---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10021 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 7.7G 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 456 5254 0 2265 7237 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:53:c6:4f brd ff:ff:ff:ff:ff:ff inet 10.32.6.129/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe53:c64f/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-10021) 09/05/26 _x86_64_ (4 CPU) 10:25:50 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:02 111.16 54.49 56.67 3586.87 11333.73 10:28:01 57.96 0.17 57.79 21.15 10370.17 10:29:01 79.70 18.15 61.56 637.49 12927.98 10:30:01 27.13 0.72 26.41 75.45 3730.58 Average: 69.03 18.46 50.58 1084.67 9587.35 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:02 6046792 7436768 2120620 25.96 36244 1534488 665376 7.22 563100 1397936 68108 10:28:01 5696968 7381304 2470444 30.25 54724 1794908 702800 7.63 631636 1646212 139772 10:29:01 5227828 7159492 2939584 35.99 62524 2025428 892152 9.68 884096 1843568 5408 10:30:01 5447676 7474796 2719736 33.30 66120 2115628 594468 6.45 612376 1894012 24280 Average: 5604816 7363090 2562596 31.38 54903 1867613 713699 7.74 672802 1695432 59392 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:02 ens3 280.37 154.86 1193.04 58.57 0.00 0.00 0.00 0.00 10:27:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:28:01 ens3 27.03 21.93 668.66 3.50 0.00 0.00 0.00 0.00 10:28:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 10:29:01 ens3 241.43 230.00 2568.57 47.50 0.00 0.00 0.00 0.00 10:29:01 lo 1.57 1.57 0.16 0.16 0.00 0.00 0.00 0.00 10:30:01 ens3 90.02 91.23 350.66 26.93 0.00 0.00 0.00 0.00 10:30:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 160.27 124.93 1197.43 34.25 0.00 0.00 0.00 0.00 Average: lo 0.81 0.81 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10021) 09/05/26 _x86_64_ (4 CPU) 10:25:50 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:02 all 20.75 0.00 1.62 5.18 4.90 67.54 10:27:02 0 23.43 0.00 1.69 7.60 4.16 63.12 10:27:02 1 12.50 0.00 1.25 3.22 3.73 79.30 10:27:02 2 17.42 0.00 1.85 6.57 6.03 68.12 10:27:02 3 29.62 0.00 1.69 3.30 5.65 59.74 10:28:01 all 18.23 0.00 1.14 2.80 2.40 75.44 10:28:01 0 5.54 0.00 0.39 0.02 0.69 93.36 10:28:01 1 7.41 0.00 0.65 3.35 1.74 86.84 10:28:01 2 31.04 0.00 2.39 1.67 4.28 60.61 10:28:01 3 28.71 0.00 1.09 6.17 2.84 61.19 10:29:01 all 30.85 0.00 1.78 2.20 8.47 56.70 10:29:01 0 28.84 0.00 1.88 1.52 8.27 59.49 10:29:01 1 35.15 0.00 2.01 1.83 7.91 53.10 10:29:01 2 31.31 0.00 1.64 3.61 8.88 54.56 10:29:01 3 28.09 0.00 1.62 1.82 8.83 59.64 10:30:01 all 20.07 0.00 1.07 0.88 3.39 74.60 10:30:01 0 2.46 0.00 0.63 1.31 1.77 93.83 10:30:01 1 18.36 0.00 1.77 1.20 3.73 74.94 10:30:01 2 50.98 0.00 1.34 0.98 5.16 41.53 10:30:01 3 8.26 0.00 0.56 0.03 2.86 88.29 Average: all 22.53 0.00 1.41 2.77 4.82 68.48 Average: 0 15.21 0.00 1.15 2.63 3.76 77.24 Average: 1 18.47 0.00 1.43 2.39 4.30 73.41 Average: 2 32.62 0.00 1.80 3.23 6.11 56.24 Average: 3 23.69 0.00 1.25 2.81 5.08 67.18