---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-34156 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 8.3G 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 788 4783 4 2674 7153 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:a1:b1:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.165/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 4757sec preferred_lft 4757sec inet6 fe80::f816:3eff:fea1:b1ae/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-34156) 07/10/26 _x86_64_ (2 CPU) 00:00:42 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:22 1.82 0.02 1.79 0.01 0.84 21.34 0.19 00:20:47 1.84 0.10 1.71 0.03 2.93 23.72 514.29 00:30:12 1.75 0.00 1.74 0.02 0.00 19.10 0.37 00:40:12 24.76 2.84 19.63 2.29 223.23 3502.83 1291.52 00:50:42 1.66 0.00 1.64 0.02 0.46 22.18 1.13 01:00:02 1.82 0.00 1.79 0.03 0.00 21.10 1.64 01:10:32 1.71 0.00 1.67 0.04 0.00 171.24 4.51 01:20:02 1.67 0.00 1.65 0.02 0.00 354.39 2.18 01:30:32 1.71 0.00 1.70 0.01 0.00 19.77 0.52 Average: 4.31 0.33 3.70 0.27 25.33 461.56 204.59 00:00:42 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:22 6122540 7524440 284028 3.49 54556 1543176 540904 5.89 470600 1314200 160 00:20:47 6142120 7505656 302712 3.72 54696 1504620 538952 5.87 469216 1275568 124 00:30:12 6158404 7522460 285876 3.52 54780 1505036 538952 5.87 469532 1275940 208 00:40:12 5127376 7415068 340944 4.19 105536 2333376 644800 7.02 586848 2109904 572 00:50:42 4901268 7189888 566268 6.96 105672 2334248 796956 8.68 762064 2110924 128 01:00:02 4788044 7077244 678940 8.35 105796 2334728 926004 10.09 873908 2111528 224 01:10:32 4886656 7224736 531340 6.53 105952 2383252 813232 8.86 762692 2160208 136 01:20:02 4669640 7105596 648896 7.98 106064 2479672 918080 10.00 867724 2256740 300 01:30:32 4635820 7072332 682148 8.39 106156 2480124 963788 10.50 913344 2257280 184 Average: 5270208 7293047 480128 5.90 88801 2099804 742408 8.09 686214 1874699 226 00:00:42 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:22 ens3 0.16 0.05 0.05 0.03 0.00 0.00 0.00 0.00 00:20:47 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:47 ens3 0.11 0.04 0.03 0.01 0.00 0.00 0.00 0.00 00:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:12 ens3 0.49 0.13 0.16 0.10 0.00 0.00 0.00 0.00 00:40:12 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:12 ens3 63.21 44.87 319.97 11.72 0.00 0.00 0.00 0.00 00:50:42 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:42 ens3 39.43 34.61 564.12 2.53 0.00 0.00 0.00 0.00 01:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:02 ens3 82.06 79.80 1351.62 5.24 0.00 0.00 0.00 0.00 01:10:32 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:32 ens3 25.44 23.66 385.40 1.66 0.00 0.00 0.00 0.00 01:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:02 ens3 35.32 33.99 571.95 2.30 0.00 0.00 0.00 0.00 01:30:32 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:32 ens3 4.85 4.45 72.95 0.34 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 27.53 24.23 356.07 2.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-34156) 07/10/26 _x86_64_ (2 CPU) 00:00:42 CPU %user %nice %system %iowait %steal %idle 00:10:22 all 0.24 0.00 0.10 0.01 0.01 99.63 00:10:22 0 0.24 0.00 0.10 0.00 0.01 99.64 00:10:22 1 0.25 0.00 0.10 0.02 0.01 99.62 00:20:47 all 0.61 0.00 0.21 0.01 0.01 99.15 00:20:47 0 0.80 0.00 0.22 0.01 0.01 98.97 00:20:47 1 0.42 0.00 0.21 0.02 0.01 99.34 00:30:12 all 0.26 0.00 0.16 0.01 0.02 99.55 00:30:12 0 0.26 0.00 0.16 0.01 0.01 99.56 00:30:12 1 0.27 0.00 0.16 0.01 0.02 99.54 00:40:12 all 11.88 0.00 1.72 0.69 0.04 85.67 00:40:12 0 9.75 0.00 1.45 0.71 0.04 88.05 00:40:12 1 14.02 0.00 1.99 0.66 0.04 83.29 00:50:42 all 0.80 0.00 0.31 0.02 0.04 98.83 00:50:42 0 0.82 0.00 0.31 0.01 0.04 98.82 00:50:42 1 0.78 0.00 0.31 0.02 0.04 98.84 01:00:02 all 1.12 0.00 0.66 0.02 0.04 98.16 01:00:02 0 1.28 0.00 0.67 0.01 0.04 98.00 01:00:02 1 0.96 0.00 0.64 0.02 0.05 98.33 01:10:32 all 0.71 0.00 0.26 0.01 0.04 98.98 01:10:32 0 0.81 0.00 0.36 0.02 0.05 98.77 01:10:32 1 0.62 0.00 0.15 0.01 0.02 99.19 01:20:02 all 0.97 0.00 0.26 0.02 0.04 98.71 01:20:02 0 1.32 0.00 0.39 0.01 0.06 98.22 01:20:02 1 0.62 0.00 0.13 0.02 0.03 99.20 01:30:32 all 0.46 0.00 0.25 0.01 0.03 99.25 01:30:32 0 0.39 0.00 0.34 0.00 0.05 99.22 01:30:32 1 0.53 0.00 0.16 0.01 0.02 99.27 Average: all 1.90 0.00 0.43 0.09 0.03 97.55 Average: 0 1.74 0.00 0.44 0.09 0.03 97.70 Average: 1 2.06 0.00 0.43 0.09 0.03 97.40