---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3618 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 UTC 2026 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 Indirect target selection: 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 Tsa: 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 743 5248 4 2243 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:d1:23:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.4/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84553sec preferred_lft 84553sec inet6 fe80::f816:3eff:fed1:2330/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3618) 08/09/26 _x86_64_ (2 CPU) 00:09:14 LINUX RESTART (2 CPU) 00:10:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:23 1.84 0.03 1.79 0.02 1.26 1907.35 219.57 00:30:43 1.43 0.01 1.39 0.03 0.05 17.45 226.89 Average: 1.64 0.02 1.59 0.03 0.65 953.92 223.26 00:10:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:23 6299328 7549252 272200 3.35 30980 1424708 525796 5.73 441032 1188032 188 00:30:43 6304292 7554844 266612 3.28 31236 1425040 525896 5.73 441828 1188644 188 Average: 6301810 7552048 269406 3.31 31108 1424874 525846 5.73 441430 1188338 188 00:10:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:20:23 ens3 1.75 0.12 0.25 0.06 0.00 0.00 0.00 0.00 00:30:43 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:43 ens3 0.64 0.13 0.18 0.10 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 1.19 0.12 0.22 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3618) 08/09/26 _x86_64_ (2 CPU) 00:09:14 LINUX RESTART (2 CPU) 00:10:14 CPU %user %nice %system %iowait %steal %idle 00:20:23 all 0.31 0.00 0.17 0.02 0.04 99.46 00:20:23 0 0.24 0.00 0.19 0.01 0.05 99.50 00:20:23 1 0.38 0.00 0.15 0.02 0.03 99.41 00:30:43 all 0.28 0.00 0.15 0.02 0.04 99.52 00:30:43 0 0.09 0.00 0.16 0.00 0.05 99.69 00:30:43 1 0.47 0.00 0.14 0.03 0.03 99.34 Average: all 0.30 0.00 0.16 0.02 0.04 99.49 Average: 0 0.17 0.00 0.17 0.01 0.05 99.60 Average: 1 0.43 0.00 0.14 0.03 0.03 99.38