---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2810 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.3G 70G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 544 13384 0 2110 15182 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 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:23:d6:a3 brd ff:ff:ff:ff:ff:ff inet 10.30.106.164/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85961sec preferred_lft 85961sec inet6 fe80::f816:3eff:fe23:d6a3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2810) 12/06/23 _x86_64_ (4 CPU) 16:02:14 LINUX RESTART (4 CPU) 16:03:01 tps rtps wtps bread/s bwrtn/s 16:04:01 10.46 0.00 10.46 0.00 8588.57 16:05:01 6.90 0.00 6.90 0.00 8352.95 16:06:01 6.40 0.00 6.40 0.00 8347.81 16:07:01 6.57 0.00 6.57 0.00 8216.36 16:08:01 173.12 27.05 146.08 935.18 12593.37 16:09:02 124.88 13.88 111.00 1048.36 21537.88 Average: 54.72 6.82 47.90 330.58 11272.74 16:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:01 14479576 15708088 1945392 11.84 32108 1415744 694960 3.98 477212 1298748 20 16:05:01 14478000 15706636 1946968 11.85 32196 1415740 694960 3.98 478108 1298744 12 16:06:01 14477992 15706776 1946976 11.85 32284 1415752 694960 3.98 478328 1298748 16 16:07:01 14478036 15706932 1946932 11.85 32364 1415760 694960 3.98 478640 1298756 160 16:08:01 14067540 15528244 2357428 14.35 49268 1618140 798972 4.57 706188 1444644 107688 16:09:02 13692680 15524824 2732288 16.63 74768 1946972 791580 4.53 768904 1731220 131164 Average: 14278971 15646917 2145997 13.07 42165 1538018 728399 4.17 564563 1395143 39843 16:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:04:01 ens3 2.00 0.63 0.77 0.33 0.00 0.00 0.00 0.00 16:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:05:01 ens3 3.28 1.90 2.37 1.02 0.00 0.00 0.00 0.00 16:05:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 16:06:01 ens3 0.80 0.45 0.37 0.39 0.00 0.00 0.00 0.00 16:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 ens3 0.27 0.23 0.06 0.18 0.00 0.00 0.00 0.00 16:07:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 16:08:01 ens3 232.71 152.26 1069.07 46.29 0.00 0.00 0.00 0.00 16:08:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 16:09:02 ens3 64.36 41.39 1063.80 9.03 0.00 0.00 0.00 0.00 16:09:02 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 50.57 32.81 356.06 9.54 0.00 0.00 0.00 0.00 Average: lo 0.46 0.46 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2810) 12/06/23 _x86_64_ (4 CPU) 16:02:14 LINUX RESTART (4 CPU) 16:03:01 CPU %user %nice %system %iowait %steal %idle 16:04:01 all 0.47 0.00 0.02 0.98 0.01 98.53 16:04:01 0 1.71 0.00 0.02 0.00 0.00 98.27 16:04:01 1 0.03 0.00 0.02 0.00 0.00 99.95 16:04:01 2 0.07 0.00 0.05 0.02 0.02 99.85 16:04:01 3 0.05 0.00 0.02 3.90 0.00 96.03 16:05:01 all 0.13 0.00 0.02 0.98 0.01 98.85 16:05:01 0 0.03 0.00 0.02 0.00 0.00 99.95 16:05:01 1 0.08 0.00 0.02 0.00 0.02 99.88 16:05:01 2 0.05 0.00 0.02 0.07 0.02 99.85 16:05:01 3 0.35 0.00 0.02 3.85 0.00 95.78 16:06:01 all 0.23 0.00 0.01 1.03 0.00 98.72 16:06:01 0 0.71 0.00 0.00 0.00 0.02 99.27 16:06:01 1 0.15 0.00 0.00 0.00 0.00 99.85 16:06:01 2 0.05 0.00 0.03 0.05 0.02 99.85 16:06:01 3 0.03 0.00 0.00 4.09 0.00 95.88 16:07:01 all 0.27 0.00 0.02 1.07 0.01 98.64 16:07:01 0 0.96 0.00 0.02 0.00 0.00 99.02 16:07:01 1 0.05 0.00 0.00 0.00 0.00 99.95 16:07:01 2 0.03 0.00 0.03 0.00 0.02 99.92 16:07:01 3 0.03 0.00 0.02 4.28 0.02 95.65 16:08:01 all 15.48 0.00 1.45 2.92 0.05 80.11 16:08:01 0 29.31 0.00 1.67 0.40 0.07 68.55 16:08:01 1 10.52 0.00 1.49 2.65 0.07 85.27 16:08:01 2 15.83 0.00 1.49 1.07 0.03 81.58 16:08:01 3 6.17 0.00 1.19 7.60 0.02 85.03 16:09:02 all 20.62 0.00 1.47 3.80 0.05 74.06 16:09:02 0 20.41 0.00 1.40 0.33 0.03 77.82 16:09:02 1 10.47 0.00 1.15 2.64 0.05 85.69 16:09:02 2 37.75 0.00 2.26 2.49 0.07 57.43 16:09:02 3 13.83 0.00 1.04 9.74 0.07 75.32 Average: all 6.18 0.00 0.50 1.79 0.02 91.50 Average: 0 8.83 0.00 0.52 0.12 0.02 90.51 Average: 1 3.54 0.00 0.45 0.88 0.02 95.11 Average: 2 8.95 0.00 0.65 0.61 0.03 89.76 Average: 3 3.40 0.00 0.38 5.57 0.02 90.64