---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3501 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 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 468 5308 0 2199 7227 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:2d:47:5b brd ff:ff:ff:ff:ff:ff inet 10.32.6.234/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe2d:475b/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-3501) 01/17/26 _x86_64_ (4 CPU) 16:58:50 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:02 116.01 54.58 61.43 3607.20 5501.63 17:01:01 84.22 30.15 54.08 1669.55 9910.59 17:02:01 70.88 8.61 62.26 491.17 9600.00 17:03:01 21.31 0.68 20.63 77.71 3728.76 Average: 73.06 23.48 49.58 1460.53 7173.73 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:02 5932720 7377164 2234700 27.36 38796 1584212 735652 7.98 627580 1438536 102396 17:01:01 5628464 7327868 2538956 31.09 57132 1805940 852320 9.25 689400 1652068 101952 17:02:01 5409904 7367468 2757516 33.76 64084 2050848 718760 7.80 736820 1811808 85620 17:03:01 5454764 7417124 2712656 33.21 66236 2053212 671140 7.28 692928 1809672 10376 Average: 5606463 7372406 2560957 31.36 56562 1873553 744468 8.08 686682 1678021 75086 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 17:00:02 ens3 399.45 241.00 1468.68 66.02 0.00 0.00 0.00 0.00 17:01:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 17:01:01 ens3 65.79 39.59 426.25 12.20 0.00 0.00 0.00 0.00 17:02:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 17:02:01 ens3 315.39 353.92 2579.84 57.56 0.00 0.00 0.00 0.00 17:03:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 17:03:01 ens3 10.75 11.31 8.45 5.33 0.00 0.00 0.00 0.00 Average: lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 198.40 161.97 1123.74 35.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3501) 01/17/26 _x86_64_ (4 CPU) 16:58:50 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:02 all 24.99 0.00 1.97 3.25 1.48 68.31 17:00:02 0 14.58 0.00 2.01 5.81 1.14 76.46 17:00:02 1 14.66 0.00 1.45 1.52 1.12 81.24 17:00:02 2 48.68 0.00 2.74 4.67 2.04 41.87 17:00:02 3 22.13 0.00 1.68 1.00 1.58 73.62 17:01:01 all 23.23 0.00 1.63 2.04 1.45 71.66 17:01:01 0 13.65 0.00 1.07 1.49 0.79 83.01 17:01:01 1 27.17 0.00 1.78 2.09 1.37 67.59 17:01:01 2 24.26 0.00 1.71 4.30 1.27 68.46 17:01:01 3 27.79 0.00 1.95 0.30 2.38 67.58 17:02:01 all 39.98 0.00 2.13 0.85 2.64 54.40 17:02:01 0 47.47 0.00 1.91 0.43 2.90 47.29 17:02:01 1 35.88 0.00 1.98 1.68 2.83 57.64 17:02:01 2 38.69 0.00 2.62 1.19 2.22 55.28 17:02:01 3 37.88 0.00 2.03 0.08 2.63 57.38 17:03:01 all 21.44 0.00 1.18 0.59 1.16 75.63 17:03:01 0 40.77 0.00 1.51 0.15 1.74 55.84 17:03:01 1 21.83 0.00 1.18 0.12 1.16 75.71 17:03:01 2 22.40 0.00 1.52 1.35 0.95 73.78 17:03:01 3 0.76 0.00 0.46 0.75 0.76 97.26 Average: all 27.42 0.00 1.73 1.68 1.68 67.48 Average: 0 29.18 0.00 1.63 1.97 1.65 65.58 Average: 1 24.86 0.00 1.60 1.35 1.62 70.57 Average: 2 33.57 0.00 2.15 2.87 1.62 59.79 Average: 3 22.12 0.00 1.53 0.53 1.84 73.99