---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-11563 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 758 5271 4 2201 7183 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:0b:b3:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81604sec preferred_lft 81604sec inet6 fe80::f816:3eff:fe0b:b36a/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-11563) 05/07/26 _x86_64_ (2 CPU) 00:35:47 LINUX RESTART (2 CPU) 00:40:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:35 1.23 0.02 1.21 0.00 1.22 15.12 0.12 01:00:01 1.39 0.01 1.37 0.01 0.06 16.86 462.24 01:10:25 1.16 0.00 1.16 0.00 0.00 14.10 0.12 01:20:05 1.68 0.27 1.40 0.01 33.12 74.00 0.18 01:30:01 1.37 0.00 1.35 0.01 0.00 17.19 438.77 01:40:17 1.72 0.42 1.29 0.01 16.40 82.54 0.30 01:50:05 36.00 2.81 17.23 15.96 220.66 3183.55 109735.76 Average: 6.28 0.50 3.53 2.25 38.22 479.05 15552.56 00:40:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:35 6283124 7534160 286316 3.52 30648 1426240 528036 5.75 444736 1187296 176 01:00:01 6280028 7531592 288868 3.55 30828 1426572 528368 5.75 444972 1187808 164 01:10:25 6279020 7531064 289392 3.56 30984 1426896 528524 5.76 445200 1188288 136 01:20:05 6227028 7505900 314072 3.86 31296 1453064 722996 7.87 454680 1205772 216 01:30:01 6246260 7525740 294236 3.62 31468 1453476 529544 5.77 455616 1206276 240 01:40:17 6203404 7509860 309516 3.81 31964 1479540 551288 6.00 492120 1231188 616 01:50:05 5272496 7400248 371108 4.56 85732 2206136 640532 6.98 600984 1967160 388 Average: 6113051 7505509 307644 3.78 38989 1553132 575613 6.27 476901 1310541 277 00:40:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:35 ens3 1.02 0.08 0.15 0.06 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.46 0.09 0.08 0.04 0.00 0.00 0.00 0.00 01:10:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:25 ens3 0.47 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:20:05 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:05 ens3 0.67 0.30 3.30 0.08 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.38 0.15 0.08 0.57 0.00 0.00 0.00 0.00 01:40:17 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:40:17 ens3 13.28 7.62 39.85 2.91 0.00 0.00 0.00 0.00 01:50:05 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 01:50:05 ens3 99.37 70.13 277.07 15.31 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 16.35 11.08 45.34 2.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11563) 05/07/26 _x86_64_ (2 CPU) 00:35:47 LINUX RESTART (2 CPU) 00:40:25 CPU %user %nice %system %iowait %steal %idle 00:50:35 all 0.25 0.00 0.08 0.01 0.03 99.63 00:50:35 0 0.34 0.00 0.08 0.01 0.02 99.55 00:50:35 1 0.17 0.00 0.09 0.01 0.03 99.70 01:00:01 all 0.33 0.00 0.17 0.01 0.02 99.46 01:00:01 0 0.23 0.00 0.18 0.01 0.02 99.56 01:00:01 1 0.44 0.00 0.16 0.01 0.02 99.37 01:10:25 all 0.25 0.00 0.08 0.01 0.02 99.64 01:10:25 0 0.06 0.00 0.09 0.01 0.02 99.82 01:10:25 1 0.44 0.00 0.06 0.01 0.02 99.46 01:20:05 all 0.38 0.00 0.10 0.02 0.02 99.48 01:20:05 0 0.27 0.00 0.12 0.03 0.02 99.55 01:20:05 1 0.48 0.00 0.08 0.01 0.02 99.40 01:30:01 all 0.27 0.00 0.16 0.01 0.02 99.53 01:30:01 0 0.08 0.00 0.18 0.02 0.02 99.70 01:30:01 1 0.47 0.00 0.15 0.00 0.02 99.36 01:40:17 all 0.68 0.00 0.13 0.02 0.02 99.15 01:40:17 0 0.63 0.00 0.11 0.04 0.02 99.20 01:40:17 1 0.73 0.00 0.15 0.01 0.02 99.09 01:50:05 all 13.54 0.00 1.96 0.51 0.05 83.94 01:50:05 0 12.07 0.00 1.85 0.14 0.05 85.88 01:50:05 1 15.01 0.00 2.08 0.87 0.05 81.99 Average: all 2.21 0.00 0.38 0.08 0.03 97.30 Average: 0 1.93 0.00 0.37 0.04 0.03 97.64 Average: 1 2.50 0.00 0.39 0.13 0.03 96.96