---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-5728 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 763 5130 4 2346 7178 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:0c:7b:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 9626sec preferred_lft 9626sec inet6 fe80::f816:3eff:fe0c:7bcb/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-5728) 04/22/26 _x86_64_ (2 CPU) 00:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:07 1.79 0.01 1.76 0.02 0.81 21.20 216.44 00:20:07 2.00 0.11 1.86 0.03 3.05 25.57 1152.22 00:30:07 20.64 2.97 15.80 1.87 222.63 2493.08 700.75 Average: 8.14 1.03 6.48 0.64 75.50 846.62 689.80 00:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:07 6113848 7511748 297140 3.65 54036 1539968 542484 5.91 477068 1308284 392 00:20:07 6121836 7481980 326784 4.02 54184 1502020 595516 6.49 480872 1270268 216 00:30:07 5228744 7410768 350904 4.31 102652 2235232 598256 6.52 588868 2007300 161008 Average: 5821476 7468165 324943 4.00 70291 1759073 578752 6.30 515603 1528617 53872 00:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:07 ens3 0.25 0.08 0.08 0.04 0.00 0.00 0.00 0.00 00:20:07 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:07 ens3 0.21 0.07 0.06 0.02 0.00 0.00 0.00 0.00 00:30:07 lo 1.26 1.26 0.10 0.10 0.00 0.00 0.00 0.00 00:30:07 ens3 39.70 27.86 294.27 8.63 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 13.39 9.34 98.13 2.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5728) 04/22/26 _x86_64_ (2 CPU) 00:00:07 CPU %user %nice %system %iowait %steal %idle 00:10:07 all 0.25 0.00 0.10 0.01 0.03 99.60 00:10:07 0 0.15 0.00 0.11 0.02 0.04 99.69 00:10:07 1 0.36 0.00 0.10 0.01 0.03 99.50 00:20:07 all 0.68 0.00 0.22 0.02 0.03 99.05 00:20:07 0 0.59 0.00 0.23 0.02 0.05 99.11 00:20:07 1 0.76 0.00 0.20 0.03 0.02 98.99 00:30:07 all 9.45 0.00 1.53 0.79 0.04 88.20 00:30:07 0 9.52 0.00 1.55 0.76 0.04 88.14 00:30:07 1 9.38 0.00 1.50 0.81 0.05 88.26 Average: all 3.46 0.00 0.62 0.27 0.04 95.62 Average: 0 3.42 0.00 0.63 0.26 0.04 95.64 Average: 1 3.50 0.00 0.60 0.28 0.03 95.59