---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-66174 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 749 5224 4 2265 7192 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:c1:51:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.46/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 51688sec preferred_lft 51688sec inet6 fe80::f816:3eff:fec1:51ed/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-66174) 04/04/26 _x86_64_ (2 CPU) 00:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.70 0.02 1.67 0.02 0.82 20.18 0.22 00:20:09 1.70 0.11 1.57 0.02 3.01 22.84 158.30 00:30:09 1.67 0.00 1.66 0.01 0.00 18.89 0.40 00:40:09 22.73 3.01 17.49 2.23 226.29 3099.25 512.39 Average: 6.95 0.78 5.60 0.57 57.54 790.30 168.34 00:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6112180 7510556 298208 3.67 54368 1539912 596796 6.50 472356 1308748 396 00:20:09 6154640 7515004 293664 3.61 54544 1501664 594488 6.48 471192 1270332 324 00:30:09 6164812 7525636 283052 3.48 54680 1501988 594564 6.48 471200 1270792 232 00:40:09 5214224 7401764 359472 4.42 103712 2239156 695704 7.58 606008 2011860 872 Average: 5911464 7488240 308599 3.79 66826 1695680 620388 6.76 505189 1465433 456 00:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.24 0.05 0.08 0.03 0.00 0.00 0.00 0.00 00:20:09 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:09 ens3 0.21 0.07 0.07 0.03 0.00 0.00 0.00 0.00 00:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:09 ens3 0.50 0.13 0.17 0.09 0.00 0.00 0.00 0.00 00:40:09 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:09 ens3 57.55 39.59 298.60 11.46 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 14.62 9.96 74.73 2.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-66174) 04/04/26 _x86_64_ (2 CPU) 00:00:09 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.21 0.00 0.10 0.01 0.03 99.65 00:10:01 0 0.34 0.00 0.08 0.01 0.03 99.54 00:10:01 1 0.07 0.00 0.12 0.01 0.04 99.76 00:20:09 all 0.62 0.00 0.20 0.01 0.04 99.13 00:20:09 0 0.75 0.00 0.19 0.00 0.02 99.03 00:20:09 1 0.49 0.00 0.21 0.03 0.05 99.22 00:30:09 all 0.23 0.00 0.16 0.01 0.04 99.56 00:30:09 0 0.22 0.00 0.16 0.01 0.04 99.58 00:30:09 1 0.25 0.00 0.16 0.01 0.04 99.54 00:40:09 all 11.48 0.00 1.74 0.51 0.06 86.20 00:40:09 0 11.81 0.00 1.80 0.31 0.06 86.02 00:40:09 1 11.15 0.00 1.69 0.71 0.06 86.39 Average: all 3.14 0.00 0.55 0.14 0.04 96.14 Average: 0 3.28 0.00 0.56 0.08 0.04 96.04 Average: 1 2.99 0.00 0.54 0.19 0.05 96.23