---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64265 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 8.3G 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 880 4910 4 2450 7061 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:3e:4a:a6 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 83468sec preferred_lft 83468sec inet6 fe80::f816:3eff:fe3e:4aa6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64265) 10/11/26 _x86_64_ (2 CPU) 01:41:21 LINUX RESTART (2 CPU) 01:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:07 1.66 0.01 1.63 0.02 0.05 20.49 653.81 02:10:01 2.09 0.32 1.76 0.01 43.46 108.72 0.18 02:20:02 3.16 1.25 1.87 0.04 89.94 163.12 3.43 02:30:07 31.45 1.76 25.51 4.18 141.99 3974.60 3495.50 Average: 9.65 0.84 7.74 1.07 69.08 1074.43 1045.16 01:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:07 6135372 7438956 375316 4.62 59652 1445308 679108 7.40 534544 1224136 176 02:10:01 6069992 7413492 399628 4.91 60124 1484252 881740 9.60 552848 1253472 240 02:20:02 5830104 7300076 505968 6.22 67828 1597032 1002612 10.92 685468 1361232 59864 02:30:07 5015204 7219572 548548 6.75 117604 2249664 1056356 11.51 786748 2027696 32540 Average: 5762668 7343024 457365 5.62 76302 1694064 904954 9.86 639902 1466634 23205 01:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:07 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:00:07 ens3 0.84 0.07 0.19 0.02 0.00 0.00 0.00 0.00 02:10:01 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 02:10:01 ens3 0.87 0.34 3.41 0.05 0.00 0.00 0.00 0.00 02:20:02 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 02:20:02 ens3 19.52 11.66 66.06 4.42 0.00 0.00 0.00 0.00 02:30:07 lo 1.49 1.49 0.10 0.10 0.00 0.00 0.00 0.00 02:30:07 ens3 73.54 55.46 327.86 19.78 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 23.84 17.00 100.05 6.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64265) 10/11/26 _x86_64_ (2 CPU) 01:41:21 LINUX RESTART (2 CPU) 01:50:07 CPU %user %nice %system %iowait %steal %idle 02:00:07 all 0.33 0.00 0.19 0.02 0.00 99.47 02:00:07 0 0.31 0.00 0.19 0.02 0.00 99.48 02:00:07 1 0.35 0.00 0.18 0.01 0.00 99.46 02:10:01 all 0.44 0.00 0.13 0.03 0.00 99.40 02:10:01 0 0.59 0.00 0.13 0.05 0.00 99.23 02:10:01 1 0.28 0.00 0.13 0.02 0.00 99.57 02:20:02 all 1.35 0.00 0.30 0.11 0.00 98.24 02:20:02 0 0.93 0.00 0.22 0.12 0.00 98.73 02:20:02 1 1.76 0.00 0.38 0.11 0.00 97.74 02:30:07 all 18.80 0.00 2.52 0.71 0.02 77.95 02:30:07 0 24.20 0.00 2.63 0.81 0.02 72.34 02:30:07 1 13.40 0.00 2.41 0.62 0.02 83.56 Average: all 5.27 0.00 0.79 0.22 0.01 93.72 Average: 0 6.55 0.00 0.80 0.25 0.01 92.40 Average: 1 3.98 0.00 0.78 0.19 0.01 95.04