---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29242 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: 5600.00 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 7.9G 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 743 5299 4 2187 7198 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:1f:ff:1b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82317sec preferred_lft 82317sec inet6 fe80::f816:3eff:fe1f:ff1b/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-29242) 06/22/26 _x86_64_ (2 CPU) 00:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:17 1.64 0.01 1.60 0.03 0.81 19.21 1.33 00:20:01 1.62 0.12 1.48 0.02 3.57 18.60 17.28 00:30:17 1.54 0.00 1.53 0.01 0.00 18.18 0.26 00:40:05 15.39 1.83 12.38 1.18 120.35 2426.25 252.22 Average: 4.99 0.48 4.20 0.31 30.65 610.36 66.62 00:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:17 6262848 7539032 280780 3.45 31276 1450168 528776 5.76 455484 1201988 124 00:20:01 6243864 7520596 299108 3.68 31596 1450324 527928 5.75 455340 1202248 124 00:30:17 6248560 7525948 293720 3.61 31792 1450780 528152 5.75 455968 1202772 180 00:40:05 5436232 7370232 410376 5.05 72200 2033648 644116 7.02 607888 1809600 12556 Average: 6047876 7488952 320996 3.95 41716 1596230 557243 6.07 493670 1354152 3246 00:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:17 ens3 0.34 0.07 0.07 0.03 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.26 0.05 0.05 0.02 0.00 0.00 0.00 0.00 00:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:17 ens3 0.43 0.11 0.14 0.08 0.00 0.00 0.00 0.00 00:40:05 lo 1.17 1.17 0.07 0.07 0.00 0.00 0.00 0.00 00:40:05 ens3 40.23 26.85 283.03 7.21 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 10.15 6.66 69.63 1.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29242) 06/22/26 _x86_64_ (2 CPU) 00:00:15 CPU %user %nice %system %iowait %steal %idle 00:10:17 all 0.28 0.00 0.10 0.01 0.02 99.58 00:10:17 0 0.48 0.00 0.08 0.00 0.02 99.41 00:10:17 1 0.08 0.00 0.12 0.02 0.03 99.75 00:20:01 all 0.47 0.00 0.20 0.01 0.02 99.29 00:20:01 0 0.56 0.00 0.21 0.01 0.02 99.21 00:20:01 1 0.39 0.00 0.19 0.02 0.02 99.38 00:30:17 all 0.25 0.00 0.15 0.01 0.02 99.57 00:30:17 0 0.42 0.00 0.14 0.00 0.02 99.41 00:30:17 1 0.07 0.00 0.16 0.01 0.02 99.73 00:40:05 all 6.96 0.00 0.99 0.37 0.03 91.64 00:40:05 0 4.94 0.00 0.74 0.28 0.03 94.01 00:40:05 1 8.99 0.00 1.25 0.45 0.04 89.27 Average: all 1.96 0.00 0.36 0.10 0.03 97.56 Average: 0 1.58 0.00 0.29 0.07 0.02 98.03 Average: 1 2.34 0.00 0.43 0.12 0.03 97.08