---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6898 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 732 5083 4 2416 7209 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:44:76:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78607sec preferred_lft 78607sec inet6 fe80::f816:3eff:fe44:7602/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6898) 04/23/26 _x86_64_ (2 CPU) 01:48:07 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 2.06 0.35 1.69 0.03 41.37 76.43 872.53 02:10:03 1.37 0.03 1.33 0.01 2.19 15.85 0.76 02:20:01 1.21 0.00 1.19 0.02 0.01 14.51 1.20 02:30:01 1.53 0.00 1.50 0.03 0.00 19.24 436.74 02:40:00 1.37 0.00 1.34 0.02 0.00 16.19 219.61 02:50:01 1.37 0.00 1.36 0.01 0.00 15.90 0.97 03:00:01 37.21 3.01 19.26 14.94 226.60 3115.86 109377.43 03:10:02 1.40 0.00 1.39 0.01 0.00 17.86 0.09 03:20:01 1.34 0.00 1.34 0.00 0.00 22.93 0.33 03:30:01 1.61 0.00 1.59 0.03 0.00 179.27 1.63 03:40:03 1.48 0.00 1.47 0.01 0.00 214.62 1.37 03:50:01 1.41 0.00 1.41 0.00 0.00 16.94 0.00 Average: 4.45 0.28 2.91 1.26 22.52 310.59 9245.16 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6252084 7527180 292908 3.60 30776 1449616 525204 5.72 453528 1200244 240 02:10:03 6261736 7538028 282012 3.47 30992 1450588 525200 5.72 454144 1200872 168 02:20:01 6261920 7538772 281252 3.46 31212 1450916 525336 5.72 454220 1201420 148 02:30:01 6254928 7532364 287556 3.54 31452 1451248 580512 6.32 459316 1201988 264 02:40:00 6260760 7538872 281084 3.46 31668 1451700 525432 5.72 454468 1202532 124 02:50:01 6260256 7538920 280996 3.46 31884 1452028 525496 5.72 455012 1203076 124 03:00:01 5102120 7213164 558360 6.87 85148 2190004 817224 8.90 775884 1949172 156 03:10:02 5097240 7208832 562672 6.92 85288 2190416 732816 7.98 690712 1949724 252 03:20:01 5204416 7318540 452952 5.57 85440 2192804 726956 7.92 668408 1952256 196 03:30:01 5083556 7246960 524292 6.45 85604 2241668 806208 8.78 748396 2001160 636 03:40:03 4875164 7099024 671256 8.25 85748 2301148 922444 10.05 864604 2060788 192 03:50:01 4926304 7150700 619572 7.62 85848 2301576 887524 9.67 829752 2061316 240 Average: 5653374 7370946 424576 5.22 58422 1843643 675029 7.35 609037 1598712 228 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 1.48 0.23 3.21 0.05 0.00 0.00 0.00 0.00 02:10:03 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:10:03 ens3 0.40 0.06 0.06 0.02 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 0.21 0.03 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 0.19 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 0.28 0.07 0.08 0.03 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 0.20 0.05 0.07 0.03 0.00 0.00 0.00 0.00 03:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 93.99 69.15 742.31 13.11 0.00 0.00 0.00 0.00 03:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:02 ens3 30.47 27.87 458.45 1.84 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 74.93 71.40 1188.91 4.68 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 21.89 20.50 332.98 1.41 0.00 0.00 0.00 0.00 03:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:03 ens3 24.91 24.29 407.80 1.62 0.00 0.00 0.00 0.00 03:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 5.50 4.95 76.84 0.36 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 21.20 18.22 267.47 1.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6898) 04/23/26 _x86_64_ (2 CPU) 01:48:07 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.35 0.00 0.22 0.03 0.03 99.36 02:00:01 0 0.32 0.00 0.22 0.03 0.03 99.40 02:00:01 1 0.39 0.00 0.23 0.03 0.03 99.32 02:10:03 all 0.29 0.00 0.09 0.01 0.03 99.59 02:10:03 0 0.52 0.00 0.07 0.00 0.02 99.39 02:10:03 1 0.07 0.00 0.10 0.02 0.03 99.78 02:20:01 all 0.23 0.00 0.08 0.02 0.03 99.65 02:20:01 0 0.41 0.00 0.06 0.01 0.02 99.50 02:20:01 1 0.04 0.00 0.10 0.02 0.03 99.80 02:30:01 all 0.23 0.00 0.19 0.19 0.03 99.36 02:30:01 0 0.20 0.00 0.19 0.26 0.03 99.33 02:30:01 1 0.27 0.00 0.19 0.13 0.03 99.39 02:40:00 all 0.26 0.00 0.08 0.03 0.02 99.61 02:40:00 0 0.45 0.00 0.06 0.02 0.02 99.46 02:40:00 1 0.07 0.00 0.10 0.05 0.03 99.77 02:50:01 all 0.23 0.00 0.08 0.01 0.02 99.65 02:50:01 0 0.41 0.00 0.06 0.01 0.02 99.50 02:50:01 1 0.05 0.00 0.10 0.01 0.03 99.81 03:00:01 all 11.58 0.00 1.94 1.07 0.06 85.35 03:00:01 0 13.75 0.00 1.94 1.03 0.05 83.23 03:00:01 1 9.40 0.00 1.95 1.11 0.07 87.47 03:10:02 all 0.60 0.00 0.27 0.01 0.05 99.07 03:10:02 0 0.69 0.00 0.31 0.01 0.05 98.94 03:10:02 1 0.51 0.00 0.23 0.01 0.04 99.21 03:20:01 all 1.06 0.00 0.56 0.01 0.06 98.31 03:20:01 0 0.91 0.00 0.45 0.01 0.07 98.56 03:20:01 1 1.21 0.00 0.68 0.01 0.05 98.06 03:30:01 all 0.74 0.00 0.28 0.01 0.06 98.92 03:30:01 0 0.79 0.00 0.29 0.01 0.06 98.86 03:30:01 1 0.68 0.00 0.27 0.02 0.05 98.98 03:40:03 all 0.69 0.00 0.23 0.02 0.06 99.00 03:40:03 0 0.76 0.00 0.28 0.01 0.07 98.89 03:40:03 1 0.62 0.00 0.19 0.02 0.05 99.12 03:40:03 CPU %user %nice %system %iowait %steal %idle 03:50:01 all 0.42 0.00 0.18 0.01 0.06 99.33 03:50:01 0 0.42 0.00 0.21 0.01 0.06 99.29 03:50:01 1 0.43 0.00 0.14 0.01 0.06 99.37 Average: all 1.39 0.00 0.35 0.12 0.04 98.10 Average: 0 1.63 0.00 0.34 0.12 0.04 97.86 Average: 1 1.14 0.00 0.35 0.12 0.04 98.34