---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6570 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 773 4981 4 2489 7168 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:3b:6b:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 56001sec preferred_lft 56001sec inet6 fe80::f816:3eff:fe3b:6bf6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6570) 09/11/26 _x86_64_ (2 CPU) 00:00:43 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.85 0.02 1.82 0.01 0.88 21.48 5.57 00:20:43 1.86 0.10 1.74 0.03 2.85 23.53 238.16 00:30:13 1.82 0.00 1.79 0.03 0.00 20.55 47.51 00:40:01 27.27 2.87 22.06 2.34 226.64 3621.79 1170.83 00:50:23 1.60 0.00 1.60 0.01 0.00 25.26 0.64 01:00:43 1.77 0.00 1.75 0.02 0.00 24.46 0.25 01:10:01 1.45 0.00 1.44 0.01 0.00 140.56 425.52 01:20:43 1.72 0.00 1.70 0.02 0.19 65.29 0.52 01:30:13 1.82 0.00 1.79 0.02 0.00 25.39 0.41 Average: 4.54 0.33 3.93 0.27 25.27 434.71 206.79 00:00:43 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6104216 7511472 296696 3.65 52312 1551736 742416 8.09 483296 1319480 292 00:20:43 6119392 7492484 315600 3.88 52516 1517316 740776 8.07 482412 1285040 148 00:30:13 6115812 7489548 318548 3.92 52680 1517776 740776 8.07 482212 1285548 224 00:40:01 5031664 7343760 411456 5.06 104088 2359668 860696 9.37 630012 2133924 672 00:50:23 5012196 7326368 428940 5.27 104160 2361744 886280 9.65 647600 2136072 200 01:00:43 5019824 7335608 419640 5.16 104232 2363288 886292 9.65 647824 2137692 120 01:10:01 4955416 7306144 448924 5.52 104344 2397936 890200 9.70 650972 2172452 284 01:20:43 4903892 7270032 484852 5.96 104484 2413004 927288 10.10 687780 2187660 124 01:30:13 4933152 7301136 453700 5.58 104564 2414728 893820 9.74 654260 2189464 260 Average: 5355063 7375172 397595 4.89 87042 2099688 840949 9.16 596263 1871926 258 00:00:43 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.23 0.07 0.08 0.05 0.00 0.00 0.00 0.00 00:20:43 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:43 ens3 0.25 0.10 0.07 0.04 0.00 0.00 0.00 0.00 00:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:13 ens3 0.56 0.11 0.17 0.09 0.00 0.00 0.00 0.00 00:40:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 80.09 58.74 404.39 13.75 0.00 0.00 0.00 0.00 00:50:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:23 ens3 19.04 15.72 242.80 1.45 0.00 0.00 0.00 0.00 01:00:43 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:43 ens3 6.10 4.56 32.26 0.65 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 10.62 7.15 79.33 1.09 0.00 0.00 0.00 0.00 01:20:43 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:20:43 ens3 22.67 20.88 277.47 2.21 0.00 0.00 0.00 0.00 01:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:13 ens3 10.42 9.55 154.62 0.94 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 16.71 13.06 133.98 2.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6570) 09/11/26 _x86_64_ (2 CPU) 00:00:43 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.27 0.00 0.13 0.01 0.00 99.58 00:10:01 0 0.15 0.00 0.14 0.01 0.01 99.70 00:10:01 1 0.38 0.00 0.13 0.02 0.00 99.47 00:20:43 all 0.61 0.00 0.21 0.01 0.00 99.16 00:20:43 0 0.51 0.00 0.21 0.01 0.00 99.26 00:20:43 1 0.71 0.00 0.22 0.01 0.00 99.05 00:30:13 all 0.26 0.00 0.19 0.01 0.00 99.53 00:30:13 0 0.34 0.00 0.17 0.02 0.00 99.47 00:30:13 1 0.18 0.00 0.22 0.01 0.00 99.60 00:40:01 all 12.60 0.00 2.10 0.54 0.02 84.74 00:40:01 0 10.32 0.00 2.04 0.20 0.02 87.42 00:40:01 1 14.88 0.00 2.16 0.88 0.02 82.07 00:50:23 all 0.96 0.00 0.32 0.01 0.02 98.69 00:50:23 0 0.65 0.00 0.16 0.01 0.01 99.17 00:50:23 1 1.28 0.00 0.48 0.02 0.02 98.20 01:00:43 all 1.50 0.00 0.45 0.02 0.02 98.01 01:00:43 0 2.15 0.00 0.49 0.03 0.02 97.31 01:00:43 1 0.88 0.00 0.41 0.01 0.02 98.67 01:10:01 all 1.93 0.00 0.44 0.02 0.03 97.59 01:10:01 0 2.50 0.00 0.58 0.03 0.03 96.85 01:10:01 1 1.40 0.00 0.31 0.00 0.03 98.26 01:20:43 all 2.12 0.00 0.44 0.01 0.01 97.42 01:20:43 0 1.57 0.00 0.41 0.01 0.02 98.00 01:20:43 1 2.68 0.00 0.47 0.01 0.01 96.83 01:30:13 all 0.87 0.00 0.35 0.01 0.01 98.76 01:30:13 0 0.58 0.00 0.29 0.01 0.01 99.12 01:30:13 1 1.16 0.00 0.42 0.01 0.01 98.40 Average: all 2.35 0.00 0.52 0.07 0.01 97.05 Average: 0 2.07 0.00 0.50 0.04 0.01 97.38 Average: 1 2.62 0.00 0.53 0.11 0.01 96.73