---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-25239 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 785 5127 4 2329 7156 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:d7:ab:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.46/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80125sec preferred_lft 80125sec inet6 fe80::f816:3eff:fed7:ab8c/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-25239) 06/06/26 _x86_64_ (2 CPU) 00:42:56 LINUX RESTART (2 CPU) 00:50:32 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:32 1.53 0.03 1.47 0.03 2.20 18.37 662.88 01:10:01 1.24 0.00 1.23 0.02 0.00 14.82 1.26 01:20:32 13.19 0.00 1.24 11.94 0.15 15.30 103915.60 01:30:32 1.95 0.26 1.65 0.04 32.03 76.68 437.37 01:40:01 16.22 14.25 1.90 0.07 159.08 44.44 7.85 01:50:18 1.96 0.42 1.52 0.01 15.99 84.48 0.77 02:00:22 23.03 2.55 18.19 2.29 207.90 3378.96 756.76 02:10:01 1.47 0.00 1.47 0.01 0.00 18.23 0.15 02:20:12 1.21 0.00 1.21 0.00 0.00 14.91 0.00 Average: 6.89 1.88 3.33 1.68 45.84 411.06 12384.93 00:50:32 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:32 6277400 7525612 294640 3.62 30684 1423380 519860 5.66 449532 1183468 188 01:10:01 6275944 7524680 295564 3.63 30876 1423708 520064 5.66 449560 1183988 156 01:20:32 6274944 7524288 295900 3.64 31088 1424088 520064 5.66 448284 1184552 180 01:30:32 6241440 7517892 301748 3.71 31504 1450412 520184 5.67 457528 1202216 188 01:40:01 6186956 7520620 289944 3.57 35656 1495180 521028 5.68 459604 1250368 172 01:50:18 6119084 7479564 330480 4.06 36076 1521104 542880 5.91 491360 1275228 608 02:00:22 5127132 7386468 371288 4.57 90684 2320712 617064 6.72 591112 2085836 204 02:10:01 5129948 7389808 368004 4.53 90856 2321060 617120 6.72 591096 2086360 204 02:20:12 5129696 7390064 367780 4.52 91012 2321408 617260 6.72 591380 2086864 180 Average: 5862505 7473222 323928 3.98 52048 1744561 555058 6.05 503273 1504320 231 00:50:32 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:32 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:00:32 ens3 0.63 0.09 0.09 0.04 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.66 0.06 3.37 0.04 0.00 0.00 0.00 0.00 01:20:32 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:32 ens3 0.74 0.15 0.38 0.12 0.00 0.00 0.00 0.00 01:30:32 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:32 ens3 0.51 0.24 3.16 0.05 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.60 0.27 0.16 0.74 0.00 0.00 0.00 0.00 01:50:18 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:50:18 ens3 13.51 6.61 39.86 2.89 0.00 0.00 0.00 0.00 02:00:22 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 02:00:22 ens3 54.85 40.87 275.09 8.50 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.66 0.24 0.17 0.03 0.00 0.00 0.00 0.00 02:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:12 ens3 0.63 0.23 0.10 0.03 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.30 5.48 36.24 1.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25239) 06/06/26 _x86_64_ (2 CPU) 00:42:56 LINUX RESTART (2 CPU) 00:50:32 CPU %user %nice %system %iowait %steal %idle 01:00:32 all 0.28 0.00 0.16 0.01 0.03 99.52 01:00:32 0 0.12 0.00 0.19 0.01 0.04 99.65 01:00:32 1 0.44 0.00 0.14 0.01 0.03 99.39 01:10:01 all 0.27 0.00 0.07 0.01 0.03 99.61 01:10:01 0 0.07 0.00 0.10 0.00 0.04 99.79 01:10:01 1 0.47 0.00 0.05 0.02 0.03 99.43 01:20:32 all 0.28 0.00 0.08 0.03 0.04 99.57 01:20:32 0 0.07 0.00 0.09 0.01 0.05 99.77 01:20:32 1 0.49 0.00 0.07 0.05 0.03 99.36 01:30:32 all 0.37 0.00 0.20 0.03 0.04 99.37 01:30:32 0 0.20 0.00 0.19 0.04 0.05 99.52 01:30:32 1 0.53 0.00 0.20 0.01 0.04 99.22 01:40:01 all 0.29 0.17 0.13 0.13 0.04 99.23 01:40:01 0 0.12 0.32 0.19 0.21 0.05 99.11 01:40:01 1 0.47 0.02 0.07 0.05 0.03 99.36 01:50:18 all 0.62 0.00 0.11 0.02 0.04 99.21 01:50:18 0 0.53 0.00 0.09 0.02 0.05 99.31 01:50:18 1 0.71 0.00 0.13 0.03 0.03 99.11 02:00:22 all 11.14 0.00 1.74 0.52 0.09 86.52 02:00:22 0 9.86 0.00 1.55 0.52 0.07 88.01 02:00:22 1 12.42 0.00 1.92 0.52 0.10 85.03 02:10:01 all 0.40 0.00 0.13 0.01 0.08 99.38 02:10:01 0 0.51 0.00 0.08 0.01 0.05 99.35 02:10:01 1 0.28 0.00 0.18 0.01 0.12 99.41 02:20:12 all 0.36 0.00 0.13 0.01 0.08 99.42 02:20:12 0 0.48 0.00 0.05 0.00 0.04 99.42 02:20:12 1 0.24 0.00 0.20 0.01 0.13 99.41 Average: all 1.57 0.02 0.31 0.08 0.05 97.97 Average: 0 1.34 0.03 0.28 0.09 0.05 98.21 Average: 1 1.79 0.00 0.33 0.08 0.06 97.73