---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-58757 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 807 5050 4 2378 7134 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:63:ef:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.140/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83643sec preferred_lft 83643sec inet6 fe80::f816:3eff:fe63:ef04/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-58757) 09/26/26 _x86_64_ (2 CPU) 00:37:26 LINUX RESTART (2 CPU) 00:40:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:21 1.24 0.03 1.21 0.00 1.24 15.45 0.08 01:00:01 26.37 2.94 21.13 2.31 231.16 3517.89 1541.42 01:10:21 2.39 0.32 2.03 0.05 42.20 240.71 5.10 01:20:21 1.38 0.00 1.37 0.00 0.01 83.21 0.03 Average: 7.65 0.80 6.28 0.57 67.13 937.97 374.30 00:40:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:21 6282092 7530116 290132 3.57 30556 1424104 539264 5.87 452040 1183948 172 01:00:01 5238888 7433184 333448 4.10 87544 2267520 599452 6.53 562664 2038984 26064 01:10:21 5123840 7368332 397904 4.89 87988 2317232 889692 9.69 633376 2079048 284 01:20:21 5098100 7364384 401540 4.94 88156 2338532 885720 9.65 637880 2100388 1748 Average: 5435730 7424004 355756 4.37 73561 2086847 728532 7.94 571490 1850592 7067 00:40:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:21 ens3 0.97 0.08 0.14 0.06 0.00 0.00 0.00 0.00 01:00:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 01:00:01 ens3 75.62 52.60 336.55 12.07 0.00 0.00 0.00 0.00 01:10:21 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:10:21 ens3 37.44 31.21 10.76 4.09 0.00 0.00 0.00 0.00 01:20:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:21 ens3 42.14 41.08 9.35 5.77 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 38.73 31.07 86.58 5.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-58757) 09/26/26 _x86_64_ (2 CPU) 00:37:26 LINUX RESTART (2 CPU) 00:40:21 CPU %user %nice %system %iowait %steal %idle 00:50:21 all 0.23 0.00 0.08 0.02 0.00 99.66 00:50:21 0 0.40 0.00 0.06 0.03 0.00 99.51 00:50:21 1 0.06 0.00 0.11 0.01 0.00 99.82 01:00:01 all 11.81 0.00 2.12 0.86 0.01 85.20 01:00:01 0 7.44 0.00 2.02 0.90 0.01 89.63 01:00:01 1 16.20 0.00 2.22 0.81 0.01 80.76 01:10:21 all 3.00 0.00 0.50 0.04 0.01 96.45 01:10:21 0 3.63 0.00 0.46 0.08 0.01 95.82 01:10:21 1 2.38 0.00 0.53 0.01 0.01 97.07 01:20:21 all 4.14 0.00 0.57 0.02 0.01 95.27 01:20:21 0 1.93 0.00 0.56 0.03 0.01 97.48 01:20:21 1 6.38 0.00 0.58 0.01 0.01 93.03 Average: all 4.74 0.00 0.81 0.23 0.01 94.22 Average: 0 3.32 0.00 0.77 0.25 0.01 95.65 Average: 1 6.15 0.00 0.85 0.21 0.01 92.79