---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-1078 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: 5599.86 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 729 5358 4 2141 7212 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:1f:df:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84180sec preferred_lft 84180sec inet6 fe80::f816:3eff:fe1f:dff5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1078) 03/18/26 _x86_64_ (2 CPU) 07:59:27 LINUX RESTART (2 CPU) 08:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 20.27 1.74 16.33 2.21 133.51 2984.93 790.31 08:20:03 1.28 0.01 1.25 0.02 0.07 15.60 1.20 08:30:03 1.39 0.00 1.36 0.03 0.00 17.33 349.59 Average: 7.63 0.58 6.30 0.75 44.42 1003.64 379.75 08:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 5341176 7416108 356304 4.38 83172 2156508 631112 6.87 574964 1925548 276 08:20:03 5340712 7416164 356036 4.38 83336 2156864 631332 6.88 575168 1926068 188 08:30:03 5339608 7415576 356580 4.38 83496 2157220 631340 6.88 575504 1926584 208 Average: 5340499 7415949 356307 4.38 83335 2156864 631261 6.88 575212 1926067 224 08:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 1.27 1.27 0.10 0.10 0.00 0.00 0.00 0.00 08:10:01 ens3 45.83 32.26 229.70 7.18 0.00 0.00 0.00 0.00 08:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 08:20:03 ens3 1.69 0.40 0.42 0.24 0.00 0.00 0.00 0.00 08:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 08:30:03 ens3 1.19 0.31 0.35 0.20 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 16.21 10.97 76.65 2.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-1078) 03/18/26 _x86_64_ (2 CPU) 07:59:27 LINUX RESTART (2 CPU) 08:00:03 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 9.56 0.00 1.53 0.52 0.06 88.32 08:10:01 0 9.88 0.00 1.56 0.41 0.07 88.09 08:10:01 1 9.25 0.00 1.50 0.64 0.06 88.56 08:20:03 all 0.37 0.00 0.14 0.01 0.06 99.42 08:20:03 0 0.47 0.00 0.09 0.00 0.03 99.39 08:20:03 1 0.27 0.00 0.18 0.01 0.08 99.45 08:30:03 all 0.41 0.00 0.22 0.00 0.05 99.31 08:30:03 0 0.44 0.00 0.19 0.01 0.04 99.32 08:30:03 1 0.38 0.00 0.24 0.00 0.07 99.31 Average: all 3.44 0.00 0.63 0.18 0.06 95.70 Average: 0 3.59 0.00 0.61 0.14 0.05 95.61 Average: 1 3.29 0.00 0.64 0.22 0.07 95.78