---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-63516 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: 5600.00 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 8.2G 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 831 5047 4 2362 7110 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:4a:b0:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83332sec preferred_lft 83332sec inet6 fe80::f816:3eff:fe4a:b06a/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-63516) 10/11/26 _x86_64_ (2 CPU) 00:42:41 LINUX RESTART (2 CPU) 00:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:20 17.74 1.57 14.75 1.42 113.31 2442.93 436.80 01:10:20 9.42 1.16 7.35 0.91 101.54 1075.58 728.70 01:20:21 2.18 0.32 1.85 0.01 42.52 109.03 0.23 01:30:21 1.79 0.00 1.77 0.01 0.00 21.83 0.41 Average: 7.85 0.77 6.49 0.60 64.69 923.13 292.40 00:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:20 5317896 7326480 445748 5.48 99872 2073884 732040 7.97 625324 1874968 26988 01:10:20 5075968 7334300 426156 5.24 113332 2300172 765508 8.34 664004 2087812 132 01:20:21 4996816 7294640 465312 5.72 113656 2339264 968240 10.55 682320 2117020 68 01:30:21 5013060 7311436 448396 5.51 113836 2339616 968304 10.55 682324 2117552 136 Average: 5100935 7316714 446403 5.49 110174 2263234 858523 9.35 663493 2049338 6831 00:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:20 lo 1.27 1.27 0.07 0.07 0.00 0.00 0.00 0.00 01:00:20 ens3 52.52 33.75 300.49 6.94 0.00 0.00 0.00 0.00 01:10:20 lo 1.21 1.21 0.07 0.07 0.00 0.00 0.00 0.00 01:10:20 ens3 32.58 20.33 44.19 5.25 0.00 0.00 0.00 0.00 01:20:21 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:20:21 ens3 2.43 0.59 3.63 0.16 0.00 0.00 0.00 0.00 01:30:21 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:21 ens3 2.06 0.24 0.31 0.11 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 22.61 13.87 88.68 3.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-63516) 10/11/26 _x86_64_ (2 CPU) 00:42:41 LINUX RESTART (2 CPU) 00:50:02 CPU %user %nice %system %iowait %steal %idle 01:00:20 all 7.73 0.00 1.32 0.49 0.01 90.45 01:00:20 0 4.34 0.00 1.22 0.45 0.00 93.99 01:00:20 1 11.13 0.00 1.42 0.54 0.01 86.90 01:10:20 all 4.10 0.00 0.84 0.19 0.01 94.86 01:10:20 0 5.94 0.00 0.97 0.08 0.01 93.01 01:10:20 1 2.27 0.00 0.71 0.30 0.01 96.71 01:20:21 all 0.53 0.00 0.18 0.03 0.01 99.25 01:20:21 0 0.59 0.00 0.24 0.05 0.01 99.12 01:20:21 1 0.47 0.00 0.13 0.01 0.01 99.38 01:30:21 all 0.39 0.00 0.23 0.01 0.01 99.36 01:30:21 0 0.28 0.00 0.30 0.02 0.01 99.40 01:30:21 1 0.51 0.00 0.15 0.01 0.00 99.33 Average: all 3.23 0.00 0.65 0.18 0.01 95.94 Average: 0 2.80 0.00 0.69 0.15 0.01 96.36 Average: 1 3.65 0.00 0.61 0.22 0.01 95.52