---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3970 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 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 xtopology 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 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 482 5325 0 2168 7212 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:c3:24:df brd ff:ff:ff:ff:ff:ff inet 10.32.7.250/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fec3:24df/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3970) 06/21/26 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:02 tps rtps wtps bread/s bwrtn/s 19:14:01 190.92 112.93 77.99 5549.03 40442.71 19:15:01 60.76 0.28 60.47 23.73 10127.91 19:16:01 84.27 18.51 65.76 668.84 10085.17 19:17:01 23.21 2.98 20.23 120.78 4510.98 Average: 89.37 33.35 56.02 1574.17 16191.42 19:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6055372 7418612 2112040 25.86 33556 1511436 700232 7.60 577260 1375748 51556 19:15:01 5783236 7391472 2384176 29.19 53084 1724628 704544 7.64 616880 1583628 72704 19:16:01 5491160 7414180 2676252 32.77 63200 2016652 668172 7.25 682488 1783284 98672 19:17:01 5470920 7401232 2696492 33.02 65332 2021312 664904 7.21 703788 1781864 9524 Average: 5700172 7406374 2467240 30.21 53793 1818507 684463 7.43 645104 1631131 58114 19:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 373.99 193.70 1098.72 62.18 0.00 0.00 0.00 0.00 19:14:01 lo 2.17 2.17 0.20 0.20 0.00 0.00 0.00 0.00 19:15:01 ens3 77.32 59.44 830.49 6.78 0.00 0.00 0.00 0.00 19:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 19:16:01 ens3 247.67 262.36 1394.57 51.28 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 19:17:01 ens3 48.31 56.07 27.94 533.86 0.00 0.00 0.00 0.00 19:17:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 186.05 142.69 836.87 163.94 0.00 0.00 0.00 0.00 Average: lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3970) 06/21/26 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:02 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 19.29 0.00 2.86 6.69 3.44 67.72 19:14:01 0 14.22 0.00 1.57 8.73 2.55 72.93 19:14:01 1 9.39 0.00 2.03 6.70 3.03 78.86 19:14:01 2 25.48 0.00 5.06 3.29 4.81 61.37 19:14:01 3 28.02 0.00 2.80 8.09 3.32 57.76 19:15:01 all 18.63 0.00 1.14 2.41 2.01 75.81 19:15:01 0 1.24 0.00 0.48 6.48 0.94 90.85 19:15:01 1 0.79 0.00 0.38 1.98 2.32 94.53 19:15:01 2 34.07 0.00 1.66 0.58 2.67 61.03 19:15:01 3 38.71 0.00 2.03 0.56 2.11 56.59 19:16:01 all 37.77 0.00 2.12 1.74 5.67 52.70 19:16:01 0 28.48 0.00 1.67 1.05 5.45 63.36 19:16:01 1 34.59 0.00 1.72 3.20 4.77 55.72 19:16:01 2 40.26 0.00 1.71 2.09 5.71 50.23 19:16:01 3 47.73 0.00 3.37 0.64 6.74 41.52 19:17:01 all 17.70 0.00 0.84 0.99 1.51 78.96 19:17:01 0 26.95 0.00 0.93 0.12 1.71 70.29 19:17:01 1 8.54 0.00 0.81 3.55 1.03 86.06 19:17:01 2 32.49 0.00 1.20 0.27 2.01 64.04 19:17:01 3 2.94 0.00 0.43 0.00 1.30 95.33 Average: all 23.40 0.00 1.74 2.94 3.16 68.76 Average: 0 17.76 0.00 1.16 4.07 2.67 74.33 Average: 1 13.32 0.00 1.23 3.84 2.79 78.82 Average: 2 33.10 0.00 2.41 1.56 3.81 59.13 Average: 3 29.38 0.00 2.16 2.30 3.38 62.79