---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64312 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 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: 5600.02 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 8.5G 30G 23% / 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 894 4599 4 2752 7047 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:20:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.127/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81064sec preferred_lft 81064sec inet6 fe80::f816:3eff:fe9e:2090/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64312) 10/12/26 _x86_64_ (2 CPU) 01:01:07 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:11 1.48 0.01 1.45 0.02 0.16 39.43 0.14 01:30:01 1.61 0.00 1.58 0.04 0.00 23.50 0.38 01:40:01 1.50 0.00 1.49 0.00 0.11 21.68 0.07 01:50:11 2.49 0.31 2.17 0.01 41.93 794.53 0.18 02:00:01 1.84 0.00 1.82 0.02 0.00 26.18 2.18 02:10:01 1.49 0.00 1.49 0.00 0.00 21.93 0.00 02:20:01 16.11 0.01 1.63 14.47 0.35 41.75 105001.24 Average: 3.79 0.05 1.66 2.08 6.18 140.31 14991.95 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:11 5028024 7294976 465148 5.72 113428 2308876 813736 8.86 696256 2095984 192 01:30:01 5014660 7282952 477040 5.87 113592 2310072 813884 8.86 696204 2097328 144 01:40:01 5014220 7284072 475960 5.85 113748 2311472 813892 8.86 696256 2098760 300 01:50:11 4722152 7243632 512320 6.30 114076 2559700 1019952 11.11 717504 2337224 352 02:00:01 4727524 7250388 505496 6.22 114204 2560892 1019952 11.11 717668 2338560 252 02:10:01 4726768 7251024 504852 6.21 114344 2562116 1020016 11.11 717892 2339932 276 02:20:01 4724500 7255968 499628 6.14 114484 2569092 1023816 11.15 721292 2346884 256 Average: 4851121 7266145 491492 6.04 113982 2454603 932178 10.15 709010 2236382 253 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:11 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:20:11 ens3 11.64 8.59 2.29 1.51 0.00 0.00 0.00 0.00 01:30:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:01 ens3 1.47 0.34 0.28 0.13 0.00 0.00 0.00 0.00 01:40:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:01 ens3 0.74 0.28 0.12 0.06 0.00 0.00 0.00 0.00 01:50:11 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:50:11 ens3 8.49 4.95 160.16 0.37 0.00 0.00 0.00 0.00 02:00:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:00:01 ens3 0.61 0.25 0.11 0.06 0.00 0.00 0.00 0.00 02:10:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:10:01 ens3 0.44 0.29 0.14 0.08 0.00 0.00 0.00 0.00 02:20:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:20:01 ens3 6.90 6.81 1.55 1.98 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 4.37 3.10 23.91 0.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64312) 10/12/26 _x86_64_ (2 CPU) 01:01:07 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:11 all 2.06 0.00 0.23 0.02 0.01 97.68 01:20:11 0 1.53 0.00 0.27 0.01 0.01 98.18 01:20:11 1 2.59 0.00 0.19 0.02 0.01 97.19 01:30:01 all 0.68 0.00 0.27 0.01 0.00 99.03 01:30:01 0 0.63 0.00 0.31 0.01 0.00 99.05 01:30:01 1 0.73 0.00 0.23 0.02 0.00 99.02 01:40:01 all 0.67 0.00 0.17 0.01 0.01 99.14 01:40:01 0 0.81 0.00 0.21 0.00 0.01 98.97 01:40:01 1 0.53 0.00 0.12 0.03 0.01 99.31 01:50:11 all 0.95 0.00 0.32 0.05 0.00 98.68 01:50:11 0 1.21 0.00 0.39 0.05 0.01 98.35 01:50:11 1 0.70 0.00 0.24 0.05 0.00 99.02 02:00:01 all 0.69 0.00 0.26 0.02 0.00 99.03 02:00:01 0 0.70 0.00 0.23 0.02 0.00 99.04 02:00:01 1 0.68 0.00 0.28 0.02 0.00 99.02 02:10:01 all 0.63 0.00 0.15 0.01 0.01 99.21 02:10:01 0 0.59 0.00 0.11 0.02 0.00 99.28 02:10:01 1 0.66 0.00 0.19 0.01 0.01 99.13 02:20:01 all 2.28 0.00 0.25 0.06 0.01 97.41 02:20:01 0 0.73 0.00 0.23 0.11 0.01 98.92 02:20:01 1 3.82 0.00 0.27 0.00 0.01 95.90 Average: all 1.14 0.00 0.23 0.03 0.00 98.59 Average: 0 0.89 0.00 0.25 0.03 0.00 98.83 Average: 1 1.39 0.00 0.22 0.02 0.00 98.36