---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7471 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 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 443 1399 0 2100 3238 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:2a:26:e2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.240/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe2a:26e2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7471) 10/12/24 _x86_64_ (4 CPU) 10:03:48 LINUX RESTART (4 CPU) 10:04:01 tps rtps wtps bread/s bwrtn/s 10:05:01 132.71 50.23 82.47 2376.27 8054.25 10:06:01 78.33 30.23 48.10 1648.80 9595.47 10:07:01 23.21 10.61 12.60 813.33 5753.68 10:08:01 24.13 4.23 19.90 288.22 623.10 Average: 64.59 23.83 40.77 1281.67 6006.55 10:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:01 1790412 3396140 2248232 55.67 51352 1709248 577760 11.36 531944 1542852 144224 10:06:01 1327620 3208372 2711024 67.13 61376 1963256 751756 14.78 736692 1777196 113928 10:07:01 122120 2048436 3916524 96.98 64652 2002168 1977012 38.86 1955144 1749056 1312 10:08:01 1486676 3358068 2551968 63.19 66152 1947908 575856 11.32 655368 1696980 15656 Average: 1181707 3002754 2856937 70.74 60883 1905645 970596 19.08 969787 1691521 68780 10:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:01 ens3 443.10 284.22 1703.28 75.15 0.00 0.00 0.00 0.00 10:05:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 10:06:01 ens3 205.32 184.82 2374.66 32.31 0.00 0.00 0.00 0.00 10:06:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 10:07:01 ens3 73.84 73.99 634.70 12.17 0.00 0.00 0.00 0.00 10:07:01 lo 442.20 442.20 157.19 157.19 0.00 0.00 0.00 0.00 10:08:01 ens3 18.28 17.16 12.08 7.93 0.00 0.00 0.00 0.00 10:08:01 lo 716.91 716.91 254.95 254.95 0.00 0.00 0.00 0.00 Average: ens3 185.14 140.05 1181.13 31.89 0.00 0.00 0.00 0.00 Average: lo 290.39 290.39 103.09 103.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7471) 10/12/24 _x86_64_ (4 CPU) 10:03:48 LINUX RESTART (4 CPU) 10:04:01 CPU %user %nice %system %iowait %steal %idle 10:05:01 all 21.71 0.00 1.92 3.77 0.06 72.53 10:05:01 0 16.33 0.00 1.52 4.13 0.05 77.96 10:05:01 1 30.36 0.00 2.59 1.72 0.07 65.27 10:05:01 2 24.53 0.00 2.05 3.24 0.08 70.10 10:05:01 3 15.61 0.00 1.54 5.99 0.05 76.81 10:06:01 all 15.57 0.00 0.99 1.45 0.05 81.95 10:06:01 0 9.24 0.00 0.59 1.02 0.03 89.11 10:06:01 1 25.70 0.00 1.65 0.33 0.07 72.25 10:06:01 2 13.41 0.00 0.89 1.02 0.03 84.65 10:06:01 3 13.87 0.00 0.80 3.43 0.05 81.85 10:07:01 all 62.98 0.00 2.69 0.28 0.13 33.92 10:07:01 0 57.71 0.00 2.77 0.05 0.11 39.35 10:07:01 1 65.51 0.00 2.88 0.31 0.13 31.16 10:07:01 2 64.26 0.00 2.41 0.22 0.13 32.98 10:07:01 3 64.48 0.00 2.70 0.55 0.13 32.12 10:08:01 all 38.07 0.00 2.92 0.67 0.11 58.24 10:08:01 0 58.09 0.00 3.24 0.15 0.14 38.38 10:08:01 1 31.87 0.00 2.97 0.00 0.10 65.05 10:08:01 2 31.39 0.00 2.49 0.49 0.10 65.52 10:08:01 3 30.90 0.00 2.97 2.02 0.10 64.01 Average: all 34.61 0.00 2.13 1.54 0.09 61.63 Average: 0 35.39 0.00 2.03 1.34 0.08 61.16 Average: 1 38.47 0.00 2.52 0.59 0.09 58.33 Average: 2 33.39 0.00 1.96 1.25 0.09 63.32 Average: 3 31.19 0.00 2.00 3.00 0.08 63.73