---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-35280 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 21% / 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 770 5183 4 2280 7171 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:68:11:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81428sec preferred_lft 81428sec inet6 fe80::f816:3eff:fe68:1122/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-35280) 07/13/26 _x86_64_ (2 CPU) 00:35:55 LINUX RESTART (2 CPU) 00:40:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:22 1.28 0.03 1.26 0.00 1.24 15.27 0.12 01:00:01 1.90 0.27 1.60 0.03 32.13 78.86 452.90 01:10:22 1.20 0.00 1.19 0.01 0.00 14.44 0.71 01:20:22 13.82 0.00 1.27 12.54 0.16 15.12 109117.88 01:30:01 1.39 0.00 1.38 0.01 0.00 17.05 451.76 01:40:12 1.39 0.00 1.39 0.00 0.00 16.12 0.00 01:50:12 1.76 0.44 1.32 0.01 16.83 84.54 0.07 Average: 3.25 0.10 1.34 1.81 7.05 34.20 15751.71 00:40:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:22 6296116 7543972 276864 3.40 30568 1422984 526212 5.73 444116 1183228 128 01:00:01 6259244 7534320 286036 3.52 30964 1449464 725812 7.91 458568 1201332 208 01:10:22 6265068 7540704 279616 3.44 31172 1449792 725836 7.91 459100 1201876 156 01:20:22 6277444 7553640 266640 3.28 31344 1450160 725836 7.91 459236 1202388 164 01:30:01 6255024 7531748 288348 3.55 31536 1450492 726028 7.91 462440 1202880 188 01:40:12 6265244 7542632 277484 3.41 31704 1450948 725976 7.91 462716 1203408 164 01:50:12 6194224 7498464 321092 3.95 32216 1476872 746796 8.13 494548 1228328 644 Average: 6258909 7535069 285154 3.51 31358 1450102 700357 7.63 462961 1203349 236 00:40:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:22 ens3 1.77 0.09 0.18 0.06 0.00 0.00 0.00 0.00 01:00:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 1.11 0.49 3.38 0.06 0.00 0.00 0.00 0.00 01:10:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:22 ens3 1.17 0.08 8.53 0.04 0.00 0.00 0.00 0.00 01:20:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:22 ens3 0.68 0.10 0.73 0.06 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 0.40 0.20 0.08 0.69 0.00 0.00 0.00 0.00 01:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:12 ens3 0.53 0.11 0.14 0.07 0.00 0.00 0.00 0.00 01:50:12 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:50:12 ens3 13.22 7.66 40.67 3.01 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 2.70 1.25 7.71 0.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-35280) 07/13/26 _x86_64_ (2 CPU) 00:35:55 LINUX RESTART (2 CPU) 00:40:22 CPU %user %nice %system %iowait %steal %idle 00:50:22 all 0.26 0.00 0.08 0.01 0.04 99.61 00:50:22 0 0.41 0.00 0.07 0.01 0.03 99.48 00:50:22 1 0.11 0.00 0.09 0.01 0.04 99.75 01:00:01 all 0.41 0.00 0.19 0.03 0.04 99.34 01:00:01 0 0.46 0.00 0.19 0.02 0.03 99.30 01:00:01 1 0.36 0.00 0.19 0.03 0.04 99.38 01:10:22 all 0.25 0.00 0.07 0.01 0.03 99.64 01:10:22 0 0.18 0.00 0.07 0.01 0.03 99.71 01:10:22 1 0.32 0.00 0.08 0.01 0.03 99.56 01:20:22 all 0.23 0.00 0.08 0.03 0.04 99.62 01:20:22 0 0.34 0.00 0.06 0.00 0.03 99.57 01:20:22 1 0.11 0.00 0.11 0.06 0.05 99.67 01:30:01 all 0.33 0.00 0.16 0.01 0.03 99.46 01:30:01 0 0.29 0.00 0.17 0.01 0.04 99.49 01:30:01 1 0.37 0.00 0.16 0.02 0.03 99.42 01:40:12 all 0.24 0.00 0.06 0.01 0.03 99.65 01:40:12 0 0.38 0.00 0.04 0.01 0.02 99.55 01:40:12 1 0.10 0.00 0.08 0.01 0.05 99.76 01:50:12 all 0.58 0.00 0.13 0.02 0.03 99.24 01:50:12 0 0.45 0.00 0.13 0.02 0.04 99.37 01:50:12 1 0.71 0.00 0.13 0.02 0.03 99.11 Average: all 0.33 0.00 0.11 0.02 0.03 99.51 Average: 0 0.36 0.00 0.10 0.01 0.03 99.50 Average: 1 0.30 0.00 0.12 0.02 0.04 99.52