---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3579 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 408 1312 0 2222 3270 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:12:88:8a brd ff:ff:ff:ff:ff:ff inet 10.32.6.244/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86190sec preferred_lft 86190sec inet6 fe80::f816:3eff:fe12:888a/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-3579) 01/13/24 _x86_64_ (4 CPU) 08:12:55 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 149.76 80.19 69.57 5243.39 42129.40 08:15:01 104.17 29.69 74.48 1637.59 12798.53 08:16:01 65.84 9.92 55.92 728.68 7809.10 Average: 106.59 39.93 66.66 2536.50 20911.89 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 1855772 3409324 2182872 54.05 48408 1660548 561536 11.04 505296 1502516 143908 08:15:01 1309180 3148328 2729464 67.58 61332 1922040 767248 15.08 796100 1736540 74500 08:16:01 1352376 3355852 2686268 66.51 69020 2074548 595304 11.70 675144 1805596 41252 Average: 1505776 3304501 2532868 62.72 59587 1885712 641363 12.61 658847 1681551 86553 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 ens3 343.09 221.15 1312.71 60.72 0.00 0.00 0.00 0.00 08:14:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 08:15:01 ens3 324.83 347.67 2194.48 60.42 0.00 0.00 0.00 0.00 08:15:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 08:16:01 ens3 277.14 271.42 1014.98 57.03 0.00 0.00 0.00 0.00 08:16:01 lo 2.07 2.07 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 315.02 280.08 1507.43 59.39 0.00 0.00 0.00 0.00 Average: lo 1.60 1.60 0.17 0.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3579) 01/13/24 _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 20.33 0.00 2.59 4.55 0.05 72.48 08:14:01 0 11.79 0.00 2.07 4.63 0.03 81.47 08:14:01 1 35.18 0.00 2.64 4.87 0.05 57.26 08:14:01 2 12.87 0.00 1.96 1.21 0.07 83.89 08:14:01 3 21.45 0.00 3.69 7.47 0.07 67.32 08:15:01 all 26.96 0.00 1.39 2.04 0.06 69.55 08:15:01 0 26.28 0.00 1.10 0.30 0.05 72.26 08:15:01 1 27.88 0.00 1.47 1.75 0.05 68.85 08:15:01 2 32.79 0.00 1.95 0.99 0.08 64.19 08:15:01 3 20.92 0.00 1.07 5.10 0.05 72.86 08:16:01 all 30.90 0.00 1.40 1.21 0.06 66.43 08:16:01 0 25.46 0.00 1.18 0.13 0.05 73.18 08:16:01 1 37.19 0.00 1.29 0.77 0.08 60.67 08:16:01 2 19.14 0.00 1.41 1.81 0.07 77.57 08:16:01 3 41.76 0.00 1.74 2.12 0.07 54.32 Average: all 26.07 0.00 1.80 2.60 0.06 69.48 Average: 0 21.18 0.00 1.45 1.69 0.04 75.63 Average: 1 33.41 0.00 1.80 2.46 0.06 62.27 Average: 2 21.60 0.00 1.77 1.34 0.07 75.22 Average: 3 28.05 0.00 2.16 4.89 0.06 64.83