---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22453 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 773 5125 4 2343 7168 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:bd:f3:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 50279sec preferred_lft 50279sec inet6 fe80::f816:3eff:febd:f38d/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-22453) 06/03/26 _x86_64_ (2 CPU) 00:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:02 1.94 0.02 1.91 0.02 0.82 22.91 217.82 00:20:01 1.82 0.11 1.67 0.04 3.06 23.99 538.24 00:30:09 1.72 0.00 1.71 0.01 0.00 19.10 0.34 00:40:10 21.82 2.97 16.78 2.07 223.89 2766.61 442.75 00:50:01 3.69 0.01 3.47 0.21 1.10 666.92 47.72 Average: 6.21 0.62 5.11 0.47 45.97 700.56 249.31 00:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:02 6105204 7501316 307156 3.78 54716 1537544 542696 5.91 474624 1309692 392 00:20:01 6142800 7500540 307912 3.79 54880 1498968 540416 5.89 473364 1271052 296 00:30:09 6131468 7489724 318684 3.92 55028 1499332 540428 5.89 473428 1271564 212 00:40:10 5129664 7397748 359232 4.42 105072 2315184 566640 6.17 560396 2092596 178376 00:50:01 5066812 7337788 419200 5.15 105484 2317696 646792 7.04 606100 2095392 720 Average: 5715190 7445423 342437 4.21 75036 1833745 567394 6.18 517582 1608059 35999 00:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:02 ens3 0.22 0.08 0.08 0.04 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 0.16 0.05 0.04 0.02 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 0.47 0.13 0.16 0.09 0.00 0.00 0.00 0.00 00:40:10 lo 1.26 1.26 0.08 0.08 0.00 0.00 0.00 0.00 00:40:10 ens3 40.85 29.22 310.22 9.04 0.00 0.00 0.00 0.00 00:50:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 33.37 23.95 30.50 5.33 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 14.96 10.64 68.39 2.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22453) 06/03/26 _x86_64_ (2 CPU) 00:00:06 CPU %user %nice %system %iowait %steal %idle 00:10:02 all 0.23 0.00 0.11 0.01 0.03 99.61 00:10:02 0 0.07 0.00 0.14 0.02 0.04 99.73 00:10:02 1 0.40 0.00 0.08 0.01 0.03 99.49 00:20:01 all 0.62 0.00 0.21 0.02 0.03 99.12 00:20:01 0 0.61 0.00 0.15 0.01 0.02 99.20 00:20:01 1 0.63 0.00 0.26 0.03 0.05 99.04 00:30:09 all 0.27 0.00 0.15 0.01 0.03 99.54 00:30:09 0 0.47 0.00 0.12 0.01 0.02 99.38 00:30:09 1 0.07 0.00 0.17 0.00 0.05 99.71 00:40:10 all 10.48 0.00 1.48 1.53 0.05 86.46 00:40:10 0 7.16 0.00 1.22 1.26 0.05 90.31 00:40:10 1 13.79 0.00 1.74 1.80 0.06 82.61 00:50:01 all 1.65 0.00 0.34 0.05 0.06 97.90 00:50:01 0 1.07 0.00 0.31 0.06 0.04 98.51 00:50:01 1 2.23 0.00 0.38 0.04 0.07 97.29 Average: all 2.65 0.00 0.46 0.32 0.04 96.52 Average: 0 1.88 0.00 0.39 0.27 0.03 97.42 Average: 1 3.43 0.00 0.53 0.38 0.05 95.62