---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-15404 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 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 777 5254 4 2199 7164 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:56:04:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.224/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81731sec preferred_lft 81731sec inet6 fe80::f816:3eff:fe56:4b4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15404) 05/15/26 _x86_64_ (2 CPU) 04:38:48 LINUX RESTART (2 CPU) 04:40:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:28 1.33 0.03 1.30 0.00 1.24 15.65 0.12 05:00:18 1.98 0.26 1.69 0.03 31.55 77.12 665.44 05:10:28 1.38 0.00 1.35 0.02 1.04 16.17 1.13 05:20:28 1.34 0.00 1.34 0.00 0.01 15.87 0.00 05:30:18 14.41 0.00 1.63 12.78 0.15 19.47 111422.57 05:40:23 1.76 0.40 1.37 0.00 15.71 47.57 0.00 05:50:28 22.20 2.59 17.40 2.21 210.22 3115.21 752.59 Average: 6.34 0.47 3.74 2.12 37.34 476.30 15854.09 04:40:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:28 6301448 7551996 268460 3.30 30616 1425564 530680 5.78 444716 1187336 172 05:00:18 6253392 7530652 289320 3.56 31012 1451520 725128 7.90 459224 1204916 260 05:10:28 6260980 7539100 280888 3.45 31212 1452160 530752 5.78 454000 1205452 132 05:20:28 6260756 7539380 280628 3.45 31384 1452488 530752 5.78 454136 1205952 136 05:30:18 6272972 7552280 267556 3.29 31544 1452988 530952 5.78 454588 1206456 136 05:40:23 6239332 7533804 285856 3.51 31848 1467680 548288 5.97 479260 1219944 296 05:50:28 5258908 7385712 385680 4.74 84980 2205744 659340 7.18 623444 1967104 148 Average: 6121113 7518989 294055 3.62 38942 1558306 579413 6.31 481338 1313880 183 04:40:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:28 ens3 1.69 0.07 0.21 0.03 0.00 0.00 0.00 0.00 05:00:18 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:00:18 ens3 0.90 0.31 3.31 0.11 0.00 0.00 0.00 0.00 05:10:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:28 ens3 1.03 0.04 9.83 0.02 0.00 0.00 0.00 0.00 05:20:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:28 ens3 0.74 0.06 1.12 0.03 0.00 0.00 0.00 0.00 05:30:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:18 ens3 0.37 0.22 0.09 0.54 0.00 0.00 0.00 0.00 05:40:23 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 05:40:23 ens3 9.55 5.22 19.87 2.70 0.00 0.00 0.00 0.00 05:50:28 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 05:50:28 ens3 102.73 72.85 290.26 15.43 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 16.86 11.35 46.79 2.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15404) 05/15/26 _x86_64_ (2 CPU) 04:38:48 LINUX RESTART (2 CPU) 04:40:28 CPU %user %nice %system %iowait %steal %idle 04:50:28 all 0.25 0.00 0.08 0.02 0.04 99.62 04:50:28 0 0.23 0.00 0.08 0.01 0.03 99.66 04:50:28 1 0.27 0.00 0.09 0.03 0.04 99.58 05:00:18 all 0.41 0.00 0.19 0.11 0.04 99.25 05:00:18 0 0.53 0.00 0.21 0.02 0.04 99.19 05:00:18 1 0.29 0.00 0.17 0.19 0.04 99.31 05:10:28 all 0.27 0.00 0.07 0.28 0.04 99.34 05:10:28 0 0.30 0.00 0.06 0.55 0.03 99.06 05:10:28 1 0.24 0.00 0.08 0.01 0.04 99.62 05:20:28 all 0.27 0.00 0.08 0.02 0.03 99.60 05:20:28 0 0.48 0.00 0.06 0.03 0.03 99.41 05:20:28 1 0.06 0.00 0.10 0.02 0.04 99.79 05:30:18 all 0.29 0.00 0.16 0.48 0.03 99.03 05:30:18 0 0.33 0.00 0.16 0.26 0.03 99.22 05:30:18 1 0.26 0.00 0.17 0.71 0.04 98.83 05:40:23 all 0.48 0.00 0.09 0.02 0.04 99.37 05:40:23 0 0.44 0.00 0.09 0.01 0.03 99.42 05:40:23 1 0.52 0.00 0.09 0.02 0.04 99.33 05:50:28 all 13.40 0.00 1.93 0.55 0.06 84.05 05:50:28 0 12.01 0.00 1.77 0.23 0.06 85.94 05:50:28 1 14.80 0.00 2.10 0.88 0.07 82.16 Average: all 2.21 0.00 0.37 0.21 0.04 97.16 Average: 0 2.06 0.00 0.35 0.16 0.04 97.40 Average: 1 2.36 0.00 0.40 0.26 0.04 96.93