---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8909 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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 nrip_save 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 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 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 767 5100 4 2363 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:12:06:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81752sec preferred_lft 81752sec inet6 fe80::f816:3eff:fe12:69f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8909) 04/28/26 _x86_64_ (2 CPU) 01:47:49 LINUX RESTART (2 CPU) 01:50:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:20 1.61 0.02 1.58 0.01 1.24 18.77 436.02 02:10:20 1.37 0.01 1.35 0.01 0.05 16.40 0.96 02:20:20 2.06 0.32 1.71 0.03 40.08 74.95 1.11 02:30:20 14.15 0.00 1.59 12.56 0.15 18.84 109557.50 02:40:20 1.39 0.00 1.39 0.00 0.00 16.25 0.00 02:50:20 3.03 1.33 1.66 0.03 96.52 165.28 3.37 03:00:20 21.13 1.69 17.23 2.21 131.99 3251.43 601.60 Average: 6.39 0.48 3.79 2.12 38.58 508.84 15800.04 01:50:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:20 6301196 7548416 272076 3.35 30572 1422320 529512 5.77 449732 1183280 156 02:10:20 6299948 7547736 272744 3.35 30804 1422660 529600 5.77 450064 1183844 148 02:20:20 6252328 7529500 290448 3.57 31200 1451260 529764 5.77 461580 1201472 156 02:30:20 6257448 7535220 284564 3.50 31380 1451636 529764 5.77 462472 1202000 124 02:40:20 6257448 7535732 284044 3.49 31552 1451968 529776 5.77 462652 1202504 124 02:50:20 6069668 7467464 345336 4.25 40932 1556192 579856 6.32 531908 1303392 49416 03:00:20 5179076 7367628 403232 4.96 85108 2266952 693460 7.55 644796 2025248 252 Average: 6088159 7504528 307492 3.78 40221 1574713 560247 6.10 494743 1328820 7197 01:50:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:20 ens3 0.79 0.06 0.10 0.03 0.00 0.00 0.00 0.00 02:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:20 ens3 0.56 0.09 0.12 0.05 0.00 0.00 0.00 0.00 02:20:20 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:20 ens3 0.50 0.22 3.19 0.03 0.00 0.00 0.00 0.00 02:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:20 ens3 0.28 0.03 0.12 0.01 0.00 0.00 0.00 0.00 02:40:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:20 ens3 0.32 0.06 0.08 0.03 0.00 0.00 0.00 0.00 02:50:20 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:20 ens3 21.00 10.74 69.66 4.51 0.00 0.00 0.00 0.00 03:00:20 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 03:00:20 ens3 61.43 46.30 307.93 10.81 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 12.13 8.22 54.46 2.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8909) 04/28/26 _x86_64_ (2 CPU) 01:47:49 LINUX RESTART (2 CPU) 01:50:20 CPU %user %nice %system %iowait %steal %idle 02:00:20 all 0.27 0.00 0.16 0.01 0.03 99.53 02:00:20 0 0.09 0.00 0.17 0.01 0.03 99.70 02:00:20 1 0.45 0.00 0.16 0.02 0.03 99.35 02:10:20 all 0.22 0.00 0.08 0.01 0.03 99.66 02:10:20 0 0.06 0.00 0.10 0.01 0.04 99.80 02:10:20 1 0.39 0.00 0.06 0.01 0.03 99.51 02:20:20 all 0.34 0.00 0.11 0.10 0.03 99.43 02:20:20 0 0.53 0.00 0.11 0.16 0.02 99.18 02:20:20 1 0.14 0.00 0.11 0.05 0.03 99.67 02:30:20 all 0.31 0.00 0.17 0.03 0.03 99.47 02:30:20 0 0.33 0.00 0.16 0.03 0.02 99.45 02:30:20 1 0.28 0.00 0.17 0.03 0.03 99.49 02:40:20 all 0.27 0.00 0.07 0.03 0.03 99.61 02:40:20 0 0.06 0.00 0.08 0.03 0.03 99.79 02:40:20 1 0.47 0.00 0.05 0.02 0.02 99.43 02:50:20 all 1.39 0.00 0.27 0.06 0.03 98.25 02:50:20 0 1.74 0.00 0.33 0.08 0.03 97.82 02:50:20 1 1.05 0.00 0.20 0.04 0.02 98.68 03:00:20 all 14.79 0.00 1.61 0.54 0.07 82.99 03:00:20 0 13.48 0.00 1.70 0.41 0.07 84.34 03:00:20 1 16.10 0.00 1.52 0.67 0.07 81.64 Average: all 2.51 0.00 0.35 0.11 0.03 96.99 Average: 0 2.33 0.00 0.38 0.10 0.03 97.16 Average: 1 2.69 0.00 0.32 0.12 0.03 96.83