---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18092 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 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 623 12677 0 2739 15092 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:9e:e5:a6 brd ff:ff:ff:ff:ff:ff inet 10.30.106.150/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe9e:e5a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18092) 12/06/25 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 131.18 10.93 120.25 279.95 40016.40 03:07:01 76.79 4.38 72.40 124.11 9692.65 03:08:01 29.48 6.28 23.20 434.59 2180.57 03:09:01 45.93 1.27 44.66 71.99 19619.53 Average: 70.59 5.69 64.90 227.44 17784.67 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13923956 15606772 2501012 15.23 72760 1803956 702600 4.02 623200 1653220 101100 03:07:01 12860952 14723128 3564016 21.70 82764 1965580 1574084 9.01 1528968 1791928 1776 03:08:01 12460796 14600216 3964172 24.14 86676 2232388 1640208 9.39 1775032 1930624 202404 03:09:01 13020488 15493408 3404480 20.73 90672 2557932 813040 4.65 1026044 2116556 12580 Average: 13066548 15105881 3358420 20.45 83218 2139964 1182483 6.77 1238311 1873082 79465 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 150.64 131.47 1165.07 35.20 0.00 0.00 0.00 0.00 03:06:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 03:07:01 ens3 574.35 395.97 2400.89 172.86 0.00 0.00 0.00 0.00 03:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 791.92 478.87 871.48 187.96 0.00 0.00 0.00 0.00 03:08:01 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 03:09:01 ens3 191.28 158.67 257.61 1759.14 0.00 0.00 0.00 0.00 03:09:01 lo 3.27 3.27 0.30 0.30 0.00 0.00 0.00 0.00 Average: ens3 428.20 291.91 1173.80 540.90 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18092) 12/06/25 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 13.38 0.00 1.23 4.25 0.06 81.08 03:06:01 0 9.75 0.00 0.87 0.65 0.03 88.70 03:06:01 1 30.94 0.00 2.30 1.24 0.09 65.44 03:06:01 2 11.32 0.00 0.93 1.26 0.05 86.44 03:06:01 3 1.47 0.00 0.80 13.90 0.07 83.76 03:07:01 all 34.84 0.00 4.36 0.47 0.08 60.25 03:07:01 0 54.72 0.00 6.00 0.17 0.08 39.03 03:07:01 1 20.24 0.00 3.41 0.10 0.08 76.17 03:07:01 2 26.39 0.00 1.67 0.97 0.08 70.89 03:07:01 3 38.07 0.00 6.35 0.65 0.08 54.84 03:08:01 all 45.50 0.00 2.84 0.10 0.08 51.49 03:08:01 0 49.18 0.00 3.84 0.03 0.08 46.86 03:08:01 1 47.88 0.00 1.25 0.07 0.07 50.74 03:08:01 2 41.36 0.00 1.62 0.23 0.08 56.70 03:08:01 3 43.59 0.00 4.63 0.07 0.07 51.65 03:09:01 all 21.21 0.00 1.85 1.51 0.06 75.36 03:09:01 0 53.92 0.00 2.81 1.29 0.08 41.91 03:09:01 1 23.74 0.00 2.12 0.07 0.08 73.98 03:09:01 2 3.86 0.00 1.22 2.56 0.03 92.32 03:09:01 3 3.36 0.00 1.28 2.14 0.07 93.16 Average: all 28.80 0.00 2.57 1.57 0.07 66.99 Average: 0 42.03 0.00 3.39 0.53 0.07 53.98 Average: 1 30.69 0.00 2.27 0.36 0.08 66.59 Average: 2 20.77 0.00 1.36 1.25 0.06 76.54 Average: 3 21.68 0.00 3.27 4.14 0.07 70.84