---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26614 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 792 4998 4 2452 7149 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:12:8d:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 50698sec preferred_lft 50698sec inet6 fe80::f816:3eff:fe12:8dd7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26614) 06/12/26 _x86_64_ (2 CPU) 00:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:10 1.77 0.02 1.74 0.02 0.81 20.85 216.35 00:20:10 2.17 0.11 1.99 0.08 3.05 36.17 1307.30 00:30:10 1.99 0.00 1.98 0.02 0.00 22.36 648.75 00:40:10 24.16 2.99 18.91 2.27 225.52 3435.61 859.36 00:50:10 1.70 0.00 1.69 0.02 0.00 57.65 1.11 01:00:10 1.84 0.00 1.81 0.03 0.00 100.06 1.80 Average: 5.61 0.52 4.68 0.41 38.23 612.13 505.78 00:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:10 6126080 7523152 285752 3.51 54920 1538092 529952 5.77 463544 1309652 220 00:20:10 6160196 7519496 289340 3.56 55212 1499948 527156 5.74 462164 1271584 216 00:30:10 6157732 7517528 291232 3.58 55356 1500272 527220 5.74 462224 1272052 128 00:40:10 5098456 7382080 374680 4.61 105920 2328992 653188 7.11 620708 2106212 948 00:50:10 5078648 7373812 382948 4.71 106024 2340436 676388 7.37 627664 2117756 444 01:00:10 5050052 7369312 387288 4.76 106156 2364368 671636 7.32 630684 2141824 748 Average: 5611861 7447563 335207 4.12 80598 1928685 597590 6.51 544498 1703180 451 00:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:10 ens3 0.24 0.06 0.08 0.03 0.00 0.00 0.00 0.00 00:20:10 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:10 ens3 0.15 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:10 ens3 0.50 0.12 0.18 0.10 0.00 0.00 0.00 0.00 00:40:10 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:10 ens3 64.90 46.28 319.95 11.97 0.00 0.00 0.00 0.00 00:50:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:10 ens3 35.80 29.44 7.49 3.86 0.00 0.00 0.00 0.00 01:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:10 ens3 45.54 44.46 10.31 6.30 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 24.52 20.07 56.34 3.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26614) 06/12/26 _x86_64_ (2 CPU) 00:00:10 CPU %user %nice %system %iowait %steal %idle 00:10:10 all 0.27 0.00 0.09 0.01 0.03 99.60 00:10:10 0 0.05 0.00 0.12 0.01 0.04 99.79 00:10:10 1 0.49 0.00 0.06 0.02 0.03 99.41 00:20:10 all 0.62 0.01 0.22 0.02 0.03 99.10 00:20:10 0 0.54 0.00 0.23 0.01 0.03 99.19 00:20:10 1 0.70 0.02 0.22 0.03 0.02 99.01 00:30:10 all 0.25 0.00 0.16 0.01 0.03 99.55 00:30:10 0 0.08 0.00 0.18 0.01 0.03 99.70 00:30:10 1 0.42 0.00 0.14 0.01 0.02 99.40 00:40:10 all 11.70 0.00 1.66 0.49 0.05 86.10 00:40:10 0 14.15 0.00 1.96 0.51 0.05 83.33 00:40:10 1 9.26 0.00 1.35 0.47 0.05 88.87 00:50:10 all 5.64 0.00 0.44 0.01 0.07 93.84 00:50:10 0 5.31 0.00 0.38 0.02 0.07 94.22 00:50:10 1 5.96 0.00 0.50 0.01 0.07 93.45 01:00:10 all 8.17 0.00 0.59 0.01 0.07 91.15 01:00:10 0 7.35 0.00 0.65 0.02 0.07 91.91 01:00:10 1 8.99 0.00 0.53 0.01 0.08 90.40 Average: all 4.43 0.00 0.53 0.09 0.05 94.90 Average: 0 4.57 0.00 0.59 0.09 0.05 94.70 Average: 1 4.29 0.00 0.47 0.09 0.04 95.10