---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2957 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 7.7G 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 429 1186 0 2328 3249 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:57:54:f0 brd ff:ff:ff:ff:ff:ff inet 10.32.6.248/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fe57:54f0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2957) 06/08/24 _x86_64_ (4 CPU) 11:16:44 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:02 121.01 37.09 83.92 1701.98 6280.55 11:19:01 77.39 29.57 47.82 1651.11 9352.86 11:20:01 10.06 0.00 10.06 0.00 464.86 11:21:01 49.01 2.27 46.74 116.91 8848.93 Average: 64.32 17.18 47.13 864.22 6223.76 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:02 1789480 3375884 2249164 55.69 50368 1691392 595152 11.70 544472 1530380 150656 11:19:01 1459292 3199512 2579352 63.87 57564 1830852 772068 15.18 735340 1655688 4980 11:20:01 1437296 3185236 2601348 64.41 59548 1835624 784060 15.41 751972 1659432 1828 11:21:01 1194836 3303572 2843808 70.41 64392 2183408 641132 12.60 667060 1970380 104728 Average: 1470226 3266051 2568418 63.60 57968 1885319 698103 13.72 674711 1703970 65548 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:02 ens3 127.46 105.53 971.29 25.89 0.00 0.00 0.00 0.00 11:18:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 11:19:01 ens3 110.27 110.68 624.03 21.33 0.00 0.00 0.00 0.00 11:19:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 11:20:01 ens3 59.34 84.99 66.35 13.81 0.00 0.00 0.00 0.00 11:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 655.16 609.37 4098.06 81.21 0.00 0.00 0.00 0.00 11:21:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 238.59 228.13 1443.34 35.62 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2957) 06/08/24 _x86_64_ (4 CPU) 11:16:44 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:02 all 19.36 0.00 1.52 3.83 0.05 75.24 11:18:02 0 31.21 0.00 2.37 6.16 0.05 60.20 11:18:02 1 9.73 0.00 0.89 8.04 0.03 81.31 11:18:02 2 22.90 0.00 1.56 0.33 0.08 75.13 11:18:02 3 13.56 0.00 1.25 0.77 0.02 84.40 11:19:01 all 13.14 0.00 0.70 1.34 0.04 84.78 11:19:01 0 8.16 0.00 0.60 2.15 0.03 89.05 11:19:01 1 11.60 0.00 0.66 1.51 0.05 86.18 11:19:01 2 22.98 0.00 1.05 0.44 0.07 75.46 11:19:01 3 9.88 0.00 0.49 1.27 0.05 88.31 11:20:01 all 4.63 0.00 0.20 0.03 0.03 95.11 11:20:01 0 2.10 0.00 0.02 0.00 0.02 97.87 11:20:01 1 6.99 0.00 0.05 0.13 0.03 92.79 11:20:01 2 8.04 0.00 0.65 0.00 0.05 91.26 11:20:01 3 1.44 0.00 0.05 0.00 0.02 98.50 11:21:01 all 14.43 0.00 1.06 0.53 0.05 83.93 11:21:01 0 10.01 0.00 0.88 0.51 0.03 88.56 11:21:01 1 13.38 0.00 0.68 1.34 0.05 84.55 11:21:01 2 18.23 0.00 1.06 0.12 0.08 80.51 11:21:01 3 16.13 0.00 1.62 0.12 0.05 82.08 Average: all 12.88 0.00 0.87 1.43 0.04 84.78 Average: 0 12.83 0.00 0.96 2.19 0.03 83.98 Average: 1 10.42 0.00 0.57 2.75 0.04 86.21 Average: 2 18.01 0.00 1.08 0.22 0.07 80.62 Average: 3 10.25 0.00 0.86 0.54 0.03 88.32