---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38658 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 760 5153 4 2321 7181 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:58:9a:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.45/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82782sec preferred_lft 82782sec inet6 fe80::f816:3eff:fe58:9a98/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38658) 08/19/26 _x86_64_ (2 CPU) 01:04:20 LINUX RESTART (2 CPU) 01:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:04 1.40 0.01 1.38 0.01 1.13 16.42 2.39 01:30:09 14.71 0.00 1.53 13.18 0.15 18.58 108836.32 01:40:09 1.39 0.00 1.37 0.02 0.00 16.11 23.05 01:50:04 1.33 0.00 1.31 0.02 0.00 15.38 20.94 02:00:11 18.19 1.57 15.60 1.03 113.52 2200.74 415.98 Average: 7.46 0.32 4.27 2.87 23.19 457.92 22005.91 01:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:04 6267984 7543860 276988 3.41 31292 1449948 532700 5.80 455316 1202528 196 01:30:09 6259000 7535492 285224 3.51 31512 1450324 532900 5.80 455412 1203096 184 01:40:09 6266840 7543872 276836 3.40 31720 1450648 532904 5.80 455464 1203628 128 01:50:04 6258528 7536216 284484 3.50 31916 1451100 532912 5.80 457112 1204148 200 02:00:11 5408616 7352476 428284 5.27 71732 2043380 665716 7.25 616828 1819516 47996 Average: 6092194 7502383 310363 3.82 39634 1569080 559426 6.09 488026 1326583 9741 01:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:04 ens3 0.81 0.10 0.14 0.07 0.00 0.00 0.00 0.00 01:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:09 ens3 0.76 0.07 12.77 0.05 0.00 0.00 0.00 0.00 01:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:09 ens3 0.37 0.07 0.08 0.03 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 0.31 0.08 0.08 0.04 0.00 0.00 0.00 0.00 02:00:11 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 02:00:11 ens3 38.87 25.44 278.24 6.38 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.30 5.20 58.85 1.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38658) 08/19/26 _x86_64_ (2 CPU) 01:04:20 LINUX RESTART (2 CPU) 01:10:08 CPU %user %nice %system %iowait %steal %idle 01:20:04 all 0.30 0.00 0.08 0.01 0.02 99.60 01:20:04 0 0.10 0.00 0.10 0.00 0.02 99.78 01:20:04 1 0.49 0.00 0.06 0.01 0.02 99.42 01:30:09 all 0.27 0.00 0.19 0.03 0.02 99.49 01:30:09 0 0.20 0.00 0.22 0.04 0.02 99.52 01:30:09 1 0.33 0.00 0.17 0.02 0.02 99.45 01:40:09 all 0.27 0.00 0.08 0.01 0.02 99.63 01:40:09 0 0.07 0.00 0.11 0.00 0.02 99.81 01:40:09 1 0.47 0.00 0.05 0.02 0.02 99.44 01:50:04 all 0.30 0.00 0.07 0.01 0.02 99.60 01:50:04 0 0.07 0.00 0.10 0.00 0.03 99.81 01:50:04 1 0.53 0.00 0.05 0.02 0.01 99.40 02:00:11 all 6.33 0.00 1.04 0.36 0.03 92.25 02:00:11 0 2.78 0.00 0.75 0.10 0.03 96.34 02:00:11 1 9.88 0.00 1.32 0.62 0.03 88.15 Average: all 1.50 0.00 0.29 0.08 0.02 98.10 Average: 0 0.65 0.00 0.26 0.03 0.02 99.04 Average: 1 2.36 0.00 0.33 0.14 0.02 97.15