---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9377 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.5G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 435 1449 0 2059 3248 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:ef:11:a7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.63/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:feef:11a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9377) 11/02/24 _x86_64_ (4 CPU) 11:46:43 LINUX RESTART (4 CPU) 11:47:01 tps rtps wtps bread/s bwrtn/s 11:48:01 124.25 37.69 86.55 1738.64 6938.98 11:49:01 75.85 32.79 43.06 2018.86 9415.76 11:50:01 21.29 8.48 12.81 447.32 5533.36 11:51:01 32.71 5.53 27.18 433.66 1354.97 Average: 63.52 21.12 42.40 1159.59 5810.76 11:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:48:01 1756188 3357860 2282456 56.52 52544 1704116 602724 11.85 570844 1537948 149444 11:49:01 1151520 3072340 2887124 71.49 63428 1998856 829144 16.30 886076 1798532 150444 11:50:01 105568 1956048 3933076 97.39 64220 1927748 1941492 38.16 2029332 1692156 532 11:51:01 1486368 3313728 2552276 63.20 66736 1904716 628084 12.35 695200 1658616 2544 Average: 1124911 2924994 2913733 72.15 61732 1883859 1000361 19.66 1045363 1671813 75741 11:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:48:01 ens3 173.54 127.16 1139.04 32.53 0.00 0.00 0.00 0.00 11:48:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 11:49:01 ens3 268.47 252.59 2844.89 37.01 0.00 0.00 0.00 0.00 11:49:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 11:50:01 ens3 18.38 18.51 78.72 3.74 0.00 0.00 0.00 0.00 11:50:01 lo 734.89 734.89 265.54 265.54 0.00 0.00 0.00 0.00 11:51:01 ens3 21.80 22.15 14.83 15.73 0.00 0.00 0.00 0.00 11:51:01 lo 412.50 412.50 147.17 147.17 0.00 0.00 0.00 0.00 Average: ens3 120.54 105.10 1019.33 22.25 0.00 0.00 0.00 0.00 Average: lo 287.45 287.45 103.24 103.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9377) 11/02/24 _x86_64_ (4 CPU) 11:46:43 LINUX RESTART (4 CPU) 11:47:01 CPU %user %nice %system %iowait %steal %idle 11:48:01 all 19.21 0.00 1.67 3.43 0.05 75.64 11:48:01 0 16.45 0.00 1.57 0.67 0.05 81.26 11:48:01 1 9.38 0.00 1.24 8.33 0.03 81.01 11:48:01 2 8.12 0.00 1.05 3.04 0.07 87.72 11:48:01 3 42.88 0.00 2.79 1.69 0.07 52.57 11:49:01 all 18.76 0.00 1.16 1.34 0.07 78.68 11:49:01 0 15.31 0.00 0.92 0.39 0.05 83.33 11:49:01 1 17.79 0.00 1.05 1.65 0.07 79.44 11:49:01 2 18.03 0.00 1.30 2.56 0.08 78.03 11:49:01 3 23.88 0.00 1.39 0.79 0.07 73.88 11:50:01 all 64.64 0.00 3.04 0.22 0.13 31.98 11:50:01 0 53.74 0.00 3.40 0.20 0.14 42.52 11:50:01 1 69.91 0.00 2.69 0.12 0.14 27.14 11:50:01 2 68.43 0.00 3.10 0.52 0.13 27.80 11:50:01 3 66.43 0.00 2.95 0.00 0.14 30.48 11:51:01 all 30.73 0.00 1.88 0.95 0.08 66.37 11:51:01 0 28.50 0.00 1.63 0.13 0.07 69.67 11:51:01 1 20.52 0.00 1.93 1.73 0.05 75.77 11:51:01 2 25.60 0.00 1.75 1.80 0.08 70.77 11:51:01 3 48.33 0.00 2.17 0.13 0.10 49.26 Average: all 33.23 0.00 1.93 1.49 0.08 63.26 Average: 0 28.40 0.00 1.87 0.35 0.08 69.30 Average: 1 29.28 0.00 1.73 2.97 0.07 65.96 Average: 2 29.96 0.00 1.80 1.98 0.09 66.16 Average: 3 45.30 0.00 2.32 0.66 0.09 51.62