---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14145 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 7.7G 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 5188 0 2310 7215 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:f4:ad:e4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.143/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86193sec preferred_lft 86193sec inet6 fe80::f816:3eff:fef4:ade4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14145) 10/02/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 173.51 70.64 102.87 3991.07 43071.93 14:57:01 145.05 43.10 101.95 2761.36 17209.22 14:58:01 39.34 5.07 34.28 196.23 6291.48 Average: 119.16 39.59 79.57 2313.80 22220.15 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5887628 7447436 2279784 27.91 49340 1680964 652752 7.08 541128 1554012 191196 14:57:01 5178960 7115112 2988452 36.59 65052 2026336 1113112 12.08 932528 1838592 13712 14:58:01 5331728 7407968 2835684 34.72 69356 2159948 668248 7.25 742388 1873400 9380 Average: 5466105 7323505 2701307 33.07 61249 1955749 811371 8.80 738681 1755335 71429 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 14:56:02 ens3 384.64 218.21 1694.61 65.47 0.00 0.00 0.00 0.00 14:57:01 lo 1.36 1.36 0.14 0.14 0.00 0.00 0.00 0.00 14:57:01 ens3 323.76 338.85 2034.03 74.49 0.00 0.00 0.00 0.00 14:58:01 lo 2.03 2.03 0.18 0.18 0.00 0.00 0.00 0.00 14:58:01 ens3 178.69 141.69 325.15 628.43 0.00 0.00 0.00 0.00 Average: lo 1.66 1.66 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 295.54 232.32 1347.43 257.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14145) 10/02/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 20.75 0.00 2.52 5.30 0.07 71.36 14:56:02 0 23.63 0.00 4.11 1.57 0.05 70.64 14:56:02 1 7.66 0.00 1.51 10.85 0.05 79.93 14:56:02 2 10.37 0.00 1.67 4.95 0.08 82.92 14:56:02 3 41.37 0.00 2.79 3.84 0.10 51.90 14:57:01 all 33.34 0.00 2.10 2.85 0.09 61.61 14:57:01 0 53.52 0.00 2.73 2.97 0.12 40.65 14:57:01 1 30.24 0.00 1.41 2.80 0.08 65.46 14:57:01 2 23.53 0.00 2.85 4.63 0.10 68.88 14:57:01 3 26.07 0.00 1.43 1.00 0.07 71.43 14:58:01 all 24.39 0.00 1.28 0.93 0.07 73.33 14:58:01 0 14.72 0.00 1.08 0.17 0.07 83.96 14:58:01 1 24.89 0.00 1.37 2.57 0.05 71.12 14:58:01 2 11.83 0.00 1.11 0.82 0.07 86.18 14:58:01 3 46.09 0.00 1.55 0.15 0.08 52.12 Average: all 26.12 0.00 1.97 3.03 0.08 68.81 Average: 0 30.49 0.00 2.64 1.56 0.08 65.23 Average: 1 20.88 0.00 1.43 5.42 0.06 72.21 Average: 2 15.19 0.00 1.87 3.47 0.08 79.39 Average: 3 37.92 0.00 1.93 1.67 0.08 58.41