---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9910 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: 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 657 1107 0 2178 3022 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:f6:8c:7f brd ff:ff:ff:ff:ff:ff inet 10.32.7.56/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86195sec preferred_lft 86195sec inet6 fe80::f816:3eff:fef6:8c7f/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-9910) 11/09/24 _x86_64_ (4 CPU) 07:38:46 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 126.71 41.44 85.27 1895.42 6701.42 07:41:01 111.18 17.73 93.45 632.96 14591.83 07:42:01 28.61 2.47 26.15 138.78 4707.88 Average: 88.84 20.55 68.29 889.05 8667.04 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 1789656 3375132 2248988 55.69 51752 1689256 593236 11.66 549324 1528608 150312 07:41:01 990272 2924196 3048372 75.48 64544 2009716 926464 18.21 1072828 1771912 71796 07:42:01 1139192 3099432 2899452 71.79 67316 2033520 791432 15.56 942124 1755416 16752 Average: 1306373 3132920 2732271 67.65 61204 1910831 770377 15.14 854759 1685312 79620 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 ens3 253.44 160.11 1145.33 49.54 0.00 0.00 0.00 0.00 07:40:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:41:01 ens3 596.87 626.23 3081.52 112.44 0.00 0.00 0.00 0.00 07:41:01 lo 2.33 2.33 0.26 0.26 0.00 0.00 0.00 0.00 07:42:01 ens3 271.50 156.72 358.24 112.24 0.00 0.00 0.00 0.00 07:42:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 373.94 314.35 1528.36 91.41 0.00 0.00 0.00 0.00 Average: lo 1.38 1.38 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9910) 11/09/24 _x86_64_ (4 CPU) 07:38:46 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 20.24 0.00 1.69 3.63 0.07 74.38 07:40:01 0 16.39 0.00 1.80 1.25 0.05 80.50 07:40:01 1 18.89 0.00 1.49 4.66 0.07 74.90 07:40:01 2 27.28 0.00 1.90 0.84 0.08 69.90 07:40:01 3 18.39 0.00 1.56 7.78 0.08 72.19 07:41:01 all 39.06 0.00 1.80 1.11 0.09 57.93 07:41:01 0 36.07 0.00 1.82 1.72 0.10 60.29 07:41:01 1 38.18 0.00 1.37 0.67 0.08 59.70 07:41:01 2 43.50 0.00 2.58 1.41 0.12 52.39 07:41:01 3 38.52 0.00 1.46 0.65 0.07 59.30 07:42:01 all 22.71 0.00 0.91 0.69 0.04 75.64 07:42:01 0 39.04 0.00 1.23 0.52 0.07 59.15 07:42:01 1 16.01 0.00 0.73 0.05 0.03 83.17 07:42:01 2 15.64 0.00 0.93 2.15 0.03 81.24 07:42:01 3 20.15 0.00 0.70 0.07 0.03 79.04 Average: all 27.33 0.00 1.47 1.81 0.07 69.33 Average: 0 30.50 0.00 1.62 1.16 0.07 66.64 Average: 1 24.34 0.00 1.20 1.79 0.06 72.61 Average: 2 28.79 0.00 1.81 1.47 0.08 67.86 Average: 3 25.68 0.00 1.24 2.83 0.06 70.19