---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-53396 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 760 5037 4 2434 7181 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:68:4e:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79007sec preferred_lft 79007sec inet6 fe80::f816:3eff:fe68:4ea2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53396) 03/27/26 _x86_64_ (2 CPU) 05:13:55 LINUX RESTART (2 CPU) 05:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:18 13.91 0.01 1.70 12.21 0.19 26.90 106449.26 05:40:18 1.32 0.00 1.32 0.00 0.00 14.84 0.00 05:50:01 1.33 0.00 1.33 0.00 0.00 15.27 0.00 06:00:08 1.62 0.00 1.61 0.01 0.00 19.05 430.47 06:10:18 1.30 0.00 1.30 0.00 0.00 14.94 0.00 06:20:01 22.13 3.11 16.75 2.27 233.88 2585.53 650.57 06:30:18 3.18 0.02 3.11 0.04 1.05 613.99 2.36 06:40:18 1.30 0.00 1.30 0.00 0.00 16.51 0.00 06:50:18 1.36 0.00 1.34 0.02 0.00 206.04 0.57 07:00:18 1.72 0.00 1.67 0.05 0.00 219.47 1.87 07:10:18 1.45 0.00 1.44 0.01 0.00 17.65 0.48 Average: 4.58 0.28 2.95 1.35 20.72 335.05 10031.89 05:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:18 6250484 7530108 289776 3.56 30908 1453960 722464 7.87 468836 1203960 124 05:40:18 6251828 7531952 287928 3.54 31068 1454292 722472 7.87 468952 1204452 188 05:50:01 6251076 7531704 288168 3.54 31244 1454612 722472 7.87 468908 1204948 164 06:00:08 6255068 7536228 283616 3.49 31444 1454940 722484 7.87 469168 1205468 176 06:10:18 6253052 7534844 284996 3.50 31612 1455396 722644 7.87 469352 1205972 212 06:20:01 5280956 7392676 378992 4.66 85116 2190704 812972 8.85 616952 1949348 178708 06:30:18 5072964 7185764 585964 7.21 85272 2191688 1001532 10.91 781728 1950368 160 06:40:18 5023852 7137332 634456 7.80 85428 2192224 1036972 11.29 799176 1951052 256 06:50:18 5097424 7268800 502664 6.18 85588 2249644 971588 10.58 735092 2008632 248 07:00:18 4856596 7089384 681048 8.37 85808 2309996 1109440 12.08 873256 2069084 156 07:10:18 4902852 7136232 634176 7.80 85980 2310408 1067920 11.63 831756 2069668 180 Average: 5590559 7352275 441071 5.42 60861 1883442 873905 9.52 634834 1638450 16416 05:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:18 ens3 0.76 0.10 0.14 0.06 0.00 0.00 0.00 0.00 05:40:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:18 ens3 0.39 0.04 0.05 0.02 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 0.34 0.04 0.06 0.01 0.00 0.00 0.00 0.00 06:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:08 ens3 0.29 0.05 0.07 0.03 0.00 0.00 0.00 0.00 06:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:10:18 ens3 0.26 0.03 0.05 0.01 0.00 0.00 0.00 0.00 06:20:01 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 06:20:01 ens3 42.41 28.86 302.22 7.80 0.00 0.00 0.00 0.00 06:30:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:30:18 ens3 30.47 24.17 500.55 4.46 0.00 0.00 0.00 0.00 06:40:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:40:18 ens3 43.77 42.81 1346.40 2.86 0.00 0.00 0.00 0.00 06:50:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:50:18 ens3 14.53 13.57 410.91 0.95 0.00 0.00 0.00 0.00 07:00:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:00:18 ens3 17.95 17.61 540.46 1.21 0.00 0.00 0.00 0.00 07:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:10:18 ens3 3.38 2.77 76.17 0.24 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 13.98 11.78 288.56 1.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53396) 03/27/26 _x86_64_ (2 CPU) 05:13:55 LINUX RESTART (2 CPU) 05:20:01 CPU %user %nice %system %iowait %steal %idle 05:30:18 all 0.29 0.00 0.17 0.03 0.02 99.49 05:30:18 0 0.51 0.00 0.16 0.04 0.01 99.28 05:30:18 1 0.08 0.00 0.19 0.02 0.03 99.69 05:40:18 all 0.25 0.00 0.08 0.01 0.02 99.65 05:40:18 0 0.25 0.00 0.07 0.02 0.02 99.64 05:40:18 1 0.24 0.00 0.08 0.01 0.02 99.65 05:50:01 all 0.24 0.00 0.08 0.01 0.02 99.65 05:50:01 0 0.26 0.00 0.07 0.01 0.02 99.64 05:50:01 1 0.22 0.00 0.08 0.01 0.02 99.66 06:00:08 all 0.28 0.00 0.15 0.01 0.02 99.53 06:00:08 0 0.21 0.00 0.15 0.01 0.02 99.61 06:00:08 1 0.35 0.00 0.16 0.02 0.02 99.45 06:10:18 all 0.25 0.00 0.08 0.01 0.02 99.65 06:10:18 0 0.06 0.00 0.08 0.01 0.02 99.83 06:10:18 1 0.44 0.00 0.07 0.00 0.02 99.47 06:20:01 all 11.01 0.00 1.60 0.58 0.05 86.76 06:20:01 0 9.16 0.00 1.49 0.76 0.05 88.54 06:20:01 1 12.87 0.00 1.71 0.40 0.04 84.99 06:30:18 all 0.92 0.00 0.41 0.03 0.05 98.59 06:30:18 0 0.78 0.00 0.29 0.01 0.04 98.88 06:30:18 1 1.06 0.00 0.53 0.04 0.07 98.30 06:40:18 all 1.05 0.00 0.52 0.01 0.06 98.37 06:40:18 0 0.63 0.00 0.30 0.01 0.07 99.00 06:40:18 1 1.47 0.00 0.74 0.01 0.05 97.74 06:50:18 all 0.73 0.00 0.25 0.01 0.06 98.95 06:50:18 0 0.76 0.00 0.20 0.01 0.06 98.97 06:50:18 1 0.71 0.00 0.29 0.01 0.06 98.94 07:00:18 all 0.79 0.00 0.32 0.02 0.06 98.80 07:00:18 0 0.68 0.00 0.27 0.01 0.05 98.98 07:00:18 1 0.89 0.00 0.38 0.03 0.08 98.62 07:10:18 all 0.44 0.00 0.15 0.01 0.05 99.35 07:10:18 0 0.51 0.00 0.07 0.01 0.02 99.38 07:10:18 1 0.36 0.00 0.24 0.00 0.08 99.32 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.45 0.00 0.34 0.06 0.04 98.11 Average: 0 1.23 0.00 0.28 0.08 0.04 98.37 Average: 1 1.67 0.00 0.40 0.05 0.04 97.84