---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5442 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 7.5G 12G 39% / 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 421 1429 0 2093 3262 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:f0:b8:b4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.200/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86215sec preferred_lft 86215sec inet6 fe80::f816:3eff:fef0:b8b4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5442) 03/24/24 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 104.93 59.41 45.53 4283.02 6976.57 19:15:01 97.12 18.29 78.83 672.16 12606.41 Average: 101.06 39.02 62.04 2492.76 9767.84 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 1783292 3375268 2255352 55.84 49264 1697848 587048 11.54 548112 1533900 172276 19:15:01 1436788 3308960 2601856 64.42 61328 1954984 638728 12.56 706188 1701100 102432 Average: 1610040 3342114 2428604 60.13 55296 1826416 612888 12.05 627150 1617500 137354 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 359.27 236.99 1445.56 62.96 0.00 0.00 0.00 0.00 19:14:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 19:15:01 ens3 278.17 298.42 1583.66 56.70 0.00 0.00 0.00 0.00 19:15:01 lo 1.93 1.93 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 319.06 267.45 1514.03 59.85 0.00 0.00 0.00 0.00 Average: lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5442) 03/24/24 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.86 0.00 1.90 2.80 0.05 72.39 19:14:02 0 10.25 0.00 0.95 6.14 0.03 82.62 19:14:02 1 30.70 0.00 2.31 1.79 0.07 65.13 19:14:02 2 32.75 0.00 2.37 1.84 0.08 62.95 19:14:02 3 17.73 0.00 1.97 1.42 0.05 78.83 19:15:01 all 34.11 0.00 1.72 1.77 0.07 62.33 19:15:01 0 28.94 0.00 1.43 3.84 0.05 65.73 19:15:01 1 29.57 0.00 1.92 1.36 0.07 67.09 19:15:01 2 32.94 0.00 1.60 1.64 0.07 63.76 19:15:01 3 44.95 0.00 1.96 0.27 0.10 52.72 Average: all 28.43 0.00 1.81 2.29 0.06 67.40 Average: 0 19.49 0.00 1.19 5.01 0.04 74.27 Average: 1 30.14 0.00 2.12 1.58 0.07 66.10 Average: 2 32.84 0.00 1.99 1.74 0.08 63.35 Average: 3 31.23 0.00 1.96 0.85 0.08 65.88