---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-58785 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: 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 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 8.2G 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 766 4989 4 2480 7174 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:9d:2c:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.19/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80251sec preferred_lft 80251sec inet6 fe80::f816:3eff:fe9d:2c8b/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-58785) 09/26/26 _x86_64_ (2 CPU) 01:03:49 LINUX RESTART (2 CPU) 01:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:00 15.27 0.34 1.71 13.22 43.71 106.81 108974.11 01:30:00 1.53 0.00 1.50 0.03 0.00 18.28 902.48 01:40:00 1.34 0.00 1.32 0.02 0.00 15.44 49.73 01:50:00 1.45 0.01 1.41 0.02 1.65 16.59 49.88 02:00:00 1.63 0.00 1.61 0.03 0.00 19.07 684.36 02:10:00 1.41 0.00 1.39 0.02 0.00 16.21 49.73 02:20:00 1.36 0.00 1.34 0.02 0.00 15.65 49.73 02:30:00 1.63 0.00 1.60 0.03 0.00 19.27 689.32 02:40:00 25.28 2.83 20.18 2.27 222.63 3669.65 1107.04 Average: 5.66 0.35 3.56 1.74 29.78 433.00 12506.46 01:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:00 6234248 7521340 298264 3.67 31072 1462168 737756 8.04 459756 1213204 192 01:30:00 6235788 7523472 296068 3.64 31304 1462492 737948 8.04 460384 1213768 176 01:40:00 6235788 7524024 295520 3.63 31520 1462828 738100 8.04 460676 1214312 152 01:50:00 6233808 7523200 296344 3.64 31732 1463756 738132 8.04 461168 1214892 124 02:00:00 6232984 7522932 296516 3.65 31932 1464104 738272 8.04 462660 1215412 124 02:10:00 6232984 7523468 295980 3.64 32140 1464432 738272 8.04 462728 1215948 124 02:20:00 6232984 7524032 295428 3.63 32348 1464752 738272 8.04 462748 1216504 124 02:30:00 6239368 7530976 288408 3.55 32564 1465084 738280 8.04 462780 1217052 124 02:40:00 5105700 7383092 382552 4.70 88272 2349388 868944 9.46 619352 2111948 3368 Average: 6109295 7508504 305009 3.75 38098 1562112 752664 8.20 479139 1314782 501 01:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:00 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 1.38 0.31 3.45 0.09 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 1.19 0.12 10.34 0.06 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.51 0.07 0.09 0.05 0.00 0.00 0.00 0.00 01:50:00 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:50:00 ens3 0.43 0.11 0.13 0.06 0.00 0.00 0.00 0.00 02:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 0.47 0.19 0.08 0.62 0.00 0.00 0.00 0.00 02:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 0.28 0.08 0.06 0.04 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 0.19 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 0.25 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:40:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:40:00 ens3 90.14 62.60 356.94 15.32 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 10.54 7.06 41.24 1.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-58785) 09/26/26 _x86_64_ (2 CPU) 01:03:49 LINUX RESTART (2 CPU) 01:10:00 CPU %user %nice %system %iowait %steal %idle 01:20:00 all 0.42 0.00 0.14 0.05 0.00 99.38 01:20:00 0 0.52 0.00 0.11 0.06 0.00 99.30 01:20:00 1 0.32 0.00 0.17 0.05 0.01 99.46 01:30:00 all 0.30 0.00 0.20 0.01 0.01 99.47 01:30:00 0 0.25 0.00 0.18 0.01 0.01 99.55 01:30:00 1 0.35 0.00 0.22 0.02 0.02 99.40 01:40:00 all 0.25 0.00 0.07 0.01 0.00 99.67 01:40:00 0 0.04 0.00 0.08 0.02 0.00 99.86 01:40:00 1 0.45 0.00 0.06 0.01 0.00 99.48 01:50:00 all 0.28 0.00 0.08 0.02 0.00 99.62 01:50:00 0 0.10 0.00 0.10 0.03 0.00 99.77 01:50:00 1 0.46 0.00 0.07 0.00 0.00 99.47 02:00:00 all 0.29 0.00 0.17 0.01 0.00 99.53 02:00:00 0 0.16 0.00 0.18 0.03 0.00 99.63 02:00:00 1 0.41 0.00 0.16 0.00 0.00 99.43 02:10:00 all 0.25 0.00 0.07 0.01 0.00 99.67 02:10:00 0 0.04 0.00 0.09 0.02 0.00 99.85 02:10:00 1 0.47 0.00 0.05 0.00 0.00 99.48 02:20:00 all 0.25 0.00 0.06 0.01 0.00 99.67 02:20:00 0 0.04 0.00 0.09 0.03 0.00 99.84 02:20:00 1 0.47 0.00 0.04 0.00 0.00 99.49 02:30:00 all 0.27 0.00 0.17 0.02 0.00 99.54 02:30:00 0 0.17 0.00 0.20 0.03 0.00 99.61 02:30:00 1 0.37 0.00 0.14 0.01 0.00 99.47 02:40:00 all 14.63 0.00 2.06 0.67 0.02 82.62 02:40:00 0 15.91 0.00 2.11 0.64 0.02 81.33 02:40:00 1 13.35 0.00 2.01 0.71 0.02 83.91 Average: all 1.88 0.00 0.34 0.09 0.01 97.69 Average: 0 1.91 0.00 0.35 0.10 0.01 97.64 Average: 1 1.85 0.00 0.32 0.09 0.01 97.73