:20:13 0 0.38 0.00 0.20 0.02 0.02 99.38 00:20:13 1 0.88 0.00 0.22 0.00 0.01 98.88 00:30:01 all 0.25 0.00 0.15 0.01 0.02 99.58 00:30:01 0 0.25 0.00 0.15 0.01 0.02 99.58 00:30:01 1 0.25 0.00 0.16 0.01 0.02 99.57 00:40:13 all 10.69 0.00 1.71 0.50 0.04 87.05 00:40:13 0 12.27 0.00 1.84 0.54 0.04 85.31 00:40:13 1 9.11 0.00 1.59 0.47 0.04 88.80 00:50:00 all 0.54 0.00 0.23 0.01 0.04 99.18 00:50:00 0 0.41 0.00 0.11 0.01 0.02 99.45 00:50:00 1 0.66 0.00 0.36 0.01 0.05 98.91 01:00:00 all 1.00 0.00 0.59 0.01 0.04 98.35 01:00:00 0 1.10 0.00 0.74 0.01 0.05 98.11 01:00:00 1 0.89 0.00 0.45 0.02 0.04 98.60 01:10:13 all 0.88 0.00 0.27 0.02 0.04 98.78 01:10:13 0 0.75 0.00 0.21 0.02 0.04 98.98 01:10:13 1 1.02 0.00 0.33 0.02 0.05 98.59 01:20:13 all 0.73 0.00 0.26 0.02 0.04 98.96 01:20:13 0 0.57 0.00 0.15 0.01 0.03 99.23 01:20:13 1 0.88 0.00 0.37 0.02 0.05 98.68 01:30:00 all 0.49 0.00 0.29 0.01 0.04 99.17 01:30:00 0 0.59 0.00 0.33 0.02 0.03 99.04 01:30:00 1 0.40 0.00 0.25 0.00 0.04 99.31 Average: all 1.74 0.00 0.43 0.07 0.03 97.73 Average: 0 1.85 0.00 0.43 0.07 0.03 97.62 Average: 1 1.64 0.00 0.42 0.06 0.03 97.84