---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64324 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: 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 849 5003 4 2387 7092 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:6f:d9:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.75/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84499sec preferred_lft 84499sec inet6 fe80::f816:3eff:fe6f:d995/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64324) 10/12/26 _x86_64_ (2 CPU) 01:09:08 LINUX RESTART (2 CPU) 01:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 25.25 1.87 20.97 2.40 173.92 3452.91 1597.69 01:30:00 1.83 0.01 1.75 0.07 0.36 38.36 2.77 01:40:03 6.19 0.13 4.74 1.32 9.95 319.04 2687.93 Average: 11.07 0.67 9.13 1.26 61.21 1266.32 1431.55 01:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 5016928 7320436 438784 5.40 113456 2344680 998612 10.88 687052 2122080 256 01:30:00 4988980 7297600 461340 5.67 113684 2349556 1018384 11.09 698680 2127188 196 01:40:03 5183696 7317668 448504 5.51 116408 2180784 976152 10.63 700248 1958360 13592 Average: 5063201 7311901 449543 5.53 114516 2291673 997716 10.87 695327 2069209 4681 01:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 1.39 1.39 0.09 0.09 0.00 0.00 0.00 0.00 01:20:01 ens3 51.18 36.41 273.25 7.00 0.00 0.00 0.00 0.00 01:30:00 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:00 ens3 7.90 5.98 1.90 1.89 0.00 0.00 0.00 0.00 01:40:03 lo 1.20 1.20 0.07 0.07 0.00 0.00 0.00 0.00 01:40:03 ens3 14.84 14.24 20.68 6.99 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 24.60 18.85 98.30 5.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64324) 10/12/26 _x86_64_ (2 CPU) 01:09:08 LINUX RESTART (2 CPU) 01:10:03 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 10.96 0.00 1.91 0.53 0.02 86.58 01:20:01 0 8.87 0.00 1.83 0.72 0.02 88.56 01:20:01 1 13.04 0.00 1.99 0.33 0.02 84.61 01:30:00 all 1.63 0.00 0.32 0.01 0.01 98.03 01:30:00 0 2.04 0.00 0.30 0.01 0.01 97.64 01:30:00 1 1.22 0.00 0.35 0.01 0.01 98.41 01:40:03 all 4.67 0.00 0.72 0.11 0.01 94.48 01:40:03 0 6.03 0.00 0.69 0.05 0.01 93.22 01:40:03 1 3.31 0.00 0.75 0.17 0.02 95.75 Average: all 5.75 0.00 0.98 0.22 0.01 93.04 Average: 0 5.65 0.00 0.94 0.26 0.01 93.14 Average: 1 5.85 0.00 1.03 0.17 0.01 92.93