---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37459 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 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 798 5062 4 2374 7143 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:76:45:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80426sec preferred_lft 80426sec inet6 fe80::f816:3eff:fe76:4515/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37459) 07/21/26 _x86_64_ (2 CPU) 00:39:42 LINUX RESTART (2 CPU) 00:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:11 1.91 0.03 1.85 0.02 1.52 1485.95 216.07 01:00:11 1.43 0.01 1.41 0.01 0.05 17.53 653.91 01:10:01 1.26 0.00 1.26 0.00 0.00 14.90 0.00 01:20:10 13.63 0.00 1.30 12.33 0.16 15.54 107387.67 01:30:20 1.87 0.25 1.59 0.03 30.47 76.22 857.53 01:40:01 1.33 0.00 1.33 0.00 0.00 15.77 0.00 01:50:08 1.87 0.40 1.46 0.01 15.63 48.05 0.83 02:00:10 24.38 2.45 19.59 2.34 209.02 3520.52 1256.81 02:10:01 1.44 0.00 1.42 0.02 0.00 60.73 1.27 Average: 5.50 0.35 3.48 1.67 28.73 587.79 12471.91 00:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:11 6304260 7550764 269456 3.31 30524 1421848 522780 5.69 440652 1183228 148 01:00:11 6306096 7553144 267088 3.28 30724 1422172 522844 5.69 440828 1183760 172 01:10:01 6305424 7552952 267272 3.29 30884 1422492 522844 5.69 440960 1184240 196 01:20:10 6305424 7553516 266700 3.28 31068 1422868 522908 5.70 441292 1184772 180 01:30:20 6250524 7525908 293792 3.61 31420 1449432 731336 7.97 455636 1202924 188 01:40:01 6258140 7534140 285588 3.51 31580 1449880 732124 7.97 456792 1203404 184 01:50:08 6234568 7525664 293680 3.61 31928 1464548 747272 8.14 486684 1216888 220 02:00:10 5170352 7394152 371644 4.57 87668 2295780 849680 9.25 604780 2059832 244 02:10:01 5153248 7390416 375368 4.62 87880 2308960 853144 9.29 608280 2073204 764 Average: 6032004 7508962 298954 3.68 43742 1628664 667215 7.27 486212 1388028 255 00:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:11 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:50:11 ens3 2.95 0.26 0.62 0.14 0.00 0.00 0.00 0.00 01:00:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:11 ens3 0.48 0.06 0.07 0.03 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 0.92 0.05 8.36 0.03 0.00 0.00 0.00 0.00 01:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:10 ens3 0.54 0.08 0.87 0.05 0.00 0.00 0.00 0.00 01:30:20 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:20 ens3 0.87 0.50 3.21 0.06 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 0.44 0.23 0.14 0.63 0.00 0.00 0.00 0.00 01:50:08 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:50:08 ens3 8.31 5.03 19.79 2.63 0.00 0.00 0.00 0.00 02:00:10 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 02:00:10 ens3 74.13 56.77 307.79 10.40 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 39.99 34.77 9.01 5.09 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 14.27 10.84 39.04 2.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37459) 07/21/26 _x86_64_ (2 CPU) 00:39:42 LINUX RESTART (2 CPU) 00:40:04 CPU %user %nice %system %iowait %steal %idle 00:50:11 all 0.34 0.00 0.16 0.01 0.03 99.45 00:50:11 0 0.49 0.00 0.15 0.02 0.02 99.31 00:50:11 1 0.19 0.00 0.18 0.01 0.04 99.58 01:00:11 all 0.25 0.00 0.16 0.01 0.04 99.54 01:00:11 0 0.19 0.00 0.17 0.01 0.04 99.60 01:00:11 1 0.32 0.00 0.16 0.02 0.03 99.47 01:10:01 all 0.22 0.00 0.07 0.01 0.03 99.67 01:10:01 0 0.30 0.00 0.06 0.01 0.03 99.60 01:10:01 1 0.13 0.00 0.08 0.01 0.04 99.74 01:20:10 all 0.25 0.00 0.09 0.03 0.04 99.60 01:20:10 0 0.15 0.00 0.09 0.06 0.03 99.66 01:20:10 1 0.34 0.00 0.08 0.00 0.04 99.53 01:30:20 all 0.42 0.00 0.19 0.02 0.04 99.33 01:30:20 0 0.48 0.00 0.16 0.02 0.02 99.31 01:30:20 1 0.36 0.00 0.22 0.02 0.05 99.35 01:40:01 all 0.27 0.00 0.06 0.01 0.03 99.63 01:40:01 0 0.47 0.00 0.05 0.01 0.02 99.45 01:40:01 1 0.07 0.00 0.07 0.01 0.04 99.81 01:50:08 all 0.49 0.00 0.09 0.01 0.03 99.38 01:50:08 0 0.66 0.00 0.08 0.01 0.02 99.24 01:50:08 1 0.31 0.00 0.11 0.02 0.05 99.52 02:00:10 all 14.39 0.00 1.94 0.74 0.08 82.85 02:00:10 0 14.09 0.00 1.99 0.77 0.07 83.09 02:00:10 1 14.70 0.00 1.89 0.71 0.08 82.62 02:10:01 all 5.79 0.00 0.51 0.02 0.07 93.61 02:10:01 0 5.86 0.00 0.48 0.02 0.07 93.58 02:10:01 1 5.72 0.00 0.54 0.02 0.07 93.64 Average: all 2.48 0.00 0.36 0.10 0.04 97.02 Average: 0 2.51 0.00 0.36 0.10 0.04 96.99 Average: 1 2.45 0.00 0.37 0.09 0.05 97.04