---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1732 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 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 395 1280 0 2268 3282 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:d2:52:08 brd ff:ff:ff:ff:ff:ff inet 10.32.6.104/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86189sec preferred_lft 86189sec inet6 fe80::f816:3eff:fed2:5208/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1732) 12/23/23 _x86_64_ (4 CPU) 08:12:55 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 144.68 77.80 66.87 5161.01 42179.65 08:15:01 110.96 31.76 79.20 1935.68 14563.97 08:16:01 62.49 7.90 54.59 431.93 7725.51 Average: 106.04 39.15 66.89 2509.54 21489.71 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 1867492 3418924 2171160 53.76 48484 1659360 547528 10.76 499496 1499912 143012 08:15:01 1169248 3065444 2869404 71.05 62184 1976532 809772 15.92 880632 1787892 72516 08:16:01 1318000 3367568 2720652 67.37 69644 2118548 580776 11.42 663620 1849464 41776 Average: 1451580 3283979 2587072 64.06 60104 1918147 646025 12.70 681249 1712423 85768 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 08:14:01 ens3 293.98 204.43 1316.58 59.25 0.00 0.00 0.00 0.00 08:15:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 08:15:01 ens3 346.36 365.34 2377.76 61.95 0.00 0.00 0.00 0.00 08:16:01 lo 2.02 2.02 0.25 0.25 0.00 0.00 0.00 0.00 08:16:01 ens3 233.71 247.26 984.09 49.80 0.00 0.00 0.00 0.00 Average: lo 1.45 1.45 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 291.35 272.34 1559.48 57.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1732) 12/23/23 _x86_64_ (4 CPU) 08:12:55 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 21.23 0.00 2.32 3.93 0.06 72.45 08:14:01 0 26.72 0.00 3.30 2.41 0.08 67.48 08:14:01 1 7.74 0.00 1.32 4.82 0.03 86.09 08:14:01 2 23.53 0.00 2.21 2.35 0.07 71.84 08:14:01 3 26.96 0.00 2.44 6.15 0.07 64.39 08:15:01 all 27.66 0.00 1.51 1.91 0.07 68.85 08:15:01 0 26.96 0.00 1.33 1.60 0.05 70.06 08:15:01 1 43.29 0.00 1.92 0.74 0.08 53.97 08:15:01 2 22.72 0.00 1.96 0.75 0.07 74.52 08:15:01 3 17.71 0.00 0.84 4.58 0.05 76.83 08:16:01 all 30.00 0.00 1.31 1.34 0.06 67.29 08:16:01 0 36.12 0.00 0.84 0.25 0.07 62.73 08:16:01 1 37.96 0.00 1.94 1.63 0.07 58.40 08:16:01 2 17.85 0.00 1.17 3.18 0.07 77.73 08:16:01 3 28.01 0.00 1.27 0.33 0.05 70.33 Average: all 26.30 0.00 1.71 2.39 0.06 69.53 Average: 0 29.93 0.00 1.82 1.42 0.07 66.76 Average: 1 29.68 0.00 1.73 2.39 0.06 66.14 Average: 2 21.37 0.00 1.78 2.09 0.07 74.70 Average: 3 24.23 0.00 1.51 3.69 0.06 70.52