---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8203 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 8.0G 30G 21% / 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 758 5197 4 2275 7183 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:ef:ed:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.58/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78646sec preferred_lft 78646sec inet6 fe80::f816:3eff:feef:ed8e/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-8203) 03/23/26 _x86_64_ (2 CPU) 01:52:31 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:17 1.40 0.01 1.39 0.00 0.05 16.24 0.23 02:20:17 1.53 0.00 1.52 0.01 0.01 17.96 0.08 02:30:01 1.52 0.00 1.51 0.01 0.00 17.90 0.40 02:40:17 1.35 0.00 1.35 0.00 0.00 15.76 0.00 02:50:17 1.37 0.00 1.37 0.00 0.00 16.13 0.00 03:00:01 21.03 3.10 15.82 2.11 233.43 2571.95 642.05 03:10:17 3.83 0.01 3.62 0.20 1.05 654.91 48.35 03:20:17 1.36 0.00 1.36 0.00 0.00 21.79 0.05 03:30:17 1.55 0.00 1.53 0.02 0.00 134.67 6.39 03:40:17 14.96 0.01 1.49 13.45 0.35 46.07 106682.82 03:50:17 1.31 0.00 1.30 0.01 0.00 45.03 0.13 04:00:04 1.53 0.00 1.50 0.02 0.35 23.80 0.53 Average: 4.35 0.25 2.78 1.32 19.07 294.08 8943.46 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:17 6249576 7524900 295320 3.63 30848 1449772 533788 5.81 457972 1200084 124 02:20:17 6256660 7532532 287704 3.54 31056 1450108 533920 5.82 458040 1200620 148 02:30:01 6264128 7540516 279688 3.44 31236 1450428 533984 5.82 457976 1201128 236 02:40:17 6261564 7538436 281764 3.46 31388 1450756 533988 5.82 458164 1201608 124 02:50:17 6261564 7539076 281116 3.46 31564 1451212 533984 5.82 458384 1202112 176 03:00:01 5346692 7449648 322472 3.97 84392 2182784 560500 6.10 547280 1941100 181796 03:10:17 5272444 7378860 393268 4.84 85016 2185664 642868 7.00 600960 1944484 124 03:20:17 5269976 7378356 393800 4.84 85156 2187488 662976 7.22 620212 1946448 124 03:30:17 5128408 7271776 500288 6.15 85344 2222232 698872 7.61 654900 1981380 244 03:40:17 5214876 7367356 404472 4.97 85460 2231116 661156 7.20 617576 1990224 124 03:50:17 5154508 7316176 455532 5.60 85576 2240060 700464 7.63 656992 1999284 124 04:00:04 5494368 7473168 307280 3.78 85720 2064896 557916 6.08 550952 1824156 3716 Average: 5681230 7442567 350225 4.31 62730 1880543 596201 6.49 544951 1636052 15588 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:17 ens3 0.88 0.04 0.09 0.01 0.00 0.00 0.00 0.00 02:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:17 ens3 0.37 0.03 0.05 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 0.30 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:40:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:17 ens3 0.33 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:17 ens3 0.20 0.02 0.04 0.01 0.00 0.00 0.00 0.00 03:00:01 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 38.33 26.32 298.72 7.42 0.00 0.00 0.00 0.00 03:10:17 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 03:10:17 ens3 36.31 26.83 222.13 5.53 0.00 0.00 0.00 0.00 03:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:17 ens3 9.34 8.37 61.31 0.89 0.00 0.00 0.00 0.00 03:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:17 ens3 13.43 11.74 145.56 1.20 0.00 0.00 0.00 0.00 03:40:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:17 ens3 7.20 6.61 44.06 0.89 0.00 0.00 0.00 0.00 03:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:17 ens3 18.74 17.63 228.26 1.73 0.00 0.00 0.00 0.00 04:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:04 ens3 11.42 9.93 59.01 1.18 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 11.38 8.95 87.96 1.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8203) 03/23/26 _x86_64_ (2 CPU) 01:52:31 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:17 all 0.25 0.00 0.07 0.01 0.02 99.64 02:10:17 0 0.44 0.00 0.06 0.01 0.01 99.47 02:10:17 1 0.06 0.00 0.09 0.01 0.03 99.81 02:20:17 all 0.25 0.00 0.08 0.01 0.02 99.64 02:20:17 0 0.43 0.00 0.06 0.01 0.02 99.48 02:20:17 1 0.07 0.00 0.10 0.01 0.03 99.79 02:30:01 all 0.27 0.00 0.16 0.09 0.02 99.46 02:30:01 0 0.26 0.00 0.15 0.13 0.01 99.45 02:30:01 1 0.28 0.00 0.18 0.06 0.02 99.46 02:40:17 all 0.26 0.00 0.09 0.09 0.02 99.54 02:40:17 0 0.06 0.00 0.09 0.10 0.02 99.72 02:40:17 1 0.45 0.00 0.08 0.08 0.02 99.36 02:50:17 all 0.27 0.00 0.07 0.06 0.03 99.57 02:50:17 0 0.19 0.00 0.08 0.09 0.03 99.62 02:50:17 1 0.36 0.00 0.06 0.02 0.03 99.53 03:00:01 all 10.70 0.00 1.69 2.58 0.05 84.97 03:00:01 0 11.40 0.00 1.76 2.59 0.05 84.21 03:00:01 1 10.01 0.00 1.62 2.58 0.05 85.74 03:10:17 all 1.94 0.00 0.44 0.11 0.05 97.45 03:10:17 0 2.14 0.00 0.38 0.13 0.05 97.30 03:10:17 1 1.74 0.00 0.50 0.10 0.06 97.60 03:20:17 all 2.32 0.00 0.32 0.14 0.06 97.16 03:20:17 0 4.01 0.00 0.43 0.01 0.06 95.49 03:20:17 1 0.65 0.00 0.22 0.26 0.06 98.81 03:30:17 all 5.86 0.00 0.72 0.02 0.08 93.32 03:30:17 0 8.85 0.00 0.97 0.03 0.09 90.05 03:30:17 1 2.96 0.00 0.47 0.01 0.07 96.49 03:40:17 all 2.12 0.00 0.28 0.05 0.07 97.47 03:40:17 0 2.14 0.00 0.28 0.10 0.06 97.43 03:40:17 1 2.11 0.00 0.29 0.01 0.09 97.51 03:50:17 all 1.81 0.00 0.39 0.01 0.07 97.72 03:50:17 0 2.80 0.00 0.51 0.01 0.08 96.61 03:50:17 1 0.83 0.00 0.27 0.01 0.06 98.84 03:50:17 CPU %user %nice %system %iowait %steal %idle 04:00:04 all 1.32 0.00 0.31 0.02 0.08 98.28 04:00:04 0 1.94 0.00 0.34 0.01 0.09 97.63 04:00:04 1 0.69 0.00 0.28 0.03 0.06 98.94 Average: all 2.25 0.00 0.38 0.26 0.05 97.06 Average: 0 2.84 0.00 0.42 0.26 0.05 96.43 Average: 1 1.66 0.00 0.34 0.26 0.05 97.69