---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-536 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 9.0G 69G 12% / 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 559 12550 0 2930 15154 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:bf:70:6d brd ff:ff:ff:ff:ff:ff inet 10.30.107.238/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:febf:706d/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-536) 04/11/26 _x86_64_ (4 CPU) 17:20:20 LINUX RESTART (4 CPU) 17:21:02 tps rtps wtps bread/s bwrtn/s 17:22:01 184.39 15.49 168.90 395.59 50906.08 17:23:01 39.15 5.11 34.04 400.40 5694.90 17:24:01 56.19 28.36 27.83 2016.86 9790.90 17:25:01 283.06 4.02 279.04 183.27 16437.45 Average: 140.52 13.24 127.28 750.47 20580.21 17:21:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:22:01 13274852 15164440 3150116 19.18 75964 2001576 1109860 6.35 1078164 1831584 153628 17:23:01 12606804 14525560 3818164 23.25 77216 2028668 1744384 9.98 1743900 1829748 7668 17:24:01 11907452 14542740 4517516 27.50 80680 2729596 1636760 9.37 1975888 2275152 368972 17:25:01 12888236 15552408 3536732 21.53 84460 2752840 756100 4.33 1027968 2241028 27472 Average: 12669336 14946287 3755632 22.87 79580 2378170 1311776 7.51 1456480 2044378 139435 17:21:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:22:01 ens3 304.30 240.23 3843.11 40.89 0.00 0.00 0.00 0.00 17:22:01 lo 0.88 0.88 0.10 0.10 0.00 0.00 0.00 0.00 17:23:01 ens3 1824.91 1366.99 503.04 506.39 0.00 0.00 0.00 0.00 17:23:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 17:24:01 ens3 721.28 495.02 3841.54 143.58 0.00 0.00 0.00 0.00 17:24:01 lo 0.82 0.82 0.09 0.09 0.00 0.00 0.00 0.00 17:25:01 ens3 241.27 163.28 74.24 172.67 0.00 0.00 0.00 0.00 17:25:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 774.92 567.76 2057.90 216.63 0.00 0.00 0.00 0.00 Average: lo 0.76 0.76 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-536) 04/11/26 _x86_64_ (4 CPU) 17:20:20 LINUX RESTART (4 CPU) 17:21:02 CPU %user %nice %system %iowait %steal %idle 17:22:01 all 29.73 0.00 1.88 3.52 0.07 64.79 17:22:01 0 39.49 0.00 2.83 1.71 0.07 55.90 17:22:01 1 26.18 0.00 1.75 1.22 0.10 70.75 17:22:01 2 26.19 0.00 1.61 6.53 0.07 65.60 17:22:01 3 27.04 0.00 1.35 4.60 0.07 66.95 17:23:01 all 37.05 0.00 5.84 0.60 0.07 56.45 17:23:01 0 27.60 0.00 2.05 0.00 0.07 70.28 17:23:01 1 32.33 0.00 8.08 1.63 0.05 57.92 17:23:01 2 27.41 0.00 4.15 0.73 0.07 67.63 17:23:01 3 60.96 0.00 9.09 0.03 0.07 29.85 17:24:01 all 52.56 0.00 2.29 1.60 0.08 43.47 17:24:01 0 57.34 0.00 2.10 0.22 0.08 40.25 17:24:01 1 50.90 0.00 1.79 1.54 0.08 45.69 17:24:01 2 55.14 0.00 3.41 2.59 0.08 38.78 17:24:01 3 46.85 0.00 1.84 2.06 0.08 49.17 17:25:01 all 40.69 0.00 1.71 1.59 0.08 55.94 17:25:01 0 37.10 0.00 1.64 1.39 0.07 59.81 17:25:01 1 33.76 0.00 1.48 2.17 0.07 62.53 17:25:01 2 59.60 0.00 2.24 2.62 0.07 35.48 17:25:01 3 32.20 0.00 1.52 0.20 0.10 65.98 Average: all 40.05 0.00 2.93 1.82 0.07 55.12 Average: 0 40.38 0.00 2.15 0.83 0.07 56.57 Average: 1 35.83 0.00 3.28 1.64 0.08 59.18 Average: 2 42.14 0.00 2.86 3.10 0.07 51.82 Average: 3 41.82 0.00 3.46 1.71 0.08 52.93