---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-61518 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 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: 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 8.2G 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 836 4883 4 2524 7105 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:37:b2:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84504sec preferred_lft 84504sec inet6 fe80::f816:3eff:fe37:b2b9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-61518) 10/03/26 _x86_64_ (2 CPU) 01:16:03 LINUX RESTART (2 CPU) 01:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:30:04 11.16 1.55 8.61 1.00 149.93 1214.20 660.09 01:40:04 1.21 0.01 1.20 0.00 0.05 30.11 0.31 Average: 6.18 0.78 4.91 0.50 74.99 622.15 330.20 01:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:30:04 5100192 7341268 424684 5.22 87796 2314212 838388 9.13 631776 2076388 196 01:40:04 5095492 7341464 424224 5.22 87948 2318888 839688 9.15 632764 2081216 224 Average: 5097842 7341366 424454 5.22 87872 2316550 839038 9.14 632270 2078802 210 01:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:30:04 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 01:30:04 ens3 8.67 6.38 43.19 1.49 0.00 0.00 0.00 0.00 01:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:04 ens3 1.66 0.59 5.08 0.19 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 5.17 3.49 24.14 0.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-61518) 10/03/26 _x86_64_ (2 CPU) 01:16:03 LINUX RESTART (2 CPU) 01:20:04 CPU %user %nice %system %iowait %steal %idle 01:30:04 all 5.71 0.00 0.93 0.27 0.01 93.08 01:30:04 0 4.92 0.00 0.80 0.12 0.01 94.16 01:30:04 1 6.50 0.00 1.06 0.42 0.01 92.01 01:40:04 all 1.26 0.00 0.18 0.02 0.00 98.54 01:40:04 0 1.86 0.00 0.23 0.01 0.01 97.89 01:40:04 1 0.66 0.00 0.13 0.02 0.00 99.19 Average: all 3.49 0.00 0.55 0.14 0.01 95.81 Average: 0 3.39 0.00 0.52 0.07 0.01 96.02 Average: 1 3.58 0.00 0.59 0.22 0.01 95.60