---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3185 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 8.0G 30G 22% / 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 806 5137 4 2286 7135 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:9d:6d:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84168sec preferred_lft 84168sec inet6 fe80::f816:3eff:fe9d:6d57/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-3185) 04/16/26 _x86_64_ (2 CPU) 02:57:16 LINUX RESTART (2 CPU) 03:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:10:05 12.08 1.29 9.44 1.35 111.98 1544.30 535.82 03:20:01 1.41 0.01 1.39 0.01 0.07 129.46 0.43 03:30:05 1.50 0.00 1.48 0.02 0.00 53.11 0.89 Average: 5.00 0.43 4.11 0.46 37.38 575.80 179.18 03:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:05 5289300 7388116 384076 4.72 83988 2179636 707340 7.70 603928 1949244 2596 03:20:01 5252280 7383480 388200 4.77 84136 2211652 709644 7.73 607164 1981404 728 03:30:05 5232764 7374536 397000 4.88 84256 2221920 666276 7.26 604812 1991832 308 Average: 5258115 7382044 389759 4.79 84127 2204403 694420 7.56 605301 1974160 1211 03:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:05 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 03:10:05 ens3 75.67 57.04 56.34 12.56 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 55.60 55.12 24.97 5.58 0.00 0.00 0.00 0.00 03:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:05 ens3 25.93 24.26 12.01 2.90 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 52.34 45.40 31.09 7.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-3185) 04/16/26 _x86_64_ (2 CPU) 02:57:16 LINUX RESTART (2 CPU) 03:00:05 CPU %user %nice %system %iowait %steal %idle 03:10:05 all 9.26 0.00 1.19 0.35 0.06 89.14 03:10:05 0 10.24 0.00 1.23 0.41 0.06 88.05 03:10:05 1 8.28 0.00 1.14 0.29 0.07 90.22 03:20:01 all 6.74 0.00 0.84 0.01 0.08 92.33 03:20:01 0 8.26 0.00 1.11 0.01 0.08 90.54 03:20:01 1 5.23 0.00 0.57 0.01 0.08 94.11 03:30:05 all 4.89 0.00 0.48 2.13 0.08 92.42 03:30:05 0 5.87 0.00 0.54 1.90 0.08 91.62 03:30:05 1 3.91 0.00 0.43 2.37 0.08 93.22 Average: all 6.96 0.00 0.84 0.84 0.07 91.29 Average: 0 8.12 0.00 0.96 0.78 0.08 90.07 Average: 1 5.81 0.00 0.71 0.90 0.07 92.51