---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38113 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: 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 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 754 5118 4 2369 7186 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:8f:ed:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.66/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5627sec preferred_lft 5627sec inet6 fe80::f816:3eff:fe8f:edfa/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-38113) 08/17/26 _x86_64_ (2 CPU) 00:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:04 1.63 0.01 1.58 0.04 0.81 19.39 2.34 00:20:05 3.24 0.11 1.76 1.37 3.05 25.38 1297.72 00:30:06 1.73 0.00 1.70 0.03 0.00 19.73 1.02 00:40:08 29.94 2.84 24.02 3.08 222.97 3508.38 1888.17 Average: 9.14 0.74 7.27 1.13 56.77 894.25 797.70 00:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:04 6108304 7511644 297268 3.66 58092 1541152 542904 5.91 475804 1315940 224 00:20:05 6141808 7505460 303280 3.73 58216 1501300 541088 5.89 474824 1275992 312 00:30:06 6146724 7510820 297880 3.66 58356 1501620 541088 5.89 474572 1276424 272 00:40:08 5192756 7352560 412912 5.08 108320 2210780 670764 7.31 655200 1990236 60008 Average: 5897398 7470121 327835 4.03 70746 1688713 573961 6.25 520100 1464648 15204 00:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:04 ens3 0.38 0.10 0.14 0.07 0.00 0.00 0.00 0.00 00:20:05 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:05 ens3 0.27 0.08 0.09 0.05 0.00 0.00 0.00 0.00 00:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:06 ens3 0.57 0.14 0.20 0.10 0.00 0.00 0.00 0.00 00:40:08 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 00:40:08 ens3 75.11 53.51 329.11 15.02 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 19.11 13.47 82.48 3.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38113) 08/17/26 _x86_64_ (2 CPU) 00:00:03 CPU %user %nice %system %iowait %steal %idle 00:10:04 all 0.22 0.00 0.10 0.02 0.03 99.64 00:10:04 0 0.39 0.00 0.09 0.02 0.02 99.47 00:10:04 1 0.05 0.00 0.10 0.02 0.04 99.80 00:20:05 all 0.69 0.00 0.27 0.01 0.03 99.00 00:20:05 0 0.91 0.00 0.26 0.01 0.03 98.79 00:20:05 1 0.46 0.00 0.27 0.02 0.04 99.21 00:30:06 all 0.21 0.00 0.16 0.01 0.03 99.60 00:30:06 0 0.35 0.00 0.12 0.01 0.02 99.51 00:30:06 1 0.07 0.00 0.19 0.01 0.04 99.68 00:40:08 all 14.52 0.00 2.03 0.52 0.06 82.87 00:40:08 0 17.38 0.00 2.13 0.30 0.06 80.14 00:40:08 1 11.66 0.00 1.94 0.74 0.07 85.60 Average: all 3.91 0.00 0.64 0.14 0.04 95.27 Average: 0 4.76 0.00 0.65 0.08 0.03 94.48 Average: 1 3.06 0.00 0.62 0.20 0.05 96.07