---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64321 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 Indirect target selection: 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 Tsa: 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 8.2G 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 828 5085 4 2327 7113 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:f7:f3:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.185/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84161sec preferred_lft 84161sec inet6 fe80::f816:3eff:fef7:f3d0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64321) 10/12/26 _x86_64_ (2 CPU) 01:09:10 LINUX RESTART (2 CPU) 01:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:40 22.88 1.45 19.24 2.19 122.75 3214.03 2451.96 01:30:01 1.61 0.01 1.58 0.02 0.06 20.26 0.29 01:40:10 15.72 0.00 1.48 14.24 0.14 18.08 104169.82 Average: 13.83 0.51 7.72 5.60 43.03 1137.31 36117.43 01:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:40 5060924 7319280 440644 5.42 113192 2300536 772124 8.41 666848 2087900 188 01:30:01 5061376 7320224 439420 5.40 113356 2300868 772316 8.41 667124 2088392 248 01:40:10 5061136 7320524 439084 5.40 113500 2301260 772532 8.41 667196 2088904 188 Average: 5061145 7320009 439716 5.41 113349 2300888 772324 8.41 667056 2088399 208 01:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:40 lo 1.33 1.33 0.08 0.08 0.00 0.00 0.00 0.00 01:20:40 ens3 47.26 32.88 245.93 6.29 0.00 0.00 0.00 0.00 01:30:01 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 01:30:01 ens3 1.64 0.35 0.28 0.11 0.00 0.00 0.00 0.00 01:40:10 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:10 ens3 0.86 0.25 0.26 0.03 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 17.34 11.70 86.25 2.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64321) 10/12/26 _x86_64_ (2 CPU) 01:09:10 LINUX RESTART (2 CPU) 01:10:10 CPU %user %nice %system %iowait %steal %idle 01:20:40 all 9.67 0.00 1.70 0.46 0.01 88.17 01:20:40 0 9.14 0.00 1.67 0.50 0.01 88.69 01:20:40 1 10.19 0.00 1.72 0.42 0.01 87.65 01:30:01 all 0.40 0.00 0.23 0.01 0.01 99.35 01:30:01 0 0.37 0.00 0.21 0.01 0.01 99.41 01:30:01 1 0.44 0.00 0.25 0.01 0.01 99.29 01:40:10 all 0.36 0.00 0.15 0.04 0.00 99.44 01:40:10 0 0.42 0.00 0.11 0.07 0.00 99.40 01:40:10 1 0.31 0.00 0.20 0.00 0.00 99.48 Average: all 3.64 0.00 0.72 0.18 0.01 95.46 Average: 0 3.45 0.00 0.69 0.20 0.01 95.66 Average: 1 3.82 0.00 0.75 0.15 0.01 95.27