---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-784 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 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 8.1G 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 778 5090 4 2366 7163 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:16:6f:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.96/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84099sec preferred_lft 84099sec inet6 fe80::f816:3eff:fe16:6ffc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-784) 09/06/26 _x86_64_ (2 CPU) 02:49:11 LINUX RESTART (2 CPU) 02:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:00:54 20.69 1.43 17.25 2.02 120.40 2982.45 1036.26 03:10:44 1.30 0.01 1.27 0.02 0.05 67.81 3.12 03:20:04 1.32 0.00 1.30 0.02 0.01 106.20 3.29 Average: 8.27 0.52 7.02 0.74 43.27 1126.61 374.23 02:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:00:54 5210804 7395552 371224 4.56 87044 2259120 669720 7.29 580504 2030800 260 03:10:44 5200792 7401376 365096 4.49 87260 2274748 673364 7.33 582956 2046636 312 03:20:04 5168820 7396064 370112 4.55 87444 2300968 694872 7.57 588340 2073036 980 Average: 5193472 7397664 368811 4.54 87249 2278279 679319 7.40 583933 2050157 517 02:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:00:54 lo 1.22 1.22 0.07 0.07 0.00 0.00 0.00 0.00 03:00:54 ens3 69.00 52.85 185.02 11.28 0.00 0.00 0.00 0.00 03:10:44 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:44 ens3 21.89 22.17 7.64 2.30 0.00 0.00 0.00 0.00 03:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:04 ens3 60.50 53.22 30.59 5.27 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 50.86 42.87 78.51 6.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-784) 09/06/26 _x86_64_ (2 CPU) 02:49:11 LINUX RESTART (2 CPU) 02:50:09 CPU %user %nice %system %iowait %steal %idle 03:00:54 all 11.73 0.00 1.92 0.52 0.02 85.81 03:00:54 0 13.90 0.00 2.04 0.61 0.02 83.42 03:00:54 1 9.56 0.00 1.79 0.43 0.01 88.20 03:10:44 all 5.03 0.00 0.67 0.01 0.01 94.28 03:10:44 0 1.43 0.00 0.55 0.01 0.01 98.00 03:10:44 1 8.65 0.00 0.79 0.01 0.02 90.54 03:20:04 all 6.01 0.00 0.96 0.01 0.02 93.01 03:20:04 0 7.85 0.00 1.02 0.00 0.02 91.11 03:20:04 1 4.19 0.00 0.90 0.01 0.01 94.88 Average: all 7.75 0.00 1.21 0.19 0.01 90.83 Average: 0 7.91 0.00 1.23 0.22 0.02 90.62 Average: 1 7.59 0.00 1.19 0.16 0.01 91.05