---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38286 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 769 5278 4 2184 7172 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:fb:e1:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.120/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84930sec preferred_lft 84930sec inet6 fe80::f816:3eff:fefb:e173/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-38286) 07/24/26 _x86_64_ (2 CPU) 05:16:06 LINUX RESTART (2 CPU) 05:20:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:13 2.01 0.03 1.71 0.27 1.24 56.84 3.85 05:40:01 4.97 0.06 3.74 1.16 5.66 125.17 732.15 Average: 3.48 0.04 2.72 0.71 3.43 90.69 364.58 05:20:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:13 5511144 7438768 341092 4.19 72268 2026472 580844 6.33 532720 1810980 168 05:40:01 5463172 7396828 382764 4.71 74888 2029812 618024 6.73 573352 1815428 13756 Average: 5487158 7417798 361928 4.45 73578 2028142 599434 6.53 553036 1813204 6962 05:20:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:13 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 05:30:13 ens3 4.47 1.56 0.84 0.18 0.00 0.00 0.00 0.00 05:40:01 lo 1.40 1.40 0.09 0.09 0.00 0.00 0.00 0.00 05:40:01 ens3 6.47 4.10 3.16 2.76 0.00 0.00 0.00 0.00 Average: lo 1.35 1.35 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 5.46 2.82 1.99 1.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-38286) 07/24/26 _x86_64_ (2 CPU) 05:16:06 LINUX RESTART (2 CPU) 05:20:14 CPU %user %nice %system %iowait %steal %idle 05:30:13 all 0.42 0.00 0.45 0.29 0.03 98.81 05:30:13 0 0.53 0.00 0.43 0.36 0.03 98.65 05:30:13 1 0.30 0.00 0.48 0.21 0.04 98.98 05:40:01 all 3.84 0.00 0.68 0.46 0.04 94.98 05:40:01 0 6.53 0.00 0.78 0.28 0.03 92.37 05:40:01 1 1.15 0.00 0.58 0.63 0.04 97.60 Average: all 2.11 0.00 0.57 0.37 0.03 96.91 Average: 0 3.51 0.00 0.61 0.32 0.03 95.54 Average: 1 0.72 0.00 0.53 0.42 0.04 98.29