---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-30980 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 786 5075 4 2373 7155 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:7c:3d:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.57/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84610sec preferred_lft 84610sec inet6 fe80::f816:3eff:fe7c:3d27/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30980) 06/27/26 _x86_64_ (2 CPU) 01:47:15 LINUX RESTART (2 CPU) 01:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:06 11.44 1.25 8.79 1.40 109.39 1330.00 532.28 02:10:00 1.94 0.26 1.64 0.04 31.35 160.23 0.94 Average: 6.74 0.76 5.25 0.73 70.78 751.21 269.38 01:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:06 5203924 7396208 371384 4.57 85892 2267092 686496 7.48 588668 2038040 480 02:10:00 5142276 7385980 380644 4.68 86232 2317700 881132 9.60 607916 2080232 144 Average: 5173100 7391094 376014 4.62 86062 2292396 783814 8.54 598292 2059136 312 01:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:06 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 02:00:06 ens3 92.23 73.25 58.72 13.73 0.00 0.00 0.00 0.00 02:10:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 63.12 61.88 28.82 6.02 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 77.82 67.63 43.92 9.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30980) 06/27/26 _x86_64_ (2 CPU) 01:47:15 LINUX RESTART (2 CPU) 01:50:00 CPU %user %nice %system %iowait %steal %idle 02:00:06 all 10.78 0.00 1.67 0.34 0.06 87.15 02:00:06 0 12.59 0.00 1.79 0.21 0.06 85.34 02:00:06 1 8.97 0.00 1.55 0.46 0.06 88.95 02:10:00 all 6.34 0.00 0.89 0.40 0.07 92.29 02:10:00 0 6.88 0.00 0.93 0.38 0.08 91.73 02:10:00 1 5.80 0.00 0.85 0.42 0.07 92.86 Average: all 8.59 0.00 1.29 0.37 0.07 89.69 Average: 0 9.77 0.00 1.37 0.29 0.07 88.50 Average: 1 7.41 0.00 1.20 0.44 0.07 90.88