---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-28483 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: 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 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 7.9G 30G 21% / 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 774 5190 4 2269 7167 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:c2:c9:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81276sec preferred_lft 81276sec inet6 fe80::f816:3eff:fec2:c961/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28483) 06/19/26 _x86_64_ (2 CPU) 00:41:17 LINUX RESTART (2 CPU) 00:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:00 1.44 0.01 1.41 0.02 0.05 18.03 872.12 01:10:00 1.34 0.00 1.32 0.02 0.00 16.19 1.20 01:20:00 1.81 0.25 1.53 0.03 30.99 74.83 1.33 01:30:00 1.58 0.01 1.54 0.03 1.05 19.33 872.23 01:40:00 13.97 0.00 1.40 12.57 0.15 16.92 109119.13 01:50:00 1.31 0.00 1.30 0.01 0.00 15.55 0.48 02:00:00 25.08 3.00 19.72 2.36 227.50 3530.85 875.64 Average: 6.65 0.47 4.03 2.15 37.11 527.39 15963.39 00:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:00 6286916 7538664 281692 3.46 30768 1426584 532044 5.79 446096 1187856 128 01:10:00 6285180 7537492 282852 3.48 30984 1426920 532496 5.80 446552 1188408 124 01:20:00 6246716 7526000 293852 3.61 31376 1453132 729668 7.95 461324 1206248 124 01:30:00 6246268 7526432 293376 3.61 31600 1453780 532456 5.80 455968 1206796 168 01:40:00 6264604 7545500 274276 3.37 31808 1454280 532656 5.80 459468 1207360 152 01:50:00 6265668 7547068 272696 3.35 31976 1454608 532740 5.80 459856 1207856 168 02:00:00 5196848 7399856 367124 4.51 87344 2275752 631304 6.88 598020 2038800 212 Average: 6113171 7517287 295124 3.63 39408 1563579 574766 6.26 475326 1320475 154 00:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 0.58 0.05 0.09 0.03 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 0.61 0.13 0.18 0.10 0.00 0.00 0.00 0.00 01:20:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.70 0.28 3.24 0.08 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.30 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.59 0.25 0.15 0.73 0.00 0.00 0.00 0.00 01:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:00 ens3 0.32 0.08 0.11 0.06 0.00 0.00 0.00 0.00 02:00:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:00 ens3 64.69 43.73 315.36 11.50 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 9.68 6.37 45.60 1.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28483) 06/19/26 _x86_64_ (2 CPU) 00:41:17 LINUX RESTART (2 CPU) 00:50:00 CPU %user %nice %system %iowait %steal %idle 01:00:00 all 0.30 0.00 0.17 0.01 0.01 99.51 01:00:00 0 0.30 0.00 0.15 0.01 0.02 99.52 01:00:00 1 0.29 0.00 0.19 0.01 0.01 99.51 01:10:00 all 0.25 0.00 0.08 0.01 0.01 99.65 01:10:00 0 0.16 0.00 0.09 0.01 0.01 99.73 01:10:00 1 0.34 0.00 0.07 0.01 0.01 99.57 01:20:00 all 0.37 0.00 0.11 0.02 0.01 99.49 01:20:00 0 0.18 0.00 0.11 0.02 0.02 99.67 01:20:00 1 0.56 0.00 0.11 0.02 0.01 99.31 01:30:00 all 0.29 0.00 0.18 0.01 0.01 99.50 01:30:00 0 0.50 0.00 0.15 0.01 0.01 99.33 01:30:00 1 0.09 0.00 0.21 0.01 0.02 99.67 01:40:00 all 0.27 0.00 0.08 0.03 0.01 99.61 01:40:00 0 0.20 0.00 0.11 0.05 0.01 99.63 01:40:00 1 0.34 0.00 0.05 0.01 0.01 99.59 01:50:00 all 0.27 0.00 0.07 0.01 0.01 99.65 01:50:00 0 0.33 0.00 0.05 0.00 0.01 99.60 01:50:00 1 0.20 0.00 0.08 0.01 0.01 99.69 02:00:00 all 12.63 0.00 1.88 0.63 0.05 84.81 02:00:00 0 15.29 0.00 1.98 0.71 0.05 81.97 02:00:00 1 9.97 0.00 1.78 0.55 0.05 87.66 Average: all 2.05 0.00 0.37 0.10 0.02 97.46 Average: 0 2.42 0.00 0.38 0.12 0.02 97.07 Average: 1 1.68 0.00 0.35 0.09 0.02 97.86