---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-23026 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 757 5061 4 2424 7184 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:70:94:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.134/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 15693sec preferred_lft 15693sec inet6 fe80::f816:3eff:fe70:944a/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-23026) 06/04/26 _x86_64_ (2 CPU) 00:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.79 0.02 1.76 0.01 0.83 20.57 441.27 00:20:15 1.95 0.10 1.83 0.02 2.98 24.10 673.39 00:30:01 1.84 0.00 1.83 0.01 0.00 19.90 221.37 00:40:01 24.52 3.01 19.24 2.28 225.79 3384.98 1020.40 00:50:11 1.62 0.01 1.60 0.00 0.76 29.22 0.30 01:00:15 1.67 0.00 1.65 0.02 0.00 24.09 0.30 01:10:01 1.55 0.00 1.55 0.00 0.00 134.65 412.53 01:20:17 1.49 0.00 1.48 0.01 0.00 33.60 0.82 01:30:11 1.88 0.00 1.84 0.04 0.00 27.08 1.80 Average: 4.26 0.35 3.64 0.27 25.59 410.47 307.20 00:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6112536 7506192 303188 3.73 53592 1536088 599316 6.53 476804 1306616 240 00:20:15 6131524 7492636 316584 3.89 53736 1503344 596652 6.50 475684 1273660 220 00:30:01 6135068 7496616 312536 3.84 53860 1503676 596716 6.50 475708 1274088 356 00:40:01 5152816 7425324 332232 4.09 104472 2319944 623864 6.80 556232 2095888 656 00:50:11 5024224 7299916 457628 5.63 104600 2323032 756296 8.24 654528 2099100 312 01:00:15 5031764 7309352 448096 5.51 104688 2324832 757480 8.25 655732 2100996 200 01:10:01 4867252 7179764 577628 7.10 104808 2359616 777368 8.47 675612 2135864 420 01:20:17 4998272 7316260 441068 5.42 104932 2364856 748528 8.15 646212 2141264 252 01:30:11 4982544 7302676 454524 5.59 105064 2366848 757664 8.25 650128 2143376 272 Average: 5381778 7369860 404832 4.98 87750 2066915 690432 7.52 585182 1841206 325 00:00:12 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 0.21 0.05 0.07 0.04 0.00 0.00 0.00 0.00 00:20:15 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:15 ens3 0.15 0.05 0.04 0.02 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 0.53 0.13 0.18 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 56.65 38.91 314.98 10.85 0.00 0.00 0.00 0.00 00:50:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:11 ens3 25.61 20.84 221.13 2.74 0.00 0.00 0.00 0.00 01:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:15 ens3 9.51 8.61 60.97 0.91 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 14.13 12.93 160.53 1.25 0.00 0.00 0.00 0.00 01:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:17 ens3 11.09 10.38 56.99 1.53 0.00 0.00 0.00 0.00 01:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:11 ens3 19.56 18.79 225.65 1.54 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 15.30 12.32 115.61 2.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-23026) 06/04/26 _x86_64_ (2 CPU) 00:00:12 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.24 0.00 0.10 0.01 0.04 99.60 00:10:01 0 0.11 0.00 0.11 0.01 0.05 99.73 00:10:01 1 0.38 0.00 0.10 0.01 0.04 99.47 00:20:15 all 0.59 0.00 0.21 0.01 0.03 99.16 00:20:15 0 0.53 0.00 0.21 0.00 0.04 99.22 00:20:15 1 0.66 0.00 0.21 0.02 0.02 99.10 00:30:01 all 0.27 0.00 0.16 0.01 0.03 99.53 00:30:01 0 0.16 0.00 0.17 0.01 0.04 99.63 00:30:01 1 0.38 0.00 0.16 0.01 0.02 99.44 00:40:01 all 11.30 0.00 1.63 0.51 0.05 86.51 00:40:01 0 12.19 0.00 1.75 0.74 0.05 85.27 00:40:01 1 10.41 0.00 1.52 0.27 0.05 87.74 00:50:11 all 1.27 0.00 0.30 0.02 0.06 98.35 00:50:11 0 1.22 0.00 0.32 0.04 0.07 98.35 00:50:11 1 1.32 0.00 0.28 0.01 0.05 98.34 01:00:15 all 4.46 0.00 0.46 0.01 0.06 95.01 01:00:15 0 6.65 0.00 0.57 0.01 0.05 92.71 01:00:15 1 2.26 0.00 0.34 0.00 0.07 97.32 01:10:01 all 9.25 0.00 0.61 0.01 0.07 90.07 01:10:01 0 11.84 0.00 0.71 0.01 0.07 87.37 01:10:01 1 6.63 0.00 0.50 0.01 0.07 92.79 01:20:17 all 1.87 0.00 0.27 0.01 0.06 97.79 01:20:17 0 2.31 0.00 0.37 0.00 0.08 97.24 01:20:17 1 1.43 0.00 0.17 0.01 0.05 98.34 01:30:11 all 0.95 0.00 0.35 0.01 0.07 98.62 01:30:11 0 0.96 0.00 0.37 0.02 0.06 98.59 01:30:11 1 0.94 0.00 0.33 0.01 0.07 98.65 Average: all 3.35 0.00 0.45 0.07 0.05 96.08 Average: 0 4.00 0.00 0.51 0.09 0.06 95.35 Average: 1 2.70 0.00 0.40 0.04 0.05 96.81