---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-20896 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 781 5119 4 2341 7160 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:df:c6:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.102/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 26050sec preferred_lft 26050sec inet6 fe80::f816:3eff:fedf:c61f/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-20896) 05/29/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:06 1.71 0.01 1.68 0.01 0.81 20.43 0.22 00:20:01 1.83 0.11 1.69 0.04 3.08 23.11 129.84 00:30:01 1.71 0.00 1.69 0.02 0.00 19.32 0.45 00:40:08 27.10 3.13 21.69 2.28 227.57 3491.01 987.11 Average: 8.14 0.82 6.73 0.59 58.34 895.77 281.09 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:06 6132532 7513268 295692 3.64 49832 1527084 733288 7.99 481236 1294976 216 00:20:01 6147708 7499540 309288 3.80 50004 1497940 730776 7.96 480032 1265788 240 00:30:01 6152176 7504496 304300 3.74 50156 1498268 730776 7.96 480048 1266268 240 00:40:08 5124596 7390704 366428 4.51 101976 2316164 831780 9.06 608452 2090532 424 Average: 5889253 7477002 318927 3.92 62992 1709864 756655 8.24 512442 1479391 280 00:00:01 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 0.21 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.15 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.63 0.15 0.21 0.12 0.00 0.00 0.00 0.00 00:40:08 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:08 ens3 46.08 29.88 308.83 9.23 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 11.86 7.60 77.94 2.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-20896) 05/29/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:06 all 0.22 0.00 0.11 0.27 0.02 99.38 00:10:06 0 0.33 0.00 0.09 0.41 0.02 99.15 00:10:06 1 0.12 0.00 0.13 0.14 0.02 99.60 00:20:01 all 0.62 0.00 0.23 0.09 0.02 99.04 00:20:01 0 0.46 0.00 0.23 0.07 0.03 99.21 00:20:01 1 0.77 0.00 0.22 0.11 0.02 98.87 00:30:01 all 0.28 0.00 0.17 0.07 0.02 99.46 00:30:01 0 0.08 0.00 0.17 0.09 0.03 99.63 00:30:01 1 0.48 0.00 0.18 0.04 0.02 99.30 00:40:08 all 11.93 0.00 1.68 2.17 0.06 84.16 00:40:08 0 11.40 0.00 1.66 2.81 0.06 84.08 00:40:08 1 12.46 0.00 1.71 1.54 0.06 84.23 Average: all 3.28 0.00 0.55 0.66 0.03 95.48 Average: 0 3.09 0.00 0.54 0.85 0.03 95.49 Average: 1 3.48 0.00 0.56 0.46 0.03 95.47