---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-30347 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 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 758 5144 4 2332 7183 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:fe:29:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85036sec preferred_lft 85036sec inet6 fe80::f816:3eff:fefe:297f/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-30347) 06/25/26 _x86_64_ (2 CPU) 01:47:54 LINUX RESTART (2 CPU) 01:50:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 12.23 1.58 9.19 1.47 148.04 1434.11 387.53 02:10:05 4.82 0.09 3.59 1.14 6.14 350.16 1529.48 Average: 8.44 0.82 6.33 1.30 75.49 879.91 971.39 01:50:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 5190980 7398824 368368 4.53 86028 2282056 682476 7.43 601392 2044936 444 02:10:05 5301532 7383692 392984 4.83 88400 2162460 643892 7.01 627408 1926120 24992 Average: 5246256 7391258 380676 4.68 87214 2222258 663184 7.22 614400 1985528 12718 01:50:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.17 1.17 0.07 0.07 0.00 0.00 0.00 0.00 02:00:01 ens3 96.60 77.54 61.45 12.37 0.00 0.00 0.00 0.00 02:10:05 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 02:10:05 ens3 72.34 66.99 31.09 15.39 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 84.20 72.15 45.93 13.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30347) 06/25/26 _x86_64_ (2 CPU) 01:47:54 LINUX RESTART (2 CPU) 01:50:23 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 10.96 0.00 1.81 0.21 0.09 86.92 02:00:01 0 10.07 0.00 1.50 0.21 0.12 88.09 02:00:01 1 11.86 0.00 2.12 0.22 0.07 85.74 02:10:05 all 10.42 0.00 1.31 0.07 0.06 88.14 02:10:05 0 12.21 0.00 1.51 0.08 0.06 86.15 02:10:05 1 8.63 0.00 1.12 0.06 0.05 90.14 Average: all 10.69 0.00 1.56 0.14 0.07 87.54 Average: 0 11.16 0.00 1.51 0.14 0.09 87.10 Average: 1 10.21 0.00 1.61 0.14 0.06 87.99