---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2444 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 780 5188 4 2270 7161 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:e5:98:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.27/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 51339sec preferred_lft 51339sec inet6 fe80::f816:3eff:fee5:9835/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-2444) 04/14/26 _x86_64_ (2 CPU) 00:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:06 1.90 0.02 1.86 0.02 0.81 22.68 0.43 00:20:06 1.86 0.11 1.72 0.03 3.05 24.64 528.08 00:30:06 1.77 0.00 1.75 0.02 0.00 19.41 0.85 00:40:06 23.67 3.01 18.43 2.23 226.45 3119.95 559.46 Average: 7.30 0.78 5.94 0.58 57.58 796.69 272.21 00:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:06 6108768 7511984 297072 3.65 54576 1544524 549796 5.99 481796 1313172 376 00:20:06 6124456 7489308 319616 3.93 54736 1505924 547184 5.96 480524 1274516 336 00:30:06 6124752 7490068 318856 3.92 54864 1506256 547184 5.96 480556 1274976 228 00:40:06 5196444 7392020 369400 4.54 103908 2246948 648684 7.07 612448 2019572 2560 Average: 5888605 7470845 326236 4.01 67021 1700913 573212 6.24 513831 1470559 875 00:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:06 ens3 0.23 0.07 0.07 0.03 0.00 0.00 0.00 0.00 00:20:06 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:06 ens3 0.13 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:06 ens3 0.51 0.12 0.18 0.10 0.00 0.00 0.00 0.00 00:40:06 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:06 ens3 63.53 45.46 300.01 12.05 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 16.10 11.42 75.07 3.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-2444) 04/14/26 _x86_64_ (2 CPU) 00:00:06 CPU %user %nice %system %iowait %steal %idle 00:10:06 all 0.24 0.00 0.10 0.01 0.02 99.62 00:10:06 0 0.33 0.00 0.10 0.00 0.02 99.55 00:10:06 1 0.14 0.00 0.11 0.01 0.03 99.70 00:20:06 all 0.62 0.00 0.21 0.01 0.02 99.13 00:20:06 0 0.78 0.00 0.19 0.01 0.02 99.01 00:20:06 1 0.47 0.00 0.24 0.01 0.03 99.26 00:30:06 all 0.24 0.00 0.16 0.01 0.02 99.58 00:30:06 0 0.17 0.00 0.17 0.00 0.02 99.64 00:30:06 1 0.31 0.00 0.14 0.01 0.02 99.51 00:40:06 all 12.40 0.00 1.77 0.46 0.06 85.31 00:40:06 0 11.76 0.00 1.67 0.32 0.05 86.20 00:40:06 1 13.05 0.00 1.86 0.60 0.06 84.43 Average: all 3.37 0.00 0.56 0.12 0.03 95.91 Average: 0 3.26 0.00 0.53 0.08 0.03 96.10 Average: 1 3.49 0.00 0.59 0.16 0.04 95.73