---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4268 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 7.5G 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 463 5422 0 2090 7234 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:4e:d6:10 brd ff:ff:ff:ff:ff:ff inet 10.32.7.19/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe4e:d610/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4268) 01/27/26 _x86_64_ (4 CPU) 19:12:46 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 120.13 54.11 66.02 3568.61 6114.20 19:15:01 68.94 12.75 56.20 294.04 9415.39 19:16:01 58.60 6.78 51.82 417.59 9558.55 19:17:01 23.88 0.37 23.51 33.86 1434.16 Average: 67.89 18.50 49.39 1078.46 6630.81 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5917384 7384828 2250028 27.55 39784 1605408 733884 7.96 625544 1454300 115856 19:15:01 5545144 7220104 2622268 32.11 59112 1778972 913732 9.91 803800 1618940 109900 19:16:01 5585648 7436080 2581764 31.61 62888 1947124 651204 7.07 664752 1710728 26784 19:17:01 5615508 7470104 2551904 31.24 64896 1948836 612268 6.64 635392 1709672 8092 Average: 5665921 7377779 2501491 30.63 56670 1820085 727772 7.90 682372 1623410 65158 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 434.98 231.24 1463.54 65.16 0.00 0.00 0.00 0.00 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 139.70 130.87 643.66 28.31 0.00 0.00 0.00 0.00 19:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 239.49 236.84 1038.47 556.08 0.00 0.00 0.00 0.00 19:16:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 15.28 12.76 15.80 7.34 0.00 0.00 0.00 0.00 19:17:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 207.36 152.93 790.37 164.23 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 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-4268) 01/27/26 _x86_64_ (4 CPU) 19:12:46 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 23.41 0.00 1.69 3.48 1.15 70.27 19:14:01 0 10.81 0.00 1.06 0.83 0.91 86.38 19:14:01 1 14.75 0.00 1.08 3.95 0.73 79.48 19:14:01 2 31.22 0.00 2.37 7.25 1.48 57.68 19:14:01 3 36.89 0.00 2.27 1.89 1.47 57.48 19:15:01 all 28.80 0.00 1.61 1.40 1.73 66.45 19:15:01 0 35.66 0.00 2.05 0.43 1.60 60.26 19:15:01 1 24.83 0.00 1.43 1.13 1.61 70.99 19:15:01 2 23.14 0.00 1.43 3.35 1.76 70.32 19:15:01 3 31.57 0.00 1.51 0.70 1.94 64.28 19:16:01 all 33.68 0.00 2.12 1.35 2.02 60.83 19:16:01 0 26.17 0.00 1.77 0.10 1.72 70.25 19:16:01 1 26.82 0.00 1.41 0.48 2.24 69.04 19:16:01 2 52.06 0.00 2.96 2.40 2.31 40.27 19:16:01 3 29.67 0.00 2.35 2.45 1.83 63.70 19:17:01 all 21.59 0.00 0.99 0.74 0.79 75.89 19:17:01 0 6.15 0.00 0.77 0.03 0.22 92.84 19:17:01 1 31.05 0.00 1.25 0.05 0.93 66.72 19:17:01 2 26.71 0.00 0.98 1.93 1.02 69.36 19:17:01 3 22.43 0.00 0.96 0.96 1.01 74.63 Average: all 26.87 0.00 1.60 1.75 1.42 68.36 Average: 0 19.69 0.00 1.41 0.35 1.11 77.44 Average: 1 24.37 0.00 1.29 1.40 1.38 71.55 Average: 2 33.28 0.00 1.93 3.73 1.64 59.41 Average: 3 30.13 0.00 1.77 1.50 1.56 65.03