---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8457 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 766 5174 4 2293 7174 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:9e:ad:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.56/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84994sec preferred_lft 84994sec inet6 fe80::f816:3eff:fe9e:adbd/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-8457) 09/16/26 _x86_64_ (2 CPU) 00:38:45 LINUX RESTART (2 CPU) 00:40:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:24 36.53 1.82 18.63 16.08 168.23 3043.25 106251.71 01:00:24 1.46 0.01 1.42 0.03 0.05 24.04 1.56 Average: 19.12 0.92 10.09 8.11 84.72 1544.01 53491.56 00:40:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:24 5095900 7322308 444088 5.46 87536 2299784 856272 9.33 618384 2061880 400 01:00:24 5135592 7363900 402148 4.94 87720 2301472 850992 9.27 604960 2063756 176 Average: 5115746 7343104 423118 5.20 87628 2300628 853632 9.30 611672 2062818 288 00:40:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:24 lo 1.26 1.26 0.08 0.08 0.00 0.00 0.00 0.00 00:50:24 ens3 50.80 33.16 212.70 7.07 0.00 0.00 0.00 0.00 01:00:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:24 ens3 11.57 9.68 95.38 0.95 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 31.32 21.50 154.44 4.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8457) 09/16/26 _x86_64_ (2 CPU) 00:38:45 LINUX RESTART (2 CPU) 00:40:16 CPU %user %nice %system %iowait %steal %idle 00:50:24 all 9.71 0.00 1.66 0.41 0.03 88.19 00:50:24 0 7.16 0.00 1.43 0.22 0.03 91.16 00:50:24 1 12.27 0.00 1.90 0.60 0.02 85.21 01:00:24 all 0.81 0.00 0.35 0.02 0.05 98.77 01:00:24 0 0.87 0.00 0.32 0.04 0.05 98.72 01:00:24 1 0.75 0.00 0.39 0.00 0.05 98.81 Average: all 5.29 0.00 1.01 0.22 0.04 93.44 Average: 0 4.04 0.00 0.88 0.13 0.04 94.92 Average: 1 6.55 0.00 1.15 0.30 0.04 91.96