---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37233 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: 5600.00 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 749 5120 4 2365 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:b0:b8:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.95/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79236sec preferred_lft 79236sec inet6 fe80::f816:3eff:feb0:b8ae/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-37233) 07/20/26 _x86_64_ (2 CPU) 00:00:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:22 1.95 0.27 1.65 0.03 31.79 78.15 436.57 00:20:15 14.25 0.12 1.39 12.74 4.74 18.52 110731.33 00:30:22 1.40 0.00 1.39 0.01 0.00 17.28 430.50 00:40:05 24.15 2.95 18.83 2.37 232.73 3581.09 1099.43 00:50:22 1.41 0.00 1.39 0.02 0.00 27.56 1.08 01:00:15 1.45 0.00 1.41 0.04 0.00 23.71 1.50 01:10:22 1.39 0.00 1.37 0.02 0.00 130.62 399.01 01:20:22 1.31 0.00 1.30 0.01 0.00 33.77 0.49 01:30:22 1.72 0.00 1.69 0.03 0.00 26.96 0.65 Average: 5.36 0.36 3.32 1.67 29.16 426.22 12412.40 00:00:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:22 6235744 7510644 309044 3.80 31224 1449176 734780 8.00 465956 1202348 128 00:20:15 6239464 7515376 304048 3.74 31556 1449760 533824 5.81 460904 1202708 176 00:30:22 6250852 7527396 291968 3.59 31724 1450216 533952 5.82 461092 1203204 128 00:40:05 5189160 7406912 358856 4.41 87340 2289940 636840 6.94 590348 2052984 888 00:50:22 5144612 7364588 401240 4.93 87488 2292072 647900 7.06 592512 2055264 148 01:00:15 5143504 7365448 400332 4.92 87652 2293880 666824 7.26 611452 2057236 320 01:10:22 5104784 7361824 403852 4.97 87832 2328684 651740 7.10 596468 2092220 196 01:20:22 5086820 7349548 416012 5.12 87960 2334176 657296 7.16 601384 2097832 256 01:30:22 5076228 7341188 424360 5.22 88120 2336224 689584 7.51 633852 2099912 168 Average: 5496796 7415880 367746 4.52 68988 2024903 639193 6.96 557108 1784856 268 00:00:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:22 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 00:10:22 ens3 0.47 0.23 3.23 0.05 0.00 0.00 0.00 0.00 00:20:15 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:15 ens3 0.23 0.10 0.03 0.42 0.00 0.00 0.00 0.00 00:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:22 ens3 0.37 0.09 0.14 0.06 0.00 0.00 0.00 0.00 00:40:05 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:05 ens3 64.88 46.01 334.79 11.54 0.00 0.00 0.00 0.00 00:50:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:22 ens3 21.90 18.76 217.74 1.79 0.00 0.00 0.00 0.00 01:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:15 ens3 8.82 8.19 62.05 0.90 0.00 0.00 0.00 0.00 01:10:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:22 ens3 13.79 12.67 154.84 1.22 0.00 0.00 0.00 0.00 01:20:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:22 ens3 17.25 16.28 142.03 1.94 0.00 0.00 0.00 0.00 01:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:22 ens3 13.66 13.40 140.13 1.18 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 15.58 12.78 116.97 2.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37233) 07/20/26 _x86_64_ (2 CPU) 00:00:22 CPU %user %nice %system %iowait %steal %idle 00:10:22 all 0.35 0.00 0.13 0.02 0.04 99.46 00:10:22 0 0.24 0.00 0.11 0.02 0.04 99.59 00:10:22 1 0.46 0.00 0.15 0.03 0.04 99.33 00:20:15 all 0.48 0.00 0.21 0.03 0.04 99.25 00:20:15 0 0.55 0.00 0.19 0.02 0.03 99.21 00:20:15 1 0.40 0.00 0.22 0.05 0.04 99.29 00:30:22 all 0.26 0.00 0.14 0.01 0.03 99.55 00:30:22 0 0.46 0.00 0.12 0.02 0.02 99.38 00:30:22 1 0.06 0.00 0.16 0.00 0.05 99.73 00:40:05 all 12.14 0.00 1.76 0.51 0.05 85.53 00:40:05 0 9.22 0.00 1.46 0.53 0.05 88.74 00:40:05 1 15.06 0.00 2.05 0.50 0.06 82.32 00:50:22 all 0.99 0.00 0.25 0.01 0.08 98.68 00:50:22 0 1.30 0.00 0.32 0.00 0.10 98.27 00:50:22 1 0.68 0.00 0.17 0.01 0.05 99.08 01:00:15 all 3.02 0.00 0.41 0.01 0.08 96.48 01:00:15 0 2.63 0.00 0.32 0.01 0.06 96.97 01:00:15 1 3.42 0.00 0.50 0.01 0.10 95.98 01:10:22 all 4.50 0.00 0.44 0.01 0.08 94.97 01:10:22 0 2.01 0.00 0.25 0.01 0.08 97.65 01:10:22 1 7.05 0.00 0.63 0.01 0.09 92.22 01:20:22 all 1.94 0.00 0.32 0.01 0.08 97.65 01:20:22 0 1.61 0.00 0.28 0.02 0.09 98.01 01:20:22 1 2.26 0.00 0.36 0.00 0.07 97.30 01:30:22 all 0.91 0.00 0.31 0.01 0.08 98.69 01:30:22 0 1.08 0.00 0.32 0.02 0.09 98.50 01:30:22 1 0.74 0.00 0.30 0.00 0.08 98.89 Average: all 2.69 0.00 0.44 0.07 0.06 96.74 Average: 0 2.09 0.00 0.37 0.07 0.06 97.40 Average: 1 3.29 0.00 0.50 0.07 0.06 96.08