---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4320 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 451 5272 0 2251 7241 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:ee:1e:3d brd ff:ff:ff:ff:ff:ff inet 10.32.7.217/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:feee:1e3d/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-4320) 06/26/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 152.09 65.32 86.77 4275.82 40949.99 14:57:01 71.45 16.47 54.98 1124.64 9866.62 14:58:01 94.75 22.53 72.22 1085.69 9120.88 14:59:01 26.20 3.48 22.71 134.51 5022.50 Average: 86.18 26.99 59.19 1657.36 16266.39 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5987568 7422192 2179844 26.69 38504 1575036 716172 7.77 580808 1433120 93384 14:57:01 5740784 7492596 2426628 29.71 58340 1855028 811840 8.81 517012 1708964 155364 14:58:01 5302812 7200732 2864600 35.07 65980 1987300 900988 9.78 879904 1769828 5884 14:59:01 5406560 7420412 2760852 33.80 68684 2099396 673432 7.31 724220 1821172 11084 Average: 5609431 7383983 2557981 31.32 57877 1879190 775608 8.42 675486 1683271 66429 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 14:56:02 ens3 503.72 252.69 1499.31 67.29 0.00 0.00 0.00 0.00 14:57:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 14:57:01 ens3 69.25 54.20 530.28 13.03 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 14:58:01 ens3 332.41 375.55 1595.67 62.30 0.00 0.00 0.00 0.00 14:59:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 14:59:01 ens3 65.41 69.44 46.22 609.85 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 243.41 188.53 919.48 188.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4320) 06/26/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 22.56 0.00 2.98 4.52 0.86 69.08 14:56:02 0 34.83 0.00 2.59 7.53 1.12 53.93 14:56:02 1 19.47 0.00 1.87 4.03 0.69 73.94 14:56:02 2 25.77 0.00 5.84 3.87 1.05 63.46 14:56:02 3 10.13 0.00 1.62 2.66 0.59 85.00 14:57:01 all 21.55 0.00 1.50 1.67 0.73 74.55 14:57:01 0 4.66 0.00 0.68 3.00 0.29 91.37 14:57:01 1 18.60 0.00 1.34 0.22 0.71 79.13 14:57:01 2 21.15 0.00 1.67 1.65 0.73 74.80 14:57:01 3 41.80 0.00 2.31 1.81 1.15 52.93 14:58:01 all 48.31 0.00 2.83 1.76 3.31 43.79 14:58:01 0 51.35 0.00 2.94 2.11 3.17 40.43 14:58:01 1 42.80 0.00 2.58 2.76 3.31 48.55 14:58:01 2 56.05 0.00 3.22 0.50 3.84 36.40 14:58:01 3 43.10 0.00 2.58 1.65 2.96 49.71 14:59:01 all 21.45 0.00 1.26 0.70 0.91 75.68 14:59:01 0 5.81 0.00 0.72 0.43 0.70 92.35 14:59:01 1 72.48 0.00 3.05 0.38 2.13 21.96 14:59:01 2 5.32 0.00 0.63 0.03 0.57 93.45 14:59:01 3 2.28 0.00 0.67 1.95 0.23 94.87 Average: all 28.53 0.00 2.15 2.16 1.46 65.70 Average: 0 24.26 0.00 1.73 3.26 1.33 69.41 Average: 1 38.45 0.00 2.21 1.86 1.72 55.77 Average: 2 27.12 0.00 2.84 1.51 1.55 66.98 Average: 3 24.30 0.00 1.79 2.02 1.24 70.65