---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-40284 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 764 5189 4 2280 7177 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:be:b4:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.248/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82577sec preferred_lft 82577sec inet6 fe80::f816:3eff:febe:b451/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-40284) 08/23/26 _x86_64_ (2 CPU) 01:41:22 LINUX RESTART (2 CPU) 01:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:04 2.63 0.72 1.88 0.03 95.24 80.01 57.15 02:10:01 15.81 1.57 13.28 0.95 114.33 2317.67 235.74 02:20:04 12.54 1.27 9.86 1.41 110.37 1250.56 334.10 02:30:04 1.51 0.00 1.49 0.02 0.00 19.01 0.23 02:40:01 1.30 0.00 1.30 0.00 0.00 15.70 0.00 Average: 6.76 0.71 5.56 0.48 64.06 736.42 125.68 01:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:04 6247296 7527480 292728 3.60 31428 1454036 528932 5.76 451484 1206860 220 02:10:01 5478836 7425068 355188 4.37 71256 2046176 613028 6.68 559884 1822096 48748 02:20:04 5181460 7395796 371196 4.56 86648 2287532 635552 6.92 591732 2049956 192 02:30:04 5173660 7388636 378320 4.65 86812 2288008 635680 6.92 592112 2050468 228 02:40:01 5173660 7389192 377744 4.64 86952 2288372 636324 6.93 592604 2050968 268 Average: 5450982 7425234 355035 4.37 72619 2072825 609903 6.64 557563 1836070 9931 01:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:04 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:00:04 ens3 0.98 0.55 3.33 0.07 0.00 0.00 0.00 0.00 02:10:01 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 02:10:01 ens3 42.66 25.42 282.52 6.26 0.00 0.00 0.00 0.00 02:20:04 lo 1.16 1.16 0.07 0.07 0.00 0.00 0.00 0.00 02:20:04 ens3 31.63 20.88 40.42 5.53 0.00 0.00 0.00 0.00 02:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:04 ens3 1.74 0.31 0.24 0.10 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 7.62 4.45 4.36 5.28 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 16.93 10.33 66.02 3.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-40284) 08/23/26 _x86_64_ (2 CPU) 01:41:22 LINUX RESTART (2 CPU) 01:50:04 CPU %user %nice %system %iowait %steal %idle 02:00:04 all 0.39 0.00 0.20 0.03 0.05 99.33 02:00:04 0 0.30 0.00 0.27 0.05 0.06 99.32 02:00:04 1 0.48 0.00 0.14 0.01 0.03 99.34 02:10:01 all 6.22 0.00 0.94 1.77 0.05 91.01 02:10:01 0 9.42 0.00 1.19 0.41 0.05 88.93 02:10:01 1 3.02 0.00 0.69 3.14 0.06 93.09 02:20:04 all 5.94 0.00 0.93 0.18 0.08 92.87 02:20:04 0 9.19 0.00 1.10 0.19 0.07 89.44 02:20:04 1 2.68 0.00 0.76 0.17 0.08 96.30 02:30:04 all 0.39 0.00 0.23 0.01 0.07 99.29 02:30:04 0 0.28 0.00 0.30 0.01 0.11 99.30 02:30:04 1 0.49 0.00 0.16 0.02 0.04 99.29 02:40:01 all 0.50 0.00 0.16 0.02 0.06 99.26 02:40:01 0 0.42 0.00 0.22 0.00 0.08 99.27 02:40:01 1 0.58 0.00 0.11 0.04 0.04 99.24 Average: all 2.69 0.00 0.50 0.40 0.06 96.35 Average: 0 3.93 0.00 0.62 0.13 0.08 95.24 Average: 1 1.45 0.00 0.37 0.67 0.05 97.45