---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2693 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 785 4922 4 2526 7156 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:89:39:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.206/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78732sec preferred_lft 78732sec inet6 fe80::f816:3eff:fe89:391f/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-2693) 04/14/26 _x86_64_ (2 CPU) 05:08:08 LINUX RESTART (2 CPU) 05:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:20:01 1.25 0.03 1.22 0.00 1.28 14.84 0.12 05:30:42 2.03 0.30 1.69 0.04 36.58 71.84 612.66 05:40:12 1.29 0.00 1.27 0.01 0.00 15.24 0.79 05:50:01 1.17 0.00 1.17 0.00 0.00 14.22 0.04 06:00:02 1.41 0.00 1.40 0.01 0.00 16.80 434.45 06:10:32 3.43 1.27 2.12 0.05 91.92 199.19 3.34 06:20:01 36.00 1.79 17.78 16.43 139.08 3113.72 113467.53 06:30:12 1.50 0.01 1.47 0.02 0.09 18.29 0.76 06:40:42 1.24 0.00 1.24 0.00 0.00 15.63 0.00 06:50:01 1.54 0.00 1.52 0.02 0.00 429.05 0.24 07:00:52 1.59 0.00 1.56 0.04 0.00 150.77 0.79 07:10:12 1.43 0.00 1.41 0.02 0.00 17.76 0.26 Average: 4.35 0.28 2.76 1.32 22.40 326.08 9056.39 05:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 6284036 7534844 285380 3.51 30600 1425792 536444 5.84 444676 1187072 140 05:30:42 6233496 7513212 306196 3.77 31024 1453884 735104 8.01 461924 1204512 156 05:40:12 6240608 7520852 298540 3.67 31228 1454208 735104 8.01 461988 1205028 168 05:50:01 6240104 7520816 298596 3.67 31376 1454500 735104 8.01 462020 1205492 128 06:00:02 6248824 7530196 289212 3.56 31548 1454968 735304 8.01 462248 1206004 272 06:10:32 5980632 7395888 416228 5.12 42252 1571876 842048 9.17 596160 1321028 55700 06:20:01 5043560 7157784 613452 7.54 85216 2193032 1039020 11.32 806196 1952152 120 06:30:12 5125236 7240040 531116 6.53 85344 2193508 962164 10.48 729452 1952724 176 06:40:42 5141832 7271748 499432 6.14 85464 2208476 980904 10.68 732124 1967836 14576 06:50:01 4931320 7163828 606068 7.45 85612 2309792 1086916 11.84 838632 2069308 176 07:00:52 4715660 6992364 776712 9.55 85824 2353176 1216564 13.25 968672 2112768 164 07:10:12 4740780 7018064 750964 9.23 85988 2353616 1171232 12.76 922820 2113340 204 Average: 5577174 7321636 472658 5.81 59290 1868902 897992 9.78 657243 1624772 5998 05:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:01 ens3 1.01 0.07 0.12 0.04 0.00 0.00 0.00 0.00 05:30:42 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:30:42 ens3 0.77 0.25 2.96 0.07 0.00 0.00 0.00 0.00 05:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:12 ens3 0.48 0.05 0.97 0.03 0.00 0.00 0.00 0.00 05:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:01 ens3 0.46 0.03 0.99 0.01 0.00 0.00 0.00 0.00 06:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:02 ens3 0.22 0.05 0.07 0.03 0.00 0.00 0.00 0.00 06:10:32 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 06:10:32 ens3 19.90 11.90 77.00 4.53 0.00 0.00 0.00 0.00 06:20:01 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 06:20:01 ens3 75.17 59.96 678.79 8.96 0.00 0.00 0.00 0.00 06:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:30:12 ens3 29.88 26.58 448.97 1.77 0.00 0.00 0.00 0.00 06:40:42 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:40:42 ens3 75.71 71.08 1230.82 4.69 0.00 0.00 0.00 0.00 06:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:50:01 ens3 24.42 22.03 374.05 1.50 0.00 0.00 0.00 0.00 07:00:52 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:00:52 ens3 28.03 26.82 446.56 1.81 0.00 0.00 0.00 0.00 07:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:10:12 ens3 12.87 11.45 199.51 0.78 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 22.52 19.32 291.54 2.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-2693) 04/14/26 _x86_64_ (2 CPU) 05:08:08 LINUX RESTART (2 CPU) 05:10:12 CPU %user %nice %system %iowait %steal %idle 05:20:01 all 0.29 0.00 0.08 0.05 0.03 99.55 05:20:01 0 0.17 0.00 0.07 0.06 0.03 99.68 05:20:01 1 0.42 0.00 0.09 0.05 0.02 99.42 05:30:42 all 0.40 0.00 0.19 0.14 0.03 99.24 05:30:42 0 0.42 0.00 0.18 0.06 0.03 99.31 05:30:42 1 0.37 0.00 0.21 0.22 0.03 99.17 05:40:12 all 0.27 0.00 0.07 0.06 0.03 99.57 05:40:12 0 0.06 0.00 0.09 0.09 0.03 99.72 05:40:12 1 0.48 0.00 0.05 0.02 0.02 99.43 05:50:01 all 0.26 0.00 0.08 0.15 0.02 99.49 05:50:01 0 0.39 0.00 0.09 0.26 0.02 99.25 05:50:01 1 0.13 0.00 0.07 0.05 0.02 99.74 06:00:02 all 0.27 0.00 0.16 0.17 0.02 99.39 06:00:02 0 0.45 0.00 0.14 0.21 0.02 99.19 06:00:02 1 0.09 0.00 0.18 0.13 0.02 99.58 06:10:32 all 1.50 0.00 0.28 0.20 0.02 97.99 06:10:32 0 0.82 0.00 0.25 0.06 0.02 98.85 06:10:32 1 2.19 0.00 0.32 0.34 0.03 97.13 06:20:01 all 10.72 0.00 1.75 1.50 0.06 85.97 06:20:01 0 11.45 0.00 1.82 1.54 0.06 85.13 06:20:01 1 10.00 0.00 1.69 1.46 0.05 86.81 06:30:12 all 0.62 0.00 0.35 0.11 0.04 98.88 06:30:12 0 0.65 0.00 0.40 0.12 0.05 98.79 06:30:12 1 0.59 0.00 0.30 0.11 0.04 98.97 06:40:42 all 1.13 0.00 0.59 0.17 0.05 98.07 06:40:42 0 1.45 0.00 0.72 0.10 0.05 97.68 06:40:42 1 0.81 0.00 0.46 0.23 0.04 98.46 06:50:01 all 0.80 0.00 0.22 0.25 0.04 98.69 06:50:01 0 0.93 0.00 0.27 0.35 0.05 98.39 06:50:01 1 0.68 0.00 0.17 0.15 0.03 98.98 07:00:52 all 0.79 0.00 0.35 0.06 0.04 98.76 07:00:52 0 0.77 0.00 0.28 0.06 0.04 98.86 07:00:52 1 0.80 0.00 0.42 0.06 0.05 98.66 07:00:52 CPU %user %nice %system %iowait %steal %idle 07:10:12 all 0.56 0.00 0.22 0.09 0.04 99.07 07:10:12 0 0.66 0.00 0.27 0.09 0.04 98.94 07:10:12 1 0.47 0.00 0.17 0.10 0.05 99.21 Average: all 1.43 0.00 0.36 0.24 0.03 97.94 Average: 0 1.47 0.00 0.38 0.24 0.04 97.87 Average: 1 1.39 0.00 0.34 0.24 0.03 98.00