---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38840 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 8.1G 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 748 5128 4 2357 7193 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:e3:35:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82698sec preferred_lft 82698sec inet6 fe80::f816:3eff:fee3:35b5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38840) 08/20/26 _x86_64_ (2 CPU) 00:34:46 LINUX RESTART (2 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:05 1.46 0.01 1.44 0.01 0.05 33.57 1.43 01:00:05 1.43 0.00 1.41 0.02 0.00 23.39 0.28 01:10:00 1.30 0.00 1.30 0.00 0.00 132.43 399.81 01:20:05 1.33 0.00 1.33 0.00 0.01 33.50 0.00 01:30:05 1.59 0.00 1.56 0.02 0.00 25.24 0.41 Average: 1.42 0.00 1.41 0.01 0.01 49.40 79.46 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:05 5213904 7395836 372116 4.58 85860 2256432 631728 6.88 579416 2028520 288 01:00:05 5192436 7376336 391620 4.82 86016 2258244 650712 7.09 598540 2030488 224 01:10:00 5097808 7316928 450892 5.54 86156 2293180 687232 7.49 633160 2065564 420 01:20:05 5000332 7224960 542780 6.67 86296 2298488 708212 7.71 652132 2071004 300 01:30:05 5102784 7329684 437992 5.39 86456 2300548 676516 7.37 622712 2073104 204 Average: 5121453 7328749 439080 5.40 86157 2281378 670880 7.31 617192 2053736 287 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:05 ens3 20.93 19.16 221.58 1.81 0.00 0.00 0.00 0.00 01:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:05 ens3 8.92 8.03 61.34 0.88 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 18.10 13.59 158.90 1.38 0.00 0.00 0.00 0.00 01:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:05 ens3 16.06 14.21 113.04 1.82 0.00 0.00 0.00 0.00 01:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:05 ens3 15.62 14.83 168.60 1.32 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 15.93 13.98 144.75 1.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38840) 08/20/26 _x86_64_ (2 CPU) 00:34:46 LINUX RESTART (2 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:05 all 1.00 0.00 0.28 0.01 0.09 98.62 00:50:05 0 1.03 0.00 0.40 0.01 0.11 98.45 00:50:05 1 0.97 0.00 0.16 0.00 0.06 98.80 01:00:05 all 1.24 0.00 0.40 0.01 0.08 98.27 01:00:05 0 0.89 0.00 0.34 0.02 0.09 98.66 01:00:05 1 1.60 0.00 0.46 0.00 0.07 97.87 01:10:00 all 1.86 0.00 0.50 0.02 0.08 97.55 01:10:00 0 1.63 0.00 0.34 0.03 0.07 97.92 01:10:00 1 2.10 0.00 0.66 0.00 0.09 97.15 01:20:05 all 1.86 0.00 0.32 0.03 0.07 97.71 01:20:05 0 1.48 0.00 0.34 0.05 0.06 98.07 01:20:05 1 2.25 0.00 0.31 0.01 0.08 97.35 01:30:05 all 0.92 0.00 0.38 0.01 0.07 98.63 01:30:05 0 1.22 0.00 0.51 0.01 0.08 98.18 01:30:05 1 0.61 0.00 0.24 0.01 0.05 99.08 Average: all 1.37 0.00 0.37 0.01 0.08 98.16 Average: 0 1.25 0.00 0.38 0.02 0.08 98.26 Average: 1 1.49 0.00 0.36 0.01 0.07 98.07