---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22120 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 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 758 5058 4 2425 7183 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:a9:fb:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.50/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5011sec preferred_lft 5011sec inet6 fe80::f816:3eff:fea9:fb49/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22120) 06/02/26 _x86_64_ (2 CPU) 00:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:07 1.80 0.01 1.77 0.01 0.81 21.75 0.20 00:20:07 1.83 0.11 1.69 0.03 3.05 23.79 906.76 00:30:07 1.83 0.00 1.81 0.01 0.00 20.39 0.23 00:40:02 24.56 3.04 19.20 2.31 228.36 3453.96 496.52 00:50:08 1.60 0.00 1.60 0.00 0.00 23.30 0.08 01:00:09 1.89 0.00 1.88 0.02 0.00 26.57 0.37 01:10:10 1.71 0.00 1.71 0.00 0.00 134.54 388.43 01:20:02 1.52 0.00 1.51 0.02 0.00 35.04 0.96 01:30:01 1.69 0.00 1.65 0.04 0.00 25.36 1.74 Average: 4.25 0.35 3.63 0.27 25.61 415.37 199.31 00:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:07 6112760 7514324 294640 3.62 54564 1542916 547948 5.97 466876 1314008 352 00:20:07 6155088 7518308 290576 3.57 54704 1504356 545204 5.94 465404 1275372 224 00:30:07 6153156 7516848 291972 3.59 54840 1504684 545204 5.94 465424 1275836 216 00:40:02 5116296 7392076 365128 4.49 105496 2322152 696592 7.59 609532 2098840 344 00:50:08 5030516 7308376 448952 5.52 105600 2324176 651584 7.10 605792 2100972 628 01:00:09 5077164 7356696 400576 4.93 105728 2325756 675284 7.36 629180 2102648 172 01:10:10 5031316 7345892 411300 5.06 105844 2360572 658236 7.17 612356 2137612 172 01:20:02 5021152 7341468 415644 5.11 105924 2366156 663900 7.23 617688 2143148 292 01:30:01 4990820 7313220 443736 5.46 106032 2368096 696204 7.58 649792 2145196 160 Average: 5409808 7400801 373614 4.59 88748 2068763 631128 6.87 569116 1843737 284 00:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:07 ens3 0.24 0.05 0.07 0.03 0.00 0.00 0.00 0.00 00:20:07 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:07 ens3 0.24 0.07 0.07 0.04 0.00 0.00 0.00 0.00 00:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:07 ens3 0.55 0.14 0.18 0.10 0.00 0.00 0.00 0.00 00:40:02 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:02 ens3 70.83 49.78 319.54 12.76 0.00 0.00 0.00 0.00 00:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:08 ens3 23.57 20.05 249.23 1.66 0.00 0.00 0.00 0.00 01:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:09 ens3 6.75 6.19 33.21 0.75 0.00 0.00 0.00 0.00 01:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:10 ens3 14.21 12.57 156.41 1.24 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 17.81 16.91 144.15 2.29 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 13.61 13.12 140.32 1.17 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 16.37 13.17 115.78 2.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22120) 06/02/26 _x86_64_ (2 CPU) 00:00:06 CPU %user %nice %system %iowait %steal %idle 00:10:07 all 0.26 0.00 0.09 0.01 0.03 99.61 00:10:07 0 0.15 0.00 0.10 0.01 0.04 99.71 00:10:07 1 0.36 0.00 0.08 0.02 0.02 99.51 00:20:07 all 0.62 0.00 0.21 0.02 0.03 99.13 00:20:07 0 0.60 0.00 0.24 0.02 0.03 99.11 00:20:07 1 0.64 0.00 0.17 0.01 0.03 99.14 00:30:07 all 0.27 0.00 0.15 0.01 0.03 99.54 00:30:07 0 0.23 0.00 0.15 0.01 0.03 99.58 00:30:07 1 0.30 0.00 0.15 0.01 0.03 99.50 00:40:02 all 11.79 0.00 1.73 0.54 0.05 85.89 00:40:02 0 13.94 0.00 1.87 0.68 0.05 83.46 00:40:02 1 9.63 0.00 1.59 0.39 0.06 88.33 00:50:08 all 0.94 0.00 0.25 0.01 0.06 98.74 00:50:08 0 0.67 0.00 0.12 0.01 0.04 99.15 00:50:08 1 1.21 0.00 0.37 0.01 0.08 98.32 01:00:09 all 4.40 0.00 0.53 0.01 0.06 95.00 01:00:09 0 7.04 0.00 0.66 0.01 0.06 92.23 01:00:09 1 1.76 0.00 0.39 0.01 0.07 97.77 01:10:10 all 4.97 0.00 0.55 0.01 0.07 94.39 01:10:10 0 5.04 0.00 0.46 0.01 0.07 94.42 01:10:10 1 4.90 0.00 0.65 0.02 0.08 94.35 01:20:02 all 1.99 0.00 0.32 0.01 0.06 97.62 01:20:02 0 2.51 0.00 0.42 0.01 0.08 96.99 01:20:02 1 1.48 0.00 0.22 0.01 0.04 98.25 01:30:01 all 0.91 0.00 0.30 0.01 0.07 98.71 01:30:01 0 0.78 0.00 0.31 0.01 0.07 98.84 01:30:01 1 1.05 0.00 0.29 0.02 0.07 98.58 Average: all 2.89 0.00 0.46 0.07 0.05 96.53 Average: 0 3.43 0.00 0.48 0.09 0.05 95.96 Average: 1 2.36 0.00 0.43 0.06 0.05 97.10