---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12010 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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: 2799.998 BogoMIPS: 5599.99 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 676 12894 0 2469 15033 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:c0:13:c8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.236/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fec0:13c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12010) 07/25/26 _x86_64_ (4 CPU) 06:20:39 LINUX RESTART (4 CPU) 06:21:01 tps rtps wtps bread/s bwrtn/s 06:22:01 226.76 19.20 207.57 727.48 49968.74 06:23:01 121.84 17.51 104.33 671.64 17151.88 06:24:01 4.43 0.00 4.43 0.00 417.40 06:25:01 25.76 3.07 22.70 138.38 1766.91 Average: 94.70 9.94 84.76 384.39 17326.22 06:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:22:01 13824168 15606892 2600800 15.83 69224 1905280 761700 4.36 607368 1762572 320076 06:23:01 12112388 14095056 4312580 26.26 75924 2092248 2320712 13.28 2161088 1903788 11056 06:24:01 11974840 13956060 4450128 27.09 76196 2090372 2336820 13.37 2301888 1900044 716 06:25:01 13392516 15405656 3032452 18.46 79216 2119496 881560 5.05 888968 1899616 26476 Average: 12825978 14765916 3598990 21.91 75140 2051849 1575198 9.01 1489828 1866505 89581 06:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:22:01 ens3 105.87 78.94 1740.72 14.11 0.00 0.00 0.00 0.00 06:22:01 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 06:23:01 ens3 265.88 202.88 2504.13 36.82 0.00 0.00 0.00 0.00 06:23:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 06:24:01 ens3 3.22 1.85 0.74 0.75 0.00 0.00 0.00 0.00 06:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 ens3 304.47 189.65 394.40 97.47 0.00 0.00 0.00 0.00 06:25:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 169.86 118.33 1160.05 37.29 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12010) 07/25/26 _x86_64_ (4 CPU) 06:20:39 LINUX RESTART (4 CPU) 06:21:01 CPU %user %nice %system %iowait %steal %idle 06:22:01 all 19.16 0.00 1.82 3.27 0.05 75.69 06:22:01 0 30.04 0.00 2.60 1.28 0.05 66.03 06:22:01 1 12.22 0.00 0.95 3.44 0.05 83.34 06:22:01 2 4.69 0.00 1.04 5.98 0.05 88.25 06:22:01 3 29.66 0.00 2.66 2.37 0.07 65.24 06:23:01 all 49.88 0.00 1.79 0.58 0.08 47.68 06:23:01 0 47.90 0.00 1.64 0.05 0.08 50.33 06:23:01 1 51.73 0.00 2.02 0.33 0.08 45.83 06:23:01 2 45.67 0.00 1.92 1.73 0.08 50.60 06:23:01 3 54.21 0.00 1.59 0.20 0.08 43.92 06:24:01 all 32.30 0.00 0.38 0.02 0.07 67.24 06:24:01 0 27.04 0.00 0.25 0.00 0.07 72.64 06:24:01 1 64.85 0.00 0.53 0.02 0.08 34.51 06:24:01 2 9.61 0.00 0.36 0.05 0.07 89.92 06:24:01 3 28.01 0.00 0.37 0.00 0.03 71.59 06:25:01 all 20.58 0.00 1.22 0.26 0.05 77.89 06:25:01 0 32.47 0.00 1.80 0.18 0.07 65.48 06:25:01 1 13.60 0.00 0.97 0.44 0.08 84.91 06:25:01 2 16.46 0.00 0.78 0.37 0.03 82.35 06:25:01 3 19.71 0.00 1.34 0.07 0.03 78.86 Average: all 30.48 0.00 1.30 1.03 0.06 67.12 Average: 0 34.36 0.00 1.57 0.38 0.07 63.63 Average: 1 35.63 0.00 1.12 1.06 0.08 62.12 Average: 2 19.09 0.00 1.02 2.02 0.06 77.81 Average: 3 32.90 0.00 1.49 0.66 0.05 64.90