---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37149 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 nrip_save 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 8.0G 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 734 5226 4 2274 7207 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:9c:be:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.68/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82786sec preferred_lft 82786sec inet6 fe80::f816:3eff:fe9c:bebf/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37149) 08/13/26 _x86_64_ (2 CPU) 01:04:27 LINUX RESTART (2 CPU) 01:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:10 1.19 0.01 1.18 0.00 0.07 14.76 2.31 01:30:10 15.68 0.74 1.66 13.28 96.44 77.69 109572.22 01:40:10 1.27 0.00 1.24 0.02 1.05 15.06 23.12 01:50:04 1.18 0.00 1.16 0.02 0.00 14.33 23.33 02:00:09 18.35 1.56 15.85 0.94 112.32 2181.27 409.53 Average: 7.57 0.46 4.24 2.86 42.17 464.31 22014.43 01:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:10 6300636 7551120 270288 3.32 31036 1425176 529996 5.77 442060 1188400 148 01:30:10 6238788 7519440 300936 3.70 31544 1454368 724404 7.89 459552 1207196 124 01:40:10 6244100 7525612 294776 3.62 31764 1455008 530592 5.78 454152 1207744 124 01:50:04 6244172 7526336 294048 3.62 31960 1455460 530744 5.78 454444 1208264 212 02:00:09 5455072 7397288 383176 4.71 71776 2041648 637608 6.94 589424 1817980 43248 Average: 6096554 7503959 308645 3.80 39616 1566332 590669 6.43 479926 1325917 8771 01:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:10 ens3 1.13 0.13 1.09 0.07 0.00 0.00 0.00 0.00 01:30:10 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 01:30:10 ens3 0.86 0.31 3.41 0.12 0.00 0.00 0.00 0.00 01:40:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:10 ens3 0.64 0.25 0.09 0.65 0.00 0.00 0.00 0.00 01:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:04 ens3 0.36 0.07 0.08 0.04 0.00 0.00 0.00 0.00 02:00:09 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 02:00:09 ens3 36.13 23.75 275.76 5.83 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 7.89 4.94 56.55 1.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37149) 08/13/26 _x86_64_ (2 CPU) 01:04:27 LINUX RESTART (2 CPU) 01:10:10 CPU %user %nice %system %iowait %steal %idle 01:20:10 all 0.27 0.00 0.09 0.03 0.04 99.58 01:20:10 0 0.15 0.00 0.10 0.05 0.05 99.66 01:20:10 1 0.38 0.00 0.08 0.01 0.04 99.49 01:30:10 all 0.43 0.00 0.22 0.06 0.04 99.25 01:30:10 0 0.37 0.00 0.25 0.08 0.04 99.25 01:30:10 1 0.48 0.00 0.20 0.03 0.03 99.26 01:40:10 all 0.22 0.00 0.07 0.01 0.04 99.65 01:40:10 0 0.39 0.00 0.07 0.02 0.03 99.49 01:40:10 1 0.05 0.00 0.08 0.01 0.05 99.81 01:50:04 all 0.25 0.00 0.06 0.01 0.04 99.64 01:50:04 0 0.43 0.00 0.04 0.01 0.02 99.51 01:50:04 1 0.07 0.00 0.08 0.02 0.06 99.77 02:00:09 all 6.15 0.00 1.06 0.47 0.06 92.27 02:00:09 0 4.94 0.00 1.05 0.60 0.06 93.35 02:00:09 1 7.36 0.00 1.06 0.34 0.05 91.19 Average: all 1.47 0.00 0.30 0.12 0.04 98.06 Average: 0 1.27 0.00 0.30 0.15 0.04 98.24 Average: 1 1.68 0.00 0.30 0.08 0.05 97.89