---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-771 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 7.8G 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 730 5406 4 2090 7211 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:91:11:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.51/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84801sec preferred_lft 84801sec inet6 fe80::f816:3eff:fe91:1149/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-771) 03/17/26 _x86_64_ (2 CPU) 13:15:05 LINUX RESTART (2 CPU) 13:20:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:00 1.38 0.03 1.34 0.01 1.26 16.66 443.42 13:40:02 15.60 2.10 12.13 1.38 157.99 2167.97 250.94 Average: 8.56 1.07 6.79 0.70 80.42 1103.17 346.21 13:20:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:00 6286044 7532464 288192 3.54 30608 1421444 528224 5.75 454956 1183252 124 13:40:02 5555188 7395040 390092 4.80 70036 1945168 642428 7.00 600512 1718408 156 Average: 5920616 7463752 339142 4.17 50322 1683306 585326 6.38 527734 1450830 140 13:20:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 13:30:00 ens3 0.59 0.08 0.12 0.06 0.00 0.00 0.00 0.00 13:40:02 lo 1.23 1.23 0.07 0.07 0.00 0.00 0.00 0.00 13:40:02 ens3 35.66 23.16 260.03 6.69 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 18.30 11.74 131.39 3.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-771) 03/17/26 _x86_64_ (2 CPU) 13:15:05 LINUX RESTART (2 CPU) 13:20:10 CPU %user %nice %system %iowait %steal %idle 13:30:00 all 0.30 0.00 0.16 0.05 0.04 99.45 13:30:00 0 0.48 0.00 0.15 0.04 0.03 99.31 13:30:00 1 0.13 0.00 0.18 0.07 0.04 99.58 13:40:02 all 6.88 0.00 1.02 1.64 0.05 90.39 13:40:02 0 9.60 0.00 1.25 2.59 0.05 86.51 13:40:02 1 4.16 0.00 0.80 0.70 0.06 94.28 Average: all 3.62 0.00 0.60 0.86 0.05 94.88 Average: 0 5.08 0.00 0.71 1.32 0.04 92.85 Average: 1 2.16 0.00 0.49 0.39 0.05 96.91