---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2343 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 7.7G 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 473 5283 0 2218 7220 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:f4:24:b4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.238/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fef4:24b4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2343) 01/03/26 _x86_64_ (4 CPU) 07:38:49 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 119.31 54.14 65.17 3570.07 6212.70 07:41:01 69.24 12.38 56.86 250.32 10843.32 07:42:01 77.65 6.05 71.60 402.73 9523.88 07:43:01 26.18 0.68 25.50 77.72 3532.08 Average: 73.10 18.31 54.78 1075.18 7528.13 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 5951252 7397664 2216168 27.13 38708 1586340 721772 7.83 608464 1441528 85504 07:41:01 5471768 7205892 2695652 33.00 59008 1837232 914184 9.92 815708 1681140 105624 07:42:01 5435852 7404936 2731568 33.44 66608 2057260 663796 7.20 682336 1836240 72020 07:43:01 5430032 7409736 2737388 33.52 68808 2065372 658272 7.14 684236 1839108 10232 Average: 5572226 7354557 2595194 31.77 58283 1886551 739506 8.02 697686 1699504 68345 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:40:01 ens3 440.93 240.46 1429.28 65.08 0.00 0.00 0.00 0.00 07:41:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 07:41:01 ens3 145.37 118.04 1584.67 24.68 0.00 0.00 0.00 0.00 07:42:01 lo 1.28 1.28 0.16 0.16 0.00 0.00 0.00 0.00 07:42:01 ens3 450.87 506.72 2447.86 82.49 0.00 0.00 0.00 0.00 07:43:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:43:01 ens3 11.51 12.01 9.04 5.83 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 262.17 219.30 1367.72 44.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2343) 01/03/26 _x86_64_ (4 CPU) 07:38:49 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 23.95 0.00 1.85 3.36 1.17 69.67 07:40:01 0 37.84 0.00 2.29 2.07 1.65 56.15 07:40:01 1 21.71 0.00 1.71 4.69 1.18 70.70 07:40:01 2 14.82 0.00 1.27 5.29 0.94 77.68 07:40:01 3 21.42 0.00 2.15 1.40 0.92 74.12 07:41:01 all 28.25 0.00 1.50 1.41 1.53 67.31 07:41:01 0 44.05 0.00 2.07 1.70 1.68 50.50 07:41:01 1 41.77 0.00 2.24 0.35 1.82 53.82 07:41:01 2 14.34 0.00 0.88 3.44 1.75 79.60 07:41:01 3 12.98 0.00 0.82 0.15 0.88 85.17 07:42:01 all 41.52 0.00 2.02 0.88 2.41 53.18 07:42:01 0 44.00 0.00 2.16 0.33 2.39 51.12 07:42:01 1 47.20 0.00 1.30 0.08 2.50 48.92 07:42:01 2 32.83 0.00 1.95 1.22 2.45 61.55 07:42:01 3 42.06 0.00 2.66 1.85 2.28 51.15 07:43:01 all 21.52 0.00 0.87 0.79 0.75 76.07 07:43:01 0 44.61 0.00 1.08 0.10 1.44 52.77 07:43:01 1 10.78 0.00 0.88 0.15 0.43 87.75 07:43:01 2 22.17 0.00 0.98 1.80 0.73 74.31 07:43:01 3 8.39 0.00 0.58 1.10 0.38 89.54 Average: all 28.81 0.00 1.56 1.61 1.47 66.56 Average: 0 42.63 0.00 1.90 1.05 1.79 52.63 Average: 1 30.36 0.00 1.53 1.32 1.48 65.31 Average: 2 21.03 0.00 1.27 2.93 1.47 73.30 Average: 3 21.21 0.00 1.55 1.12 1.12 74.99