---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-23814 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 755 5216 4 2261 7186 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:72:e1:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.10/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81359sec preferred_lft 81359sec inet6 fe80::f816:3eff:fe72:e15c/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-23814) 06/05/26 _x86_64_ (2 CPU) 00:39:28 LINUX RESTART (2 CPU) 00:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.61 0.03 1.55 0.02 1.46 27.00 223.14 01:00:07 1.52 0.01 1.49 0.02 0.05 17.95 431.93 01:10:07 1.39 0.00 1.37 0.02 0.00 16.36 1.20 01:20:13 14.28 0.25 1.58 12.44 30.82 73.75 108094.55 01:30:07 1.70 0.03 1.63 0.03 3.23 20.07 441.42 01:40:07 1.82 0.36 1.44 0.02 14.41 36.89 1.20 01:50:01 23.53 2.68 18.52 2.33 214.61 3523.81 1288.08 02:00:07 1.72 0.00 1.70 0.02 0.00 26.22 0.53 Average: 5.93 0.42 3.64 1.88 32.84 463.42 13960.37 00:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6287776 7534732 285736 3.51 30540 1422104 529460 5.77 446712 1183208 192 01:00:07 6284524 7532056 288428 3.55 30748 1422444 529460 5.77 446848 1183756 136 01:10:07 6292124 7540180 280296 3.45 30956 1422764 529784 5.77 447444 1184276 208 01:20:13 6248252 7523100 296828 3.65 31332 1448816 724868 7.90 462020 1201920 196 01:30:07 6253440 7529828 290052 3.57 31544 1450104 529800 5.77 457320 1202548 184 01:40:07 6246800 7537176 282548 3.47 31828 1463680 541208 5.89 477968 1215004 2712 01:50:01 5192376 7386524 381088 4.69 86648 2268112 640896 6.98 597584 2030416 400 02:00:07 5150392 7346588 420988 5.18 86804 2270012 663776 7.23 612412 2032472 448 Average: 5994460 7491273 315746 3.88 45050 1646004 586156 6.38 493538 1404200 560 00:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 2.55 0.12 0.38 0.08 0.00 0.00 0.00 0.00 01:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:07 ens3 0.51 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:07 ens3 1.32 0.24 0.47 0.75 0.00 0.00 0.00 0.00 01:20:13 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:13 ens3 0.69 0.24 3.16 0.07 0.00 0.00 0.00 0.00 01:30:07 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:30:07 ens3 0.33 0.08 0.09 0.04 0.00 0.00 0.00 0.00 01:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:07 ens3 10.05 4.55 19.57 2.07 0.00 0.00 0.00 0.00 01:50:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 62.32 44.30 312.68 10.11 0.00 0.00 0.00 0.00 02:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:07 ens3 12.73 11.02 106.15 1.03 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 11.25 7.54 55.10 1.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-23814) 06/05/26 _x86_64_ (2 CPU) 00:39:28 LINUX RESTART (2 CPU) 00:40:13 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.28 0.00 0.18 0.02 0.04 99.49 00:50:01 0 0.18 0.00 0.17 0.02 0.04 99.59 00:50:01 1 0.39 0.00 0.18 0.02 0.03 99.39 01:00:07 all 0.27 0.00 0.15 0.01 0.03 99.53 01:00:07 0 0.07 0.00 0.17 0.02 0.04 99.71 01:00:07 1 0.48 0.00 0.14 0.00 0.03 99.35 01:10:07 all 0.25 0.00 0.07 0.01 0.03 99.64 01:10:07 0 0.10 0.00 0.08 0.00 0.03 99.78 01:10:07 1 0.39 0.00 0.06 0.02 0.04 99.50 01:20:13 all 0.36 0.00 0.10 0.04 0.03 99.46 01:20:13 0 0.30 0.00 0.10 0.05 0.03 99.52 01:20:13 1 0.42 0.00 0.11 0.03 0.03 99.40 01:30:07 all 0.31 0.00 0.16 0.01 0.03 99.49 01:30:07 0 0.36 0.00 0.16 0.01 0.03 99.44 01:30:07 1 0.25 0.00 0.15 0.02 0.04 99.54 01:40:07 all 0.45 0.00 0.08 0.02 0.03 99.41 01:40:07 0 0.23 0.00 0.11 0.01 0.04 99.60 01:40:07 1 0.68 0.00 0.05 0.03 0.02 99.22 01:50:01 all 11.77 0.00 1.70 0.53 0.07 85.93 01:50:01 0 14.25 0.00 1.81 0.38 0.08 83.47 01:50:01 1 9.30 0.00 1.58 0.68 0.06 88.38 02:00:07 all 0.87 0.00 0.29 0.01 0.07 98.75 02:00:07 0 0.58 0.00 0.25 0.01 0.06 99.10 02:00:07 1 1.16 0.00 0.34 0.01 0.08 98.40 Average: all 1.81 0.00 0.34 0.08 0.04 97.73 Average: 0 1.99 0.00 0.35 0.06 0.04 97.55 Average: 1 1.62 0.00 0.33 0.10 0.04 97.91