---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29026 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 738 5225 4 2269 7202 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:4a:42:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.232/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84800sec preferred_lft 84800sec inet6 fe80::f816:3eff:fe4a:42db/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-29026) 06/21/26 _x86_64_ (2 CPU) 00:16:58 LINUX RESTART (2 CPU) 00:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:30:39 2.03 0.26 1.75 0.02 30.31 74.16 410.34 00:40:46 23.28 2.99 18.04 2.25 225.86 3415.28 529.58 Average: 12.40 1.59 9.70 1.11 125.72 1704.26 468.51 00:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:30:39 6248016 7525952 294252 3.62 30828 1452340 726500 7.91 457372 1204684 128 00:40:46 5211988 7412456 354924 4.36 86028 2274528 648812 7.07 596360 2036200 196 Average: 5730002 7469204 324588 3.99 58428 1863434 687656 7.49 526866 1620442 162 00:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:30:39 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 00:30:39 ens3 1.26 0.30 3.10 0.09 0.00 0.00 0.00 0.00 00:40:46 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:46 ens3 100.16 75.76 319.43 24.48 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 49.51 37.12 157.44 11.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29026) 06/21/26 _x86_64_ (2 CPU) 00:16:58 LINUX RESTART (2 CPU) 00:20:01 CPU %user %nice %system %iowait %steal %idle 00:30:39 all 0.41 0.00 0.20 0.02 0.04 99.33 00:30:39 0 0.32 0.00 0.23 0.02 0.04 99.39 00:30:39 1 0.51 0.00 0.17 0.03 0.03 99.26 00:40:46 all 14.17 0.00 1.82 0.59 0.06 83.36 00:40:46 0 13.45 0.00 1.52 0.63 0.06 84.34 00:40:46 1 14.89 0.00 2.11 0.55 0.06 82.39 Average: all 7.12 0.00 0.99 0.30 0.05 91.54 Average: 0 6.72 0.00 0.86 0.32 0.05 92.05 Average: 1 7.52 0.00 1.12 0.28 0.05 91.03