---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-62051 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: 5600.00 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 8.1G 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 835 5094 4 2310 7106 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:8d:d9:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.192/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84857sec preferred_lft 84857sec inet6 fe80::f816:3eff:fe8d:d96f/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-62051) 10/05/26 _x86_64_ (2 CPU) 00:39:08 LINUX RESTART (2 CPU) 00:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:52 1.69 0.02 1.66 0.01 1.15 20.46 202.53 01:00:01 17.05 1.75 14.24 1.06 122.47 2531.21 572.20 Average: 8.74 0.82 7.43 0.49 56.85 1173.07 372.23 00:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:52 6134004 7437380 376796 4.63 59448 1445088 675932 7.36 535980 1223516 132 01:00:01 5345820 7314368 459876 5.65 98068 2037524 784072 8.54 669300 1837840 46704 Average: 5739912 7375874 418336 5.14 78758 1741306 730002 7.95 602640 1530678 23418 00:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:52 lo 1.09 1.09 0.05 0.05 0.00 0.00 0.00 0.00 00:50:52 ens3 2.33 0.17 0.40 0.06 0.00 0.00 0.00 0.00 01:00:01 lo 1.27 1.27 0.07 0.07 0.00 0.00 0.00 0.00 01:00:01 ens3 57.49 38.11 310.39 7.44 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 27.65 17.59 142.71 3.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-62051) 10/05/26 _x86_64_ (2 CPU) 00:39:08 LINUX RESTART (2 CPU) 00:40:06 CPU %user %nice %system %iowait %steal %idle 00:50:52 all 0.33 0.00 0.16 0.01 0.00 99.50 00:50:52 0 0.12 0.00 0.18 0.02 0.00 99.68 00:50:52 1 0.53 0.00 0.14 0.01 0.00 99.32 01:00:01 all 6.82 0.00 1.26 0.46 0.01 91.45 01:00:01 0 5.72 0.00 1.13 0.56 0.01 92.58 01:00:01 1 7.93 0.00 1.40 0.36 0.01 90.31 Average: all 3.31 0.00 0.67 0.22 0.00 95.80 Average: 0 2.69 0.00 0.62 0.27 0.01 96.42 Average: 1 3.93 0.00 0.72 0.17 0.00 95.18