---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9012 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 472 5325 0 2177 7222 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:7f:3c:ed brd ff:ff:ff:ff:ff:ff inet 10.32.7.137/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe7f:3ced/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-9012) 03/16/26 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 109.33 53.74 55.59 3534.88 6312.16 07:07:01 80.50 31.65 48.85 1738.53 7867.71 07:08:01 68.47 8.70 59.77 507.25 7376.64 07:09:01 27.31 3.18 24.13 126.91 4972.24 Average: 71.37 24.29 47.08 1475.81 6627.07 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5929104 7387544 2238316 27.41 39104 1597492 728892 7.91 622588 1446376 90132 07:07:01 5620468 7323392 2546952 31.18 57812 1808144 792688 8.60 696356 1650764 103108 07:08:01 5490372 7417976 2677048 32.78 65132 2019128 670716 7.28 718000 1747164 114320 07:09:01 5402024 7343440 2765396 33.86 67432 2029772 749576 8.13 799880 1751336 8724 Average: 5610492 7368088 2556928 31.31 57370 1863634 735468 7.98 709206 1648910 79071 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:02 ens3 324.75 181.70 1464.91 61.94 0.00 0.00 0.00 0.00 07:07:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 07:07:01 ens3 82.89 78.72 482.31 22.93 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 299.83 346.96 1530.98 64.04 0.00 0.00 0.00 0.00 07:09:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 07:09:01 ens3 54.77 65.84 28.38 607.16 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 191.01 168.68 878.28 189.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9012) 03/16/26 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.94 0.00 1.81 4.23 2.95 69.06 07:06:02 0 10.23 0.00 1.27 4.22 2.00 82.27 07:06:02 1 21.35 0.00 1.55 1.43 3.29 72.39 07:06:02 2 21.06 0.00 1.97 2.23 3.43 71.31 07:06:02 3 35.12 0.00 2.49 9.05 3.07 50.26 07:07:01 all 23.87 0.00 1.71 2.99 2.81 68.62 07:07:01 0 10.48 0.00 0.61 0.24 1.45 87.23 07:07:01 1 29.87 0.00 1.82 3.61 3.96 60.74 07:07:01 2 45.40 0.00 3.18 1.42 3.63 46.37 07:07:01 3 9.55 0.00 1.19 6.67 2.17 80.42 07:08:01 all 39.68 0.00 2.41 1.02 5.61 51.28 07:08:01 0 43.57 0.00 2.61 1.16 5.46 47.21 07:08:01 1 36.56 0.00 1.52 0.29 5.44 56.18 07:08:01 2 32.61 0.00 3.78 2.10 6.30 55.22 07:08:01 3 46.07 0.00 1.74 0.51 5.25 46.44 07:09:01 all 20.47 0.00 0.98 1.19 1.76 75.61 07:09:01 0 58.24 0.00 1.63 0.50 2.14 37.50 07:09:01 1 8.32 0.00 0.63 0.87 1.52 88.67 07:09:01 2 1.86 0.00 0.61 3.37 1.91 92.26 07:09:01 3 13.76 0.00 1.04 0.02 1.44 83.74 Average: all 26.53 0.00 1.73 2.35 3.29 66.10 Average: 0 30.74 0.00 1.54 1.54 2.78 63.41 Average: 1 24.02 0.00 1.38 1.54 3.55 69.51 Average: 2 25.15 0.00 2.38 2.28 3.82 66.36 Average: 3 26.23 0.00 1.62 4.04 2.99 65.12