---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6137 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 11G 68G 13% / 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 563 11382 0 4094 15146 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 mq state UP group default qlen 1000 link/ether fa:16:3e:26:92:77 brd ff:ff:ff:ff:ff:ff inet 10.30.107.95/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85997sec preferred_lft 85997sec inet6 fe80::f816:3eff:fe26:9277/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6137) 02/17/24 _x86_64_ (4 CPU) 13:02:23 LINUX RESTART (4 CPU) 13:03:02 tps rtps wtps bread/s bwrtn/s 13:04:01 89.61 17.35 72.26 1033.45 18210.61 13:05:01 178.99 38.91 140.08 2358.14 32463.79 13:06:01 25.01 7.08 17.93 251.96 12395.67 13:07:01 67.22 0.28 66.94 4.53 26631.96 13:08:01 45.19 1.57 43.63 181.70 57629.73 13:09:01 34.35 1.35 33.00 101.33 9626.27 Average: 73.35 11.07 62.28 654.15 26182.27 13:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13946180 15547228 2478788 15.09 63748 1737700 808220 4.63 694076 1569108 176324 13:05:01 12383640 14484692 4041328 24.60 80152 2204316 1821576 10.42 1838632 1949900 22820 13:06:01 11998708 14130604 4426260 26.95 81736 2232204 2120076 12.13 2246496 1923908 10256 13:07:01 11187264 14317792 5237704 31.89 91380 3194728 1768764 10.12 2087808 2854928 618336 13:08:01 10912416 14734100 5512552 33.56 92616 3864348 1616672 9.25 1967476 3230384 13388 13:09:01 11590244 15466528 4834724 29.44 98816 3907288 835548 4.78 1259928 3255536 48068 Average: 12003075 14780157 4421893 26.92 84741 2856764 1495143 8.56 1682403 2463961 148199 13:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 ens3 53.87 36.96 869.68 7.05 0.00 0.00 0.00 0.00 13:04:01 lo 1.69 1.69 0.18 0.18 0.00 0.00 0.00 0.00 13:05:01 ens3 599.70 500.45 5821.18 123.42 0.00 0.00 0.00 0.00 13:05:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 13:06:01 ens3 548.33 443.19 184.73 165.87 0.00 0.00 0.00 0.00 13:06:01 lo 2.67 2.67 12.76 12.76 0.00 0.00 0.00 0.00 13:07:01 ens3 510.30 367.74 4672.49 83.90 0.00 0.00 0.00 0.00 13:07:01 lo 3.53 3.53 0.37 0.37 0.00 0.00 0.00 0.00 13:08:01 ens3 376.32 290.35 2334.19 72.17 0.00 0.00 0.00 0.00 13:08:01 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 13:09:01 ens3 264.17 216.47 346.32 86.74 0.00 0.00 0.00 0.00 13:09:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 393.06 309.95 2375.67 90.09 0.00 0.00 0.00 0.00 Average: lo 1.59 1.59 2.25 2.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6137) 02/17/24 _x86_64_ (4 CPU) 13:02:23 LINUX RESTART (4 CPU) 13:03:02 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 19.17 0.00 1.29 5.18 0.06 74.30 13:04:01 0 17.48 0.00 1.33 2.35 0.09 78.77 13:04:01 1 12.64 0.00 0.85 16.09 0.03 70.39 13:04:01 2 23.07 0.00 1.77 1.19 0.08 73.89 13:04:01 3 23.48 0.00 1.22 1.14 0.03 74.13 13:05:01 all 35.37 0.00 2.18 6.03 0.09 56.33 13:05:01 0 36.89 0.00 2.01 3.55 0.07 57.48 13:05:01 1 36.25 0.00 1.81 9.42 0.10 52.42 13:05:01 2 36.81 0.00 2.65 6.94 0.10 53.50 13:05:01 3 31.53 0.00 2.23 4.21 0.08 61.94 13:06:01 all 56.40 0.00 2.48 1.43 0.11 39.59 13:06:01 0 54.66 0.00 2.27 0.51 0.08 42.47 13:06:01 1 55.30 0.00 2.48 0.57 0.10 41.54 13:06:01 2 54.72 0.00 2.94 0.50 0.10 41.73 13:06:01 3 60.95 0.00 2.23 4.15 0.12 32.55 13:07:01 all 45.48 0.00 2.02 7.07 0.11 45.32 13:07:01 0 44.38 0.00 1.85 4.60 0.13 49.03 13:07:01 1 43.90 0.00 2.01 11.03 0.10 42.95 13:07:01 2 45.68 0.00 1.65 5.34 0.08 47.25 13:07:01 3 47.96 0.00 2.60 7.32 0.14 41.98 13:08:01 all 26.72 0.00 1.23 12.79 0.07 59.19 13:08:01 0 24.90 0.00 0.85 5.45 0.05 68.75 13:08:01 1 26.21 0.00 1.02 20.23 0.07 52.47 13:08:01 2 30.73 0.00 1.56 17.75 0.10 49.86 13:08:01 3 25.01 0.00 1.50 7.71 0.07 65.71 13:09:01 all 24.99 0.00 1.27 2.97 0.05 70.72 13:09:01 0 23.09 0.00 1.36 0.77 0.05 74.73 13:09:01 1 24.22 0.00 1.35 0.27 0.07 74.09 13:09:01 2 41.28 0.00 1.68 3.71 0.08 53.25 13:09:01 3 11.44 0.00 0.72 7.12 0.03 80.69 Average: all 34.68 0.00 1.75 5.92 0.08 57.57 Average: 0 33.58 0.00 1.61 2.87 0.08 61.86 Average: 1 33.08 0.00 1.59 9.59 0.08 55.66 Average: 2 38.74 0.00 2.04 5.92 0.09 53.21 Average: 3 33.31 0.00 1.75 5.29 0.08 59.57