---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-11231 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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 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 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 767 5006 4 2458 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:56:b2:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.69/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79024sec preferred_lft 79024sec inet6 fe80::f816:3eff:fe56:b26b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11231) 05/06/26 _x86_64_ (2 CPU) 01:58:34 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:16 1.49 0.02 1.47 0.00 1.21 17.43 0.12 02:20:14 1.42 0.01 1.40 0.01 0.07 16.67 0.84 02:30:02 1.51 0.00 1.48 0.02 0.00 17.45 446.00 02:40:19 1.35 0.00 1.33 0.02 0.00 16.44 1.17 02:50:04 1.31 0.00 1.29 0.02 0.00 15.93 1.35 03:00:01 14.58 0.26 1.68 12.64 32.34 22.38 110163.18 03:10:14 21.78 2.95 16.69 2.13 223.22 3082.13 586.35 03:20:23 1.17 0.00 1.17 0.00 0.00 15.11 0.00 03:30:01 1.54 0.00 1.52 0.02 0.00 83.76 0.58 03:40:24 1.42 0.00 1.42 0.00 0.00 339.46 0.00 03:50:14 1.37 0.00 1.37 0.01 0.00 100.35 0.20 04:00:01 3.43 0.04 2.73 0.66 1.46 131.60 2129.82 Average: 4.39 0.28 2.82 1.29 21.92 327.63 9395.40 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:16 6290192 7537444 283104 3.48 30560 1422368 527876 5.75 445484 1183124 132 02:20:14 6289440 7537240 283328 3.48 30776 1422692 527892 5.75 445588 1183664 184 02:30:02 6297444 7545780 274652 3.38 30964 1423020 528064 5.75 445768 1184180 276 02:40:19 6297220 7546116 274304 3.37 31188 1423348 528096 5.75 445856 1184732 132 02:50:04 6297220 7546652 273764 3.37 31392 1423672 528160 5.75 446108 1185260 188 03:00:01 6287224 7547460 272732 3.35 31744 1433968 555524 6.05 459288 1186676 192 03:10:14 5068344 7170464 601312 7.39 85176 2181112 846992 9.23 800016 1941696 132 03:20:23 5005700 7108356 663404 8.16 85292 2181548 798244 8.69 751384 1942232 224 03:30:01 5095652 7217476 554176 6.81 85440 2200568 834076 9.08 771168 1961416 156 03:40:24 4901820 7126040 644396 7.92 85580 2301640 934048 10.17 870640 2062628 136 03:50:14 4868512 7117992 651832 8.02 85784 2326348 1107060 12.06 855896 2087408 240 04:00:01 5140052 7353212 424224 5.22 87044 2295404 669608 7.29 647948 2057464 168744 Average: 5653235 7362853 433436 5.33 58412 1836307 698803 7.61 615429 1596707 14228 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:16 ens3 1.33 0.06 0.13 0.01 0.00 0.00 0.00 0.00 02:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:14 ens3 0.38 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:02 ens3 1.30 0.04 3.92 0.01 0.00 0.00 0.00 0.00 02:40:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:19 ens3 0.32 0.07 0.08 0.03 0.00 0.00 0.00 0.00 02:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:04 ens3 0.24 0.07 0.07 0.04 0.00 0.00 0.00 0.00 03:00:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.41 0.16 0.13 0.41 0.00 0.00 0.00 0.00 03:10:14 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:14 ens3 85.66 65.73 737.67 12.38 0.00 0.00 0.00 0.00 03:20:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:23 ens3 31.79 29.27 527.44 1.93 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 70.10 67.05 1194.93 4.45 0.00 0.00 0.00 0.00 03:40:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:24 ens3 23.28 21.98 393.85 1.49 0.00 0.00 0.00 0.00 03:50:14 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:50:14 ens3 21.51 20.01 352.40 1.35 0.00 0.00 0.00 0.00 04:00:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 04:00:01 ens3 29.19 23.48 302.42 20.17 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 22.10 18.95 291.32 3.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11231) 05/06/26 _x86_64_ (2 CPU) 01:58:34 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:16 all 0.29 0.00 0.09 0.55 0.02 99.05 02:10:16 0 0.27 0.00 0.09 1.05 0.03 98.56 02:10:16 1 0.32 0.00 0.09 0.04 0.02 99.53 02:20:14 all 0.26 0.00 0.08 0.04 0.09 99.52 02:20:14 0 0.29 0.00 0.09 0.01 0.05 99.56 02:20:14 1 0.24 0.00 0.07 0.08 0.14 99.48 02:30:02 all 0.31 0.00 0.17 0.12 0.02 99.38 02:30:02 0 0.20 0.00 0.16 0.18 0.02 99.44 02:30:02 1 0.42 0.00 0.18 0.06 0.02 99.32 02:40:19 all 0.26 0.00 0.08 0.02 0.02 99.63 02:40:19 0 0.37 0.00 0.08 0.02 0.02 99.51 02:40:19 1 0.14 0.00 0.08 0.02 0.02 99.75 02:50:04 all 0.28 0.00 0.07 0.04 0.03 99.58 02:50:04 0 0.18 0.00 0.09 0.08 0.03 99.62 02:50:04 1 0.38 0.00 0.06 0.01 0.02 99.53 03:00:01 all 0.32 0.00 0.19 0.09 0.02 99.38 03:00:01 0 0.25 0.00 0.20 0.12 0.02 99.42 03:00:01 1 0.40 0.00 0.19 0.05 0.02 99.34 03:10:14 all 11.42 0.00 1.85 0.61 0.06 86.06 03:10:14 0 14.05 0.00 2.10 0.66 0.07 83.12 03:10:14 1 8.80 0.00 1.59 0.55 0.06 88.99 03:20:23 all 0.64 0.00 0.28 0.04 0.04 98.99 03:20:23 0 0.63 0.00 0.31 0.03 0.04 98.98 03:20:23 1 0.64 0.00 0.25 0.05 0.04 99.01 03:30:01 all 1.16 0.00 0.67 0.05 0.05 98.08 03:30:01 0 1.57 0.00 1.00 0.03 0.07 97.32 03:30:01 1 0.74 0.00 0.34 0.06 0.03 98.83 03:40:24 all 0.79 0.00 0.21 0.03 0.06 98.91 03:40:24 0 0.92 0.00 0.28 0.03 0.07 98.70 03:40:24 1 0.66 0.00 0.15 0.03 0.05 99.11 03:50:14 all 0.72 0.00 0.27 0.02 0.05 98.94 03:50:14 0 0.57 0.00 0.17 0.02 0.05 99.20 03:50:14 1 0.87 0.00 0.37 0.03 0.06 98.68 03:50:14 CPU %user %nice %system %iowait %steal %idle 04:00:01 all 2.83 0.00 0.53 0.15 0.05 96.44 04:00:01 0 4.69 0.00 0.76 0.08 0.07 94.39 04:00:01 1 0.97 0.00 0.29 0.22 0.04 98.48 Average: all 1.62 0.00 0.38 0.15 0.04 97.81 Average: 0 2.01 0.00 0.44 0.20 0.04 97.30 Average: 1 1.23 0.00 0.31 0.10 0.04 98.32