---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8760 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 8.0G 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 752 5226 4 2256 7189 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:06:bc:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.119/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83847sec preferred_lft 83847sec inet6 fe80::f816:3eff:fe06:bc02/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8760) 09/17/26 _x86_64_ (2 CPU) 00:36:38 LINUX RESTART (2 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.38 0.02 1.36 0.00 1.24 16.72 0.01 01:00:03 23.22 2.81 18.30 2.10 221.10 2855.12 2248.50 01:10:01 3.95 0.01 3.73 0.21 1.08 693.74 46.95 Average: 9.53 0.95 7.81 0.77 74.65 1190.08 766.86 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6289644 7537476 282468 3.47 30592 1424064 522312 5.69 444140 1184120 268 01:00:03 5194376 7380408 386172 4.75 87060 2260124 635788 6.92 604932 2031836 189816 01:10:01 5186588 7375856 390728 4.80 87772 2262676 652196 7.10 594644 2034984 232 Average: 5556869 7431247 353123 4.34 68475 1982288 603432 6.57 547905 1750313 63439 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 0.93 0.09 0.13 0.05 0.00 0.00 0.00 0.00 01:00:03 lo 1.26 1.26 0.08 0.08 0.00 0.00 0.00 0.00 01:00:03 ens3 56.19 40.32 319.02 8.01 0.00 0.00 0.00 0.00 01:10:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 28.48 19.73 32.92 4.98 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 28.55 20.06 117.57 4.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8760) 09/17/26 _x86_64_ (2 CPU) 00:36:38 LINUX RESTART (2 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.30 0.00 0.12 0.01 0.02 99.54 00:50:01 0 0.17 0.00 0.12 0.02 0.02 99.67 00:50:01 1 0.44 0.00 0.12 0.01 0.01 99.42 01:00:03 all 11.17 0.00 1.93 0.58 0.03 86.29 01:00:03 0 9.25 0.00 1.79 0.54 0.02 88.39 01:00:03 1 13.09 0.00 2.06 0.62 0.03 84.19 01:10:01 all 1.76 0.00 0.45 0.03 0.03 97.73 01:10:01 0 1.87 0.00 0.38 0.03 0.02 97.70 01:10:01 1 1.64 0.00 0.52 0.04 0.05 97.76 Average: all 4.42 0.00 0.84 0.21 0.02 94.51 Average: 0 3.77 0.00 0.77 0.20 0.02 95.24 Average: 1 5.07 0.00 0.90 0.22 0.03 93.77