---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4827 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 476 5322 0 2177 7219 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:9c:87:f6 brd ff:ff:ff:ff:ff:ff inet 10.32.6.215/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe9c:87f6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4827) 02/03/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 165.31 82.47 82.84 4898.77 40134.11 14:57:01 82.07 30.00 52.07 1700.78 8446.59 14:58:01 75.39 8.88 66.51 511.38 8488.72 14:59:01 25.11 1.63 23.48 75.99 4904.25 Average: 86.97 30.75 56.23 1796.86 15494.44 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 6017652 7406716 2149760 26.32 36560 1533004 708252 7.69 591180 1394836 68932 14:57:01 5590980 7291956 2576432 31.55 57612 1807288 850340 9.23 726876 1651748 130924 14:58:01 5498656 7427464 2668756 32.68 65388 2020828 658532 7.15 708592 1749708 113188 14:59:01 5391596 7341068 2775816 33.99 67744 2038456 732948 7.95 803484 1760012 16136 Average: 5624721 7366801 2542691 31.13 56826 1849894 737518 8.00 707533 1639076 82295 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 396.85 223.96 1248.09 65.24 0.00 0.00 0.00 0.00 14:56:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 14:57:01 ens3 88.97 62.02 722.20 16.36 0.00 0.00 0.00 0.00 14:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 14:58:01 ens3 314.78 361.91 1561.73 60.58 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:59:01 ens3 54.44 67.64 34.32 606.28 0.00 0.00 0.00 0.00 14:59:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 213.77 178.88 891.60 187.11 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4827) 02/03/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 20.65 0.00 2.74 5.10 3.02 68.49 14:56:01 0 24.08 0.00 2.06 8.57 2.87 62.41 14:56:01 1 22.54 0.00 4.62 3.99 3.08 65.77 14:56:01 2 19.42 0.00 2.39 3.43 3.35 71.40 14:56:01 3 16.55 0.00 1.90 4.39 2.76 74.40 14:57:01 all 23.34 0.00 1.64 2.40 2.87 69.75 14:57:01 0 20.77 0.00 1.90 3.29 2.71 71.34 14:57:01 1 20.68 0.00 1.56 0.27 2.55 74.95 14:57:01 2 10.73 0.00 0.87 0.23 2.49 85.68 14:57:01 3 41.28 0.00 2.23 5.82 3.69 46.98 14:58:01 all 38.87 0.00 2.55 1.14 7.44 50.01 14:58:01 0 38.36 0.00 2.00 0.44 6.85 52.35 14:58:01 1 37.35 0.00 2.41 0.51 6.96 52.78 14:58:01 2 44.69 0.00 1.92 1.37 7.54 44.48 14:58:01 3 35.07 0.00 3.88 2.23 8.41 50.41 14:59:01 all 20.09 0.00 0.83 0.92 1.32 76.84 14:59:01 0 3.99 0.00 0.40 0.30 0.53 94.78 14:59:01 1 43.77 0.00 1.36 0.28 2.23 52.36 14:59:01 2 4.90 0.00 0.36 0.71 0.66 93.36 14:59:01 3 27.68 0.00 1.20 2.38 1.88 66.87 Average: all 25.79 0.00 1.94 2.39 3.68 66.21 Average: 0 21.87 0.00 1.59 3.15 3.26 70.13 Average: 1 31.10 0.00 2.49 1.26 3.71 61.44 Average: 2 20.01 0.00 1.39 1.43 3.53 73.63 Average: 3 30.17 0.00 2.31 3.70 4.21 59.61