---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6237 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 775 5210 4 2244 7166 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:72:ce:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.247/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84337sec preferred_lft 84337sec inet6 fe80::f816:3eff:fe72:ce25/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6237) 03/20/26 _x86_64_ (2 CPU) 04:32:34 LINUX RESTART (2 CPU) 04:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:18 1.40 0.02 1.37 0.01 0.84 58.31 0.87 05:00:01 2.11 0.32 1.75 0.03 40.18 116.83 0.62 Average: 1.74 0.17 1.55 0.02 19.94 86.72 0.75 04:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:18 5286720 7376044 395968 4.87 84056 2170132 710056 7.73 615728 1939208 636 05:00:01 5213576 7342892 428276 5.27 84344 2209616 891928 9.71 633088 1967916 880 Average: 5250148 7359468 412122 5.07 84200 2189874 800992 8.72 624408 1953562 758 04:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:18 ens3 36.90 35.06 10.24 2.89 0.00 0.00 0.00 0.00 05:00:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:00:01 ens3 46.15 45.93 14.09 3.76 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 41.39 40.34 12.11 3.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6237) 03/20/26 _x86_64_ (2 CPU) 04:32:34 LINUX RESTART (2 CPU) 04:40:01 CPU %user %nice %system %iowait %steal %idle 04:50:18 all 4.00 0.00 0.63 0.01 0.07 95.29 04:50:18 0 4.39 0.00 0.49 0.01 0.07 95.05 04:50:18 1 3.61 0.00 0.76 0.01 0.08 95.53 05:00:01 all 5.32 0.00 0.83 0.02 0.07 93.76 05:00:01 0 5.55 0.00 0.79 0.02 0.07 93.57 05:00:01 1 5.09 0.00 0.86 0.02 0.08 93.95 Average: all 4.64 0.00 0.72 0.02 0.07 94.55 Average: 0 4.95 0.00 0.64 0.02 0.07 94.33 Average: 1 4.33 0.00 0.81 0.02 0.08 94.77