---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26333 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: 5599.94 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 8.2G 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 749 4905 4 2582 7192 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:ed:2f:45 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.95/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79021sec preferred_lft 79021sec inet6 fe80::f816:3eff:feed:2f45/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26333) 06/10/26 _x86_64_ (2 CPU) 01:48:01 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.64 0.02 1.60 0.02 1.24 19.13 653.75 02:10:14 1.90 0.26 1.63 0.01 31.42 73.60 0.34 02:20:01 1.10 0.00 1.10 0.00 0.01 13.49 0.00 02:30:01 13.94 0.00 1.34 12.60 0.15 17.00 109714.60 02:40:14 1.21 0.00 1.19 0.02 0.00 15.53 1.17 02:50:01 1.27 0.06 1.20 0.02 3.39 18.11 1.10 03:00:01 23.91 2.94 18.65 2.32 224.14 3466.34 1315.75 03:10:14 1.33 0.00 1.33 0.00 0.00 17.70 0.03 03:20:01 1.34 0.00 1.33 0.01 0.00 127.92 0.87 03:30:01 1.63 0.00 1.59 0.03 0.00 311.98 3.75 03:40:14 1.44 0.00 1.44 0.01 0.00 90.64 0.73 03:50:01 4.05 0.04 3.29 0.71 1.10 720.30 2362.07 Average: 4.56 0.28 2.97 1.31 21.84 406.49 9487.75 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6289488 7540700 279816 3.44 30604 1426444 523308 5.70 449592 1187320 124 02:10:14 6252424 7530760 289320 3.56 30960 1452856 523308 5.70 458700 1205012 168 02:20:01 6253628 7532420 287652 3.54 31124 1453152 523452 5.70 458800 1205464 136 02:30:01 6248940 7528356 291512 3.58 31352 1453524 523516 5.70 459696 1206044 124 02:40:14 6256752 7536756 283072 3.48 31564 1453888 523676 5.70 459820 1206620 192 02:50:01 6256792 7539584 280208 3.45 31804 1456432 526360 5.73 463864 1208684 484 03:00:01 5013148 7220580 546248 6.72 86968 2280760 783528 8.53 757988 2043208 244 03:10:14 5069780 7277820 488888 6.01 87140 2281204 769212 8.38 692940 2043820 228 03:20:01 4993744 7235180 531764 6.54 87284 2314452 778460 8.48 736156 2077208 268 03:30:01 4795216 7139000 626324 7.70 87472 2415212 881032 9.60 838252 2178164 12932 03:40:14 4781992 7136288 628876 7.73 87588 2425476 871140 9.49 829040 2188408 188 03:50:01 5045212 7379784 392452 4.83 88788 2411052 633256 6.90 632088 2175032 23140 Average: 5604760 7383102 410511 5.05 59387 1902038 655021 7.13 603078 1660415 3186 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 1.60 0.06 0.19 0.03 0.00 0.00 0.00 0.00 02:10:14 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:14 ens3 0.72 0.26 3.09 0.03 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.37 0.03 2.12 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.61 0.13 0.21 0.12 0.00 0.00 0.00 0.00 02:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:14 ens3 0.51 0.19 0.15 0.56 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 2.54 1.32 3.71 0.53 0.00 0.00 0.00 0.00 03:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 96.33 73.36 762.53 13.21 0.00 0.00 0.00 0.00 03:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:14 ens3 33.50 28.28 449.80 1.86 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 86.56 76.88 1241.98 5.04 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 27.80 25.87 409.47 1.77 0.00 0.00 0.00 0.00 03:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:14 ens3 23.20 21.79 352.20 1.47 0.00 0.00 0.00 0.00 03:50:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 34.30 26.57 297.93 22.25 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 25.56 21.14 292.35 3.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26333) 06/10/26 _x86_64_ (2 CPU) 01:48:01 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.29 0.00 0.17 0.01 0.03 99.50 02:00:01 0 0.10 0.00 0.19 0.01 0.03 99.67 02:00:01 1 0.48 0.00 0.15 0.01 0.02 99.33 02:10:14 all 0.37 0.00 0.10 0.02 0.02 99.49 02:10:14 0 0.13 0.00 0.12 0.02 0.02 99.71 02:10:14 1 0.60 0.00 0.09 0.02 0.02 99.27 02:20:01 all 0.27 0.00 0.07 0.01 0.02 99.63 02:20:01 0 0.07 0.00 0.11 0.01 0.02 99.78 02:20:01 1 0.47 0.00 0.04 0.00 0.01 99.48 02:30:01 all 0.33 0.00 0.18 0.03 0.02 99.44 02:30:01 0 0.28 0.00 0.18 0.01 0.02 99.52 02:30:01 1 0.37 0.00 0.18 0.06 0.02 99.37 02:40:14 all 0.26 0.00 0.11 0.01 0.02 99.60 02:40:14 0 0.41 0.00 0.06 0.00 0.01 99.51 02:40:14 1 0.11 0.00 0.16 0.02 0.02 99.69 02:50:01 all 0.30 0.00 0.08 0.01 0.01 99.59 02:50:01 0 0.26 0.00 0.08 0.00 0.01 99.65 02:50:01 1 0.35 0.00 0.08 0.02 0.01 99.54 03:00:01 all 12.31 0.00 2.01 0.59 0.06 85.02 03:00:01 0 17.37 0.00 2.24 0.87 0.06 79.47 03:00:01 1 7.25 0.00 1.78 0.31 0.06 90.60 03:10:14 all 0.61 0.00 0.27 0.02 0.04 99.06 03:10:14 0 0.53 0.00 0.26 0.04 0.04 99.13 03:10:14 1 0.68 0.00 0.27 0.01 0.04 99.00 03:20:01 all 1.12 0.00 0.55 0.01 0.05 98.28 03:20:01 0 1.08 0.00 0.62 0.00 0.05 98.25 03:20:01 1 1.16 0.00 0.48 0.01 0.04 98.30 03:30:01 all 0.81 0.00 0.30 0.01 0.04 98.84 03:30:01 0 0.84 0.00 0.32 0.02 0.05 98.78 03:30:01 1 0.78 0.00 0.28 0.01 0.04 98.90 03:40:14 all 0.63 0.00 0.24 0.01 0.05 99.07 03:40:14 0 0.54 0.00 0.12 0.01 0.03 99.30 03:40:14 1 0.72 0.00 0.37 0.01 0.06 98.84 03:40:14 CPU %user %nice %system %iowait %steal %idle 03:50:01 all 3.16 0.00 0.45 0.06 0.05 96.28 03:50:01 0 3.22 0.00 0.45 0.06 0.05 96.22 03:50:01 1 3.10 0.00 0.45 0.06 0.05 96.33 Average: all 1.70 0.00 0.38 0.07 0.03 97.83 Average: 0 2.06 0.00 0.39 0.09 0.03 97.42 Average: 1 1.33 0.00 0.36 0.04 0.03 98.23