---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8167 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 8.2G 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 784 4878 4 2579 7157 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:15:7b:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.30/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78648sec preferred_lft 78648sec inet6 fe80::f816:3eff:fe15:7b9d/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-8167) 03/23/26 _x86_64_ (2 CPU) 00:36:42 LINUX RESTART (2 CPU) 00:40:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:15 1.32 0.02 1.28 0.01 1.24 15.60 0.72 01:00:15 15.69 13.55 2.07 0.08 151.17 45.91 443.60 01:10:15 1.40 0.00 1.39 0.02 0.00 16.56 1.20 01:20:05 1.91 0.32 1.56 0.03 39.65 73.20 1.42 01:30:15 1.58 0.00 1.55 0.03 0.00 18.40 426.82 01:40:15 1.36 0.00 1.34 0.01 0.00 15.80 1.08 01:50:15 21.61 3.01 16.36 2.24 227.18 3101.08 639.08 02:00:05 1.66 0.01 1.64 0.02 0.49 31.82 0.23 02:10:15 14.58 0.00 1.31 13.26 0.14 16.89 105147.40 02:20:05 1.38 0.00 1.36 0.02 0.00 284.07 2.26 02:30:15 1.65 0.00 1.61 0.04 0.00 274.85 3.96 02:40:15 1.22 0.00 1.21 0.02 0.00 15.89 3.07 Average: 5.46 1.41 2.72 1.33 34.94 325.74 9028.17 00:40:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:15 6286528 7537044 283200 3.48 30648 1425732 529380 5.77 446588 1187264 128 01:00:15 6216700 7524396 286608 3.52 34848 1470360 529372 5.77 447284 1235484 292 01:10:15 6224336 7532588 278412 3.42 35072 1470684 529676 5.77 447460 1236032 124 01:20:05 6170080 7506984 303352 3.73 35472 1498552 726808 7.92 465072 1253224 244 01:30:15 6183296 7520936 289388 3.56 35692 1499004 726876 7.92 465028 1253792 180 01:40:15 6197436 7535612 274736 3.38 35888 1499340 726992 7.92 464116 1254312 124 01:50:15 5257620 7421724 340460 4.19 88932 2231136 791992 8.63 581048 1993620 2292 02:00:05 4929752 7094776 667272 8.20 89084 2231984 1097556 11.95 859860 1994620 236 02:10:15 4954560 7120276 641732 7.89 89212 2232548 1087388 11.84 832404 1995284 164 02:20:05 4908428 7154500 606872 7.46 89400 2312116 1068716 11.64 815060 2075036 240 02:30:15 4720148 7045808 714156 8.78 89580 2390432 1174380 12.79 921096 2153408 180 02:40:15 4681196 7007484 752468 9.25 89744 2390892 1142124 12.44 888212 2154032 196 Average: 5560840 7333511 453221 5.57 61964 1887732 844272 9.20 636102 1648842 367 00:40:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:15 ens3 1.05 0.08 0.14 0.05 0.00 0.00 0.00 0.00 01:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:15 ens3 0.45 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:15 ens3 0.34 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:20:05 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:05 ens3 0.58 0.25 3.16 0.07 0.00 0.00 0.00 0.00 01:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:15 ens3 0.25 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:15 ens3 0.51 0.27 0.11 0.60 0.00 0.00 0.00 0.00 01:50:15 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 01:50:15 ens3 60.88 39.48 295.08 10.75 0.00 0.00 0.00 0.00 02:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:05 ens3 41.40 36.11 604.54 2.69 0.00 0.00 0.00 0.00 02:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:15 ens3 80.37 76.07 1307.26 4.98 0.00 0.00 0.00 0.00 02:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:05 ens3 30.70 29.56 489.58 1.97 0.00 0.00 0.00 0.00 02:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:15 ens3 29.90 29.24 495.52 1.94 0.00 0.00 0.00 0.00 02:40:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:15 ens3 8.15 7.62 133.73 0.55 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 21.26 18.29 278.37 1.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8167) 03/23/26 _x86_64_ (2 CPU) 00:36:42 LINUX RESTART (2 CPU) 00:40:15 CPU %user %nice %system %iowait %steal %idle 00:50:15 all 0.27 0.00 0.08 0.01 0.03 99.62 00:50:15 0 0.42 0.00 0.06 0.00 0.03 99.49 00:50:15 1 0.12 0.00 0.09 0.02 0.04 99.74 01:00:15 all 0.27 0.17 0.23 0.13 0.04 99.16 01:00:15 0 0.14 0.34 0.29 0.22 0.04 98.97 01:00:15 1 0.40 0.00 0.17 0.05 0.03 99.35 01:10:15 all 0.25 0.00 0.07 0.01 0.03 99.64 01:10:15 0 0.42 0.00 0.05 0.01 0.03 99.50 01:10:15 1 0.07 0.00 0.10 0.01 0.04 99.78 01:20:05 all 0.40 0.00 0.11 0.02 0.03 99.44 01:20:05 0 0.40 0.00 0.11 0.03 0.03 99.43 01:20:05 1 0.39 0.00 0.10 0.02 0.04 99.46 01:30:15 all 0.25 0.00 0.14 0.01 0.04 99.56 01:30:15 0 0.07 0.00 0.16 0.01 0.04 99.72 01:30:15 1 0.43 0.00 0.12 0.01 0.03 99.40 01:40:15 all 0.26 0.00 0.07 0.01 0.03 99.63 01:40:15 0 0.18 0.00 0.08 0.00 0.03 99.70 01:40:15 1 0.33 0.00 0.05 0.02 0.03 99.56 01:50:15 all 10.70 0.00 1.66 0.52 0.05 87.07 01:50:15 0 8.47 0.00 1.47 0.58 0.04 89.44 01:50:15 1 12.94 0.00 1.86 0.46 0.06 84.69 02:00:05 all 0.80 0.00 0.40 0.02 0.07 98.71 02:00:05 0 1.08 0.00 0.46 0.01 0.07 98.37 02:00:05 1 0.53 0.00 0.33 0.02 0.07 99.05 02:10:15 all 1.02 0.00 0.56 0.04 0.08 98.31 02:10:15 0 0.63 0.00 0.26 0.02 0.06 99.02 02:10:15 1 1.41 0.00 0.86 0.05 0.09 97.59 02:20:05 all 0.79 0.00 0.27 0.01 0.07 98.86 02:20:05 0 0.85 0.00 0.28 0.01 0.10 98.77 02:20:05 1 0.73 0.00 0.26 0.02 0.05 98.95 02:30:15 all 0.81 0.00 0.32 0.03 0.06 98.78 02:30:15 0 0.99 0.00 0.41 0.03 0.07 98.50 02:30:15 1 0.64 0.00 0.22 0.02 0.05 99.07 02:30:15 CPU %user %nice %system %iowait %steal %idle 02:40:15 all 0.47 0.00 0.17 0.01 0.06 99.29 02:40:15 0 0.41 0.00 0.24 0.01 0.09 99.25 02:40:15 1 0.53 0.00 0.11 0.00 0.03 99.33 Average: all 1.36 0.01 0.34 0.07 0.05 98.17 Average: 0 1.17 0.03 0.32 0.08 0.05 98.35 Average: 1 1.54 0.00 0.35 0.06 0.05 98.00