---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3199 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 762 4886 4 2593 7179 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:ea:30:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.29/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 48184sec preferred_lft 48184sec inet6 fe80::f816:3eff:feea:3014/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-3199) 04/17/26 _x86_64_ (2 CPU) 00:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.97 0.02 1.93 0.02 0.81 23.53 649.99 00:20:02 1.86 0.12 1.70 0.04 3.62 23.98 695.78 00:30:02 1.74 0.00 1.71 0.03 0.00 18.97 433.81 00:40:01 23.17 3.01 17.94 2.22 225.93 3138.49 487.15 00:50:02 1.56 0.00 1.56 0.00 0.00 17.26 0.12 01:00:02 1.63 0.00 1.61 0.02 0.00 19.69 0.23 01:10:01 1.64 0.00 1.62 0.01 0.00 226.30 0.29 01:20:02 1.67 0.00 1.67 0.00 0.00 329.31 0.08 01:30:13 1.91 0.00 1.89 0.02 0.00 22.73 0.28 Average: 4.12 0.35 3.51 0.26 25.52 423.37 251.43 00:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6127456 7519232 290152 3.57 53872 1534324 540376 5.89 468100 1304960 236 00:20:02 6146544 7500320 308904 3.80 54024 1496104 538272 5.86 467028 1266416 388 00:30:02 6155272 7509512 299684 3.69 54180 1496424 538344 5.86 467096 1266872 316 00:40:01 5050044 7231408 530328 6.52 103192 2233956 763708 8.32 731160 2008468 172 00:50:02 4962736 7144524 617280 7.59 103276 2234376 859780 9.36 826336 2008968 320 01:00:02 4983776 7166140 595620 7.32 103380 2234844 855396 9.32 804660 2009548 248 01:10:01 4973404 7219168 542196 6.67 103528 2297704 823304 8.97 774096 2072556 248 01:20:02 4717156 7058496 701228 8.62 103612 2391924 968544 10.55 919388 2166824 264 01:30:13 4695972 7038104 721412 8.87 103752 2392528 1021840 11.13 922288 2167472 228 Average: 5312484 7265212 511867 6.29 86980 2034687 767729 8.36 708906 1808009 269 00:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.23 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:20:02 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:02 ens3 0.14 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:02 ens3 0.49 0.12 0.17 0.09 0.00 0.00 0.00 0.00 00:40:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 85.65 66.25 649.64 13.39 0.00 0.00 0.00 0.00 00:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:02 ens3 20.65 17.32 304.83 1.26 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 72.21 69.74 1211.32 4.59 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 29.38 28.29 449.71 1.93 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 32.96 31.01 519.75 2.13 0.00 0.00 0.00 0.00 01:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:13 ens3 15.20 14.55 260.28 1.00 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 28.51 25.24 377.06 2.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-3199) 04/17/26 _x86_64_ (2 CPU) 00:00:02 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.27 0.00 0.10 0.01 0.03 99.59 00:10:01 0 0.06 0.00 0.12 0.01 0.05 99.76 00:10:01 1 0.48 0.00 0.08 0.01 0.02 99.41 00:20:02 all 0.60 0.00 0.20 0.01 0.03 99.14 00:20:02 0 0.55 0.00 0.22 0.02 0.04 99.17 00:20:02 1 0.65 0.00 0.19 0.01 0.02 99.12 00:30:02 all 0.22 0.00 0.16 0.01 0.03 99.57 00:30:02 0 0.17 0.00 0.16 0.01 0.04 99.63 00:30:02 1 0.28 0.00 0.17 0.01 0.03 99.51 00:40:01 all 10.84 0.00 1.72 0.65 0.05 86.73 00:40:01 0 10.00 0.00 1.48 0.71 0.04 87.77 00:40:01 1 11.69 0.00 1.97 0.59 0.06 85.69 00:50:02 all 0.50 0.00 0.21 0.03 0.06 99.19 00:50:02 0 0.53 0.00 0.28 0.03 0.07 99.09 00:50:02 1 0.46 0.00 0.15 0.04 0.06 99.29 01:00:02 all 1.06 0.00 0.62 0.20 0.05 98.08 01:00:02 0 1.59 0.00 0.96 0.32 0.06 97.08 01:00:02 1 0.53 0.00 0.28 0.08 0.04 99.07 01:10:01 all 0.77 0.00 0.25 0.02 0.07 98.89 01:10:01 0 0.81 0.00 0.25 0.03 0.08 98.84 01:10:01 1 0.74 0.00 0.26 0.01 0.05 98.94 01:20:02 all 0.79 0.00 0.24 0.02 0.08 98.88 01:20:02 0 1.05 0.00 0.39 0.02 0.11 98.44 01:20:02 1 0.52 0.00 0.10 0.02 0.04 99.32 01:30:13 all 0.55 0.00 0.31 0.01 0.08 99.05 01:30:13 0 0.56 0.00 0.29 0.01 0.07 99.07 01:30:13 1 0.53 0.00 0.34 0.01 0.09 99.03 Average: all 1.73 0.00 0.42 0.11 0.05 97.68 Average: 0 1.70 0.00 0.46 0.13 0.06 97.65 Average: 1 1.76 0.00 0.39 0.09 0.05 97.71