---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-15430 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 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 757 5138 4 2343 7184 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:a6:db:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.236/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 15320sec preferred_lft 15320sec inet6 fe80::f816:3eff:fea6:db00/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15430) 05/16/26 _x86_64_ (2 CPU) 00:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:02 1.69 0.01 1.66 0.01 0.81 19.83 0.20 00:20:00 1.90 0.11 1.75 0.04 3.06 24.35 536.86 00:30:00 1.74 0.00 1.71 0.02 0.00 19.49 0.43 00:40:01 22.82 3.01 17.62 2.19 226.18 3142.74 494.43 00:50:20 1.63 0.00 1.61 0.02 0.00 23.64 0.99 01:00:00 1.75 0.00 1.71 0.04 0.00 24.29 1.50 01:10:01 1.68 0.00 1.66 0.02 0.00 134.50 389.91 01:20:10 1.64 0.00 1.63 0.02 0.00 35.29 0.67 01:30:00 1.73 0.00 1.70 0.03 0.00 25.50 0.39 Average: 4.07 0.35 3.45 0.27 25.58 383.60 158.37 00:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:02 6120268 7507720 301548 3.71 52104 1531448 549664 5.99 475508 1301488 240 00:20:00 6155464 7510028 299012 3.68 52276 1498320 602772 6.57 479560 1268248 124 00:30:00 6158528 7513676 295416 3.63 52452 1498708 547728 5.97 474468 1268752 124 00:40:01 5120568 7314272 446912 5.50 101896 2247016 663116 7.22 621632 2021380 296 00:50:20 5155512 7351496 409744 5.04 102012 2249192 655712 7.14 606156 2023552 156 01:00:00 5152972 7350684 410480 5.05 102128 2250808 675448 7.36 626552 2025152 164 01:10:01 5103060 7337144 423804 5.21 102280 2286972 742456 8.09 634236 2061468 1492 01:20:10 5102064 7340712 420332 5.17 102388 2291368 665916 7.25 616348 2065972 396 01:30:00 5064736 7305316 455748 5.60 102484 2293172 703188 7.66 652944 2067748 124 Average: 5459241 7392339 384777 4.73 85558 2016334 645111 7.03 576378 1789307 346 00:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:02 ens3 0.19 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:20:00 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:00 ens3 0.21 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:00 ens3 0.49 0.14 0.18 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 65.03 46.89 330.62 13.17 0.00 0.00 0.00 0.00 00:50:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:20 ens3 21.30 17.32 216.99 1.55 0.00 0.00 0.00 0.00 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 6.50 5.94 34.40 0.74 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 15.55 14.23 156.92 1.57 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 15.41 14.74 139.66 1.64 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 12.67 12.30 142.30 1.10 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 15.33 12.46 114.15 2.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15430) 05/16/26 _x86_64_ (2 CPU) 00:00:00 CPU %user %nice %system %iowait %steal %idle 00:10:02 all 0.25 0.00 0.11 0.01 0.03 99.60 00:10:02 0 0.21 0.00 0.12 0.01 0.03 99.62 00:10:02 1 0.29 0.00 0.10 0.01 0.03 99.58 00:20:00 all 0.68 0.00 0.25 0.08 0.04 98.96 00:20:00 0 0.40 0.00 0.25 0.16 0.04 99.14 00:20:00 1 0.95 0.00 0.24 0.01 0.03 98.77 00:30:00 all 0.26 0.00 0.18 0.01 0.03 99.53 00:30:00 0 0.18 0.00 0.19 0.01 0.04 99.59 00:30:00 1 0.34 0.00 0.17 0.01 0.03 99.47 00:40:01 all 10.77 0.00 1.68 0.50 0.05 87.00 00:40:01 0 10.88 0.00 1.75 0.60 0.05 86.72 00:40:01 1 10.67 0.00 1.62 0.39 0.05 87.27 00:50:20 all 0.94 0.00 0.25 0.03 0.06 98.72 00:50:20 0 1.07 0.00 0.29 0.05 0.07 98.53 00:50:20 1 0.81 0.00 0.22 0.01 0.06 98.90 01:00:00 all 5.86 0.00 0.57 0.01 0.06 93.50 01:00:00 0 6.51 0.00 0.63 0.01 0.07 92.79 01:00:00 1 5.21 0.00 0.51 0.01 0.06 94.21 01:10:01 all 6.26 0.00 0.52 0.01 0.07 93.13 01:10:01 0 6.79 0.00 0.50 0.02 0.06 92.63 01:10:01 1 5.73 0.00 0.54 0.01 0.08 93.64 01:20:10 all 1.55 0.00 0.30 0.03 0.07 98.05 01:20:10 0 2.14 0.00 0.35 0.04 0.07 97.40 01:20:10 1 0.96 0.00 0.26 0.01 0.07 98.71 01:30:00 all 0.83 0.00 0.33 0.02 0.06 98.76 01:30:00 0 0.68 0.00 0.29 0.02 0.05 98.96 01:30:00 1 0.98 0.00 0.37 0.01 0.06 98.57 Average: all 3.03 0.00 0.47 0.08 0.05 96.37 Average: 0 3.19 0.00 0.48 0.10 0.05 96.17 Average: 1 2.87 0.00 0.45 0.05 0.05 96.58