---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4400 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 439 1410 0 2093 3242 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:11:ea:a0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.152/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:fe11:eaa0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4400) 03/12/24 _x86_64_ (4 CPU) 19:12:49 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 80.05 53.87 26.18 3546.38 4443.63 19:15:01 46.17 15.19 30.98 1028.86 4748.78 19:16:01 77.89 13.06 64.83 514.01 11295.95 19:17:01 31.20 3.91 27.28 131.78 5060.49 Average: 58.88 21.54 37.34 1306.54 6393.78 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 1956108 3363508 2082536 51.57 35700 1535928 602776 11.85 534728 1393064 63884 19:15:01 1787700 3377384 2250944 55.74 49284 1694996 557284 10.95 543700 1532904 164836 19:16:01 1367396 3123196 2671248 66.14 59544 1841968 764144 15.02 821720 1656548 23828 19:17:01 1412856 3287076 2625788 65.02 62316 1955332 624372 12.27 731316 1696996 22864 Average: 1631015 3287791 2407629 59.61 51711 1757056 637144 12.52 657866 1569878 68853 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 19:14:02 ens3 183.01 124.53 1090.04 50.62 0.00 0.00 0.00 0.00 19:15:01 lo 0.81 0.81 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 34.25 30.22 373.82 12.13 0.00 0.00 0.00 0.00 19:16:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 201.42 203.23 1254.21 40.07 0.00 0.00 0.00 0.00 19:17:01 lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 116.14 129.45 297.06 543.76 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 134.12 122.24 755.37 162.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4400) 03/12/24 _x86_64_ (4 CPU) 19:12:49 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 20.94 0.00 2.85 2.29 6.98 66.94 19:14:02 0 21.53 0.00 2.02 2.52 4.70 69.23 19:14:02 1 14.38 0.00 2.68 2.31 6.62 74.01 19:14:02 2 18.25 0.00 2.66 1.06 7.97 70.06 19:14:02 3 29.54 0.00 4.00 3.27 8.61 54.58 19:15:01 all 16.07 0.00 1.85 1.29 3.02 77.77 19:15:01 0 23.87 0.00 1.59 0.63 3.58 70.33 19:15:01 1 23.02 0.00 2.99 3.34 3.39 67.26 19:15:01 2 12.74 0.00 1.50 0.14 2.75 82.87 19:15:01 3 4.67 0.00 1.37 1.03 2.35 90.58 19:16:01 all 27.06 0.00 2.54 1.10 9.12 60.18 19:16:01 0 22.55 0.00 2.22 0.41 8.93 65.90 19:16:01 1 17.82 0.00 2.67 1.68 7.86 69.97 19:16:01 2 42.66 0.00 2.27 2.01 8.26 44.81 19:16:01 3 25.24 0.00 2.98 0.31 11.41 60.05 19:17:01 all 27.13 0.00 2.22 0.72 8.56 61.36 19:17:01 0 19.46 0.00 1.94 0.58 6.93 71.09 19:17:01 1 21.01 0.00 1.99 1.83 8.58 66.58 19:17:01 2 46.04 0.00 2.40 0.28 9.97 41.32 19:17:01 3 21.99 0.00 2.58 0.23 8.76 66.44 Average: all 22.85 0.00 2.37 1.35 6.95 66.48 Average: 0 21.84 0.00 1.95 1.03 6.06 69.13 Average: 1 19.05 0.00 2.58 2.28 6.63 69.46 Average: 2 30.06 0.00 2.21 0.88 7.26 59.59 Average: 3 20.47 0.00 2.74 1.21 7.82 67.75