---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-60775 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: 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 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 761 5103 4 2379 7180 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:8a:e8:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.1/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5866sec preferred_lft 5866sec inet6 fe80::f816:3eff:fe8a:e86f/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-60775) 10/01/26 _x86_64_ (2 CPU) 00:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:08 1.78 0.02 1.75 0.01 0.84 20.60 428.17 00:20:08 1.86 0.11 1.73 0.03 3.05 24.25 460.14 00:30:08 1.87 0.00 1.85 0.02 0.00 20.32 851.20 00:40:08 21.40 2.44 17.30 1.66 208.62 2640.98 435.30 Average: 6.73 0.64 5.66 0.43 53.13 676.53 543.70 00:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:08 6096000 7507028 301708 3.71 54468 1553324 740376 8.06 470876 1323092 272 00:20:08 6120484 7492064 316528 3.89 54620 1513696 737772 8.04 469824 1283272 208 00:30:08 6142284 7514304 294324 3.62 54728 1514024 737772 8.04 469620 1283708 220 00:40:08 5132872 7342132 418832 5.15 100852 2264332 863736 9.41 643004 2037308 109672 Average: 5872910 7463882 332848 4.09 66167 1711344 769914 8.39 513331 1481845 27593 00:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:08 ens3 0.50 0.07 0.13 0.07 0.00 0.00 0.00 0.00 00:20:08 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:08 ens3 0.36 0.09 0.08 0.04 0.00 0.00 0.00 0.00 00:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:08 ens3 0.61 0.11 0.15 0.08 0.00 0.00 0.00 0.00 00:40:08 lo 1.24 1.24 0.07 0.07 0.00 0.00 0.00 0.00 00:40:08 ens3 55.32 38.98 321.75 8.90 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 14.20 9.82 80.53 2.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60775) 10/01/26 _x86_64_ (2 CPU) 00:00:08 CPU %user %nice %system %iowait %steal %idle 00:10:08 all 0.25 0.00 0.11 0.01 0.00 99.63 00:10:08 0 0.04 0.00 0.12 0.02 0.00 99.82 00:10:08 1 0.45 0.00 0.10 0.01 0.00 99.44 00:20:08 all 0.60 0.00 0.24 0.01 0.00 99.14 00:20:08 0 0.49 0.00 0.26 0.03 0.00 99.22 00:20:08 1 0.71 0.00 0.22 0.00 0.00 99.06 00:30:08 all 0.28 0.00 0.18 0.01 0.00 99.53 00:30:08 0 0.28 0.00 0.19 0.01 0.00 99.53 00:30:08 1 0.27 0.00 0.17 0.02 0.00 99.54 00:40:08 all 9.46 0.00 1.54 0.51 0.01 88.49 00:40:08 0 6.02 0.00 1.40 0.46 0.01 92.12 00:40:08 1 12.90 0.00 1.68 0.55 0.01 84.86 Average: all 2.65 0.00 0.52 0.14 0.00 96.70 Average: 0 1.71 0.00 0.49 0.13 0.00 97.67 Average: 1 3.58 0.00 0.54 0.15 0.00 95.73