---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-11204 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 751 4966 4 2515 7190 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:16:63:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.237/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78310sec preferred_lft 78310sec inet6 fe80::f816:3eff:fe16:6387/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11204) 05/06/26 _x86_64_ (2 CPU) 00:40:46 LINUX RESTART (2 CPU) 00:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:00 14.18 0.01 1.61 12.56 0.20 20.11 110050.60 01:10:00 1.32 0.00 1.30 0.02 0.00 15.61 1.08 01:20:00 1.34 0.00 1.32 0.02 0.01 15.91 1.09 01:30:00 1.51 0.00 1.48 0.03 0.00 18.71 872.88 01:40:00 1.89 0.26 1.60 0.03 32.03 74.83 1.43 01:50:00 1.32 0.00 1.31 0.01 0.00 15.99 0.48 02:00:00 22.29 3.01 17.07 2.21 228.01 3147.04 552.38 02:10:00 1.13 0.00 1.13 0.00 0.00 14.57 0.00 02:20:00 1.38 0.00 1.38 0.00 0.00 17.43 0.00 02:30:00 1.81 0.00 1.77 0.03 0.00 425.73 2.43 02:40:00 1.33 0.00 1.32 0.01 0.00 124.22 1.24 02:50:00 1.56 0.00 1.55 0.01 0.00 19.59 0.08 Average: 4.25 0.27 2.74 1.24 21.69 325.81 9290.46 00:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:00 6288080 7535016 285264 3.51 30756 1422048 530244 5.78 445432 1183720 188 01:10:00 6289452 7536928 283328 3.48 30960 1422372 530244 5.78 445496 1184260 128 01:20:00 6288988 7537008 283196 3.48 31160 1422708 530440 5.78 446016 1184792 144 01:30:00 6292288 7540876 279304 3.43 31388 1423032 530612 5.78 445952 1185348 164 01:40:00 6252036 7527720 292028 3.59 31776 1449396 530676 5.78 455740 1202896 180 01:50:00 6273716 7549932 269812 3.32 31968 1449724 530668 5.78 455512 1203416 128 02:00:00 5063112 7181252 590116 7.26 85428 2196872 811924 8.84 770340 1958452 192 02:10:00 5154696 7273364 498024 6.12 85544 2197268 730096 7.95 687356 1958980 160 02:20:00 5213196 7343752 427584 5.26 85648 2209104 723972 7.89 665076 1970872 11420 02:30:00 4955040 7197812 572164 7.04 85852 2319840 854776 9.31 796432 2081732 124 02:40:00 4626612 6902824 866592 10.66 86000 2352704 985876 10.74 927432 2114716 152 02:50:00 4773856 7050716 718612 8.84 86164 2353156 915664 9.97 856728 2115356 256 Average: 5622589 7348100 447169 5.50 58554 1851519 683766 7.45 616459 1612045 1103 00:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 0.67 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 0.90 0.09 6.07 0.04 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.59 0.09 0.93 0.06 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.24 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:40:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.68 0.37 3.18 0.64 0.00 0.00 0.00 0.00 01:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:00 ens3 0.24 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:00:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:00 ens3 96.19 76.08 808.83 13.26 0.00 0.00 0.00 0.00 02:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 26.98 24.53 400.40 1.61 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 83.18 79.12 1289.60 5.18 0.00 0.00 0.00 0.00 02:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 26.21 24.82 399.38 1.66 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 31.39 28.90 468.41 1.93 0.00 0.00 0.00 0.00 02:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:00 ens3 11.12 10.63 172.62 0.74 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 23.20 20.40 295.81 2.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11204) 05/06/26 _x86_64_ (2 CPU) 00:40:46 LINUX RESTART (2 CPU) 00:50:00 CPU %user %nice %system %iowait %steal %idle 01:00:00 all 0.28 0.00 0.18 0.03 0.03 99.48 01:00:00 0 0.28 0.00 0.19 0.04 0.03 99.47 01:00:00 1 0.29 0.00 0.17 0.02 0.03 99.49 01:10:00 all 0.28 0.00 0.08 0.01 0.03 99.60 01:10:00 0 0.15 0.00 0.08 0.01 0.03 99.73 01:10:00 1 0.40 0.00 0.08 0.02 0.03 99.48 01:20:00 all 0.30 0.00 0.08 0.01 0.02 99.59 01:20:00 0 0.13 0.00 0.09 0.00 0.03 99.75 01:20:00 1 0.47 0.00 0.07 0.01 0.02 99.44 01:30:00 all 0.25 0.00 0.17 0.01 0.02 99.55 01:30:00 0 0.27 0.00 0.17 0.01 0.02 99.53 01:30:00 1 0.23 0.00 0.18 0.01 0.02 99.56 01:40:00 all 0.40 0.00 0.10 0.02 0.02 99.45 01:40:00 0 0.47 0.00 0.07 0.02 0.02 99.43 01:40:00 1 0.33 0.00 0.14 0.02 0.03 99.48 01:50:00 all 0.25 0.00 0.07 0.01 0.02 99.65 01:50:00 0 0.06 0.00 0.09 0.01 0.03 99.82 01:50:00 1 0.44 0.00 0.06 0.01 0.02 99.48 02:00:00 all 11.34 0.00 1.92 0.47 0.06 86.21 02:00:00 0 9.69 0.00 1.71 0.50 0.06 88.05 02:00:00 1 12.98 0.00 2.13 0.45 0.06 84.38 02:10:00 all 0.61 0.00 0.26 0.01 0.05 99.07 02:10:00 0 0.63 0.00 0.36 0.01 0.06 98.95 02:10:00 1 0.59 0.00 0.17 0.01 0.04 99.19 02:20:00 all 1.13 0.00 0.59 0.01 0.05 98.22 02:20:00 0 1.68 0.00 1.06 0.01 0.06 97.19 02:20:00 1 0.58 0.00 0.13 0.01 0.03 99.24 02:30:00 all 0.83 0.00 0.32 0.01 0.04 98.79 02:30:00 0 0.85 0.00 0.33 0.02 0.04 98.76 02:30:00 1 0.82 0.00 0.31 0.01 0.04 98.82 02:40:00 all 0.76 0.00 0.27 0.01 0.04 98.93 02:40:00 0 0.80 0.00 0.33 0.02 0.05 98.81 02:40:00 1 0.71 0.00 0.21 0.00 0.02 99.05 02:40:00 CPU %user %nice %system %iowait %steal %idle 02:50:00 all 0.52 0.00 0.21 0.01 0.04 99.22 02:50:00 0 0.51 0.00 0.19 0.01 0.03 99.26 02:50:00 1 0.52 0.00 0.23 0.01 0.05 99.19 Average: all 1.41 0.00 0.35 0.05 0.04 98.15 Average: 0 1.29 0.00 0.39 0.05 0.04 98.23 Average: 1 1.53 0.00 0.32 0.05 0.03 98.07