---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10975 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 783 4886 4 2563 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:89:9f:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.222/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78994sec preferred_lft 78994sec inet6 fe80::f816:3eff:fe89:9f8a/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-10975) 05/05/26 _x86_64_ (2 CPU) 01:47:58 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 14.77 0.28 1.93 12.56 32.37 78.08 109636.88 02:10:21 1.47 0.01 1.45 0.01 1.07 17.22 0.40 02:20:01 1.35 0.00 1.35 0.00 0.01 15.71 0.00 02:30:01 1.56 0.00 1.54 0.01 0.00 18.46 0.27 02:40:21 1.37 0.00 1.37 0.00 0.00 17.04 0.03 02:50:01 1.39 0.00 1.39 0.00 0.00 16.63 0.06 03:00:02 22.79 3.02 17.51 2.25 227.84 3168.77 902.25 03:10:11 1.33 0.00 1.33 0.00 0.00 16.36 0.00 03:20:21 1.31 0.00 1.31 0.00 0.00 64.00 0.00 03:30:01 1.92 0.00 1.87 0.05 0.00 448.67 0.90 03:40:21 1.40 0.00 1.39 0.01 0.00 138.32 0.19 03:50:01 1.46 0.04 1.41 0.00 1.48 27.43 0.00 Average: 4.34 0.28 2.82 1.24 21.92 335.02 9210.29 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6249096 7521848 297980 3.66 30736 1447332 726984 7.92 463548 1200232 276 02:10:21 6271548 7545168 274684 3.38 30952 1447972 532688 5.80 458352 1200776 208 02:20:01 6270096 7544196 275640 3.39 31100 1448296 532844 5.80 458440 1201244 44 02:30:01 6264064 7538680 281116 3.46 31276 1448624 532876 5.80 458492 1201748 168 02:40:21 6257288 7532560 287116 3.53 31468 1449084 588020 6.40 463948 1202284 228 02:50:01 6257288 7533064 286656 3.52 31632 1449412 533008 5.81 459272 1202768 160 03:00:02 5100644 7218412 552768 6.80 85044 2196648 810356 8.83 766276 1957832 168 03:10:11 5158828 7277120 494188 6.08 85136 2197056 761000 8.29 716048 1958360 132 03:20:21 5137992 7271428 499884 6.15 85288 2212052 789132 8.60 728392 1973508 216 03:30:01 4834412 7093756 675720 8.31 85512 2336332 959484 10.45 898384 2097864 280 03:40:21 4785424 7083596 685260 8.43 85680 2374428 953728 10.39 893624 2136148 204 03:50:01 5082144 7402880 373176 4.59 85848 2403248 594336 6.47 578228 2164864 209372 Average: 5639069 7380226 415349 5.11 58306 1867540 692871 7.55 611917 1624802 17621 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 1.13 0.27 3.17 0.05 0.00 0.00 0.00 0.00 02:10:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:21 ens3 0.40 0.05 0.06 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.22 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.27 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:40:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:21 ens3 0.34 0.07 0.10 0.05 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.32 0.08 0.11 0.06 0.00 0.00 0.00 0.00 03:00:02 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:02 ens3 89.94 65.74 685.43 13.03 0.00 0.00 0.00 0.00 03:10:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:11 ens3 28.31 25.21 450.17 1.66 0.00 0.00 0.00 0.00 03:20:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:21 ens3 74.27 70.94 1184.71 4.66 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 25.80 24.61 409.76 1.68 0.00 0.00 0.00 0.00 03:40:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:21 ens3 24.58 23.62 399.68 1.59 0.00 0.00 0.00 0.00 03:50:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 36.89 27.96 318.23 26.46 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 23.58 19.94 289.01 4.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10975) 05/05/26 _x86_64_ (2 CPU) 01:47:58 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.39 0.00 0.20 0.04 0.03 99.34 02:00:01 0 0.39 0.00 0.20 0.04 0.03 99.35 02:00:01 1 0.38 0.00 0.21 0.04 0.03 99.33 02:10:21 all 0.27 0.00 0.07 0.01 0.03 99.62 02:10:21 0 0.44 0.00 0.05 0.00 0.02 99.48 02:10:21 1 0.11 0.00 0.08 0.01 0.04 99.76 02:20:01 all 0.19 0.00 0.08 0.01 0.03 99.70 02:20:01 0 0.04 0.00 0.08 0.01 0.03 99.83 02:20:01 1 0.34 0.00 0.07 0.01 0.03 99.56 02:30:01 all 0.25 0.00 0.16 0.01 0.03 99.56 02:30:01 0 0.23 0.00 0.15 0.01 0.02 99.59 02:30:01 1 0.28 0.00 0.16 0.01 0.03 99.52 02:40:21 all 0.27 0.00 0.08 0.01 0.03 99.62 02:40:21 0 0.46 0.00 0.06 0.02 0.02 99.43 02:40:21 1 0.08 0.00 0.09 0.00 0.03 99.80 02:50:01 all 0.24 0.00 0.08 0.01 0.03 99.65 02:50:01 0 0.42 0.00 0.06 0.01 0.02 99.48 02:50:01 1 0.07 0.00 0.09 0.01 0.03 99.81 03:00:02 all 11.03 0.00 1.85 0.56 0.06 86.50 03:00:02 0 11.55 0.00 1.71 0.52 0.05 86.17 03:00:02 1 10.50 0.00 2.00 0.59 0.08 86.84 03:10:11 all 0.58 0.00 0.25 0.01 0.07 99.11 03:10:11 0 0.52 0.00 0.13 0.00 0.04 99.30 03:10:11 1 0.63 0.00 0.36 0.01 0.09 98.91 03:20:21 all 1.07 0.00 0.56 0.01 0.07 98.29 03:20:21 0 0.80 0.00 0.35 0.01 0.07 98.78 03:20:21 1 1.35 0.00 0.76 0.01 0.08 97.80 03:30:01 all 0.82 0.00 0.31 0.02 0.07 98.77 03:30:01 0 0.84 0.00 0.29 0.03 0.07 98.78 03:30:01 1 0.80 0.00 0.33 0.02 0.08 98.76 03:40:21 all 0.61 0.00 0.24 0.01 0.08 99.06 03:40:21 0 0.45 0.00 0.12 0.01 0.06 99.36 03:40:21 1 0.77 0.00 0.36 0.00 0.10 98.77 03:40:21 CPU %user %nice %system %iowait %steal %idle 03:50:01 all 2.00 0.00 0.33 0.01 0.08 97.58 03:50:01 0 2.45 0.00 0.26 0.01 0.05 97.23 03:50:01 1 1.55 0.00 0.40 0.01 0.11 97.94 Average: all 1.47 0.00 0.35 0.06 0.05 98.07 Average: 0 1.55 0.00 0.29 0.06 0.04 98.07 Average: 1 1.40 0.00 0.41 0.06 0.06 98.07