---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2910 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 7.8G 12G 41% / 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 693 880 0 2369 2983 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:48:87:36 brd ff:ff:ff:ff:ff:ff inet 10.32.7.70/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86039sec preferred_lft 86039sec inet6 fe80::f816:3eff:fe48:8736/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2910) 01/06/24 _x86_64_ (4 CPU) 03:47:54 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 136.64 67.59 69.06 4564.17 41890.23 03:50:01 64.79 11.78 53.01 237.29 11634.06 03:51:01 21.81 0.02 21.80 0.13 2619.30 03:52:01 30.74 0.02 30.73 0.13 7169.34 03:53:01 31.86 2.92 28.95 84.79 9120.35 Average: 57.17 16.46 40.71 977.30 14486.66 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 1865544 3416572 2173108 53.81 48392 1659088 553144 10.87 502232 1500472 142772 03:50:01 1486708 3243256 2551944 63.19 58976 1844032 729808 14.35 693804 1666708 67528 03:51:01 1465292 3227348 2573360 63.72 59572 1848216 737888 14.50 710688 1670088 1312 03:52:01 1194580 3168580 2844072 70.42 62160 2052768 764820 15.03 771120 1870288 2708 03:53:01 918840 3054412 3119812 77.25 65144 2207232 842376 16.56 1138772 1770320 3304 Average: 1386193 3222034 2652459 65.68 58849 1922267 725607 14.26 763323 1695575 43525 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 03:49:01 ens3 317.88 232.61 1312.27 61.67 0.00 0.00 0.00 0.00 03:50:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 03:50:01 ens3 126.70 111.05 1075.49 22.83 0.00 0.00 0.00 0.00 03:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:51:01 ens3 53.16 76.30 65.32 11.91 0.00 0.00 0.00 0.00 03:52:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:52:01 ens3 518.23 450.34 3436.55 51.50 0.00 0.00 0.00 0.00 03:53:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 433.03 318.13 1019.06 312.76 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 289.80 237.69 1381.74 92.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2910) 01/06/24 _x86_64_ (4 CPU) 03:47:54 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 20.40 0.00 2.13 4.11 0.05 73.30 03:49:01 0 17.35 0.00 2.01 4.45 0.05 76.14 03:49:01 1 21.92 0.00 1.96 6.52 0.05 69.56 03:49:01 2 18.91 0.00 2.52 3.28 0.05 75.24 03:49:01 3 23.42 0.00 2.01 2.21 0.05 72.31 03:50:01 all 18.15 0.00 0.98 1.31 0.04 79.52 03:50:01 0 20.15 0.00 0.95 1.23 0.05 77.62 03:50:01 1 9.79 0.00 0.60 3.36 0.03 86.21 03:50:01 2 29.84 0.00 1.50 0.18 0.05 68.42 03:50:01 3 12.73 0.00 0.89 0.50 0.03 85.85 03:51:01 all 4.88 0.00 0.22 0.27 0.03 94.61 03:51:01 0 3.02 0.00 0.18 0.32 0.03 96.45 03:51:01 1 9.12 0.00 0.10 0.10 0.03 90.64 03:51:01 2 1.31 0.00 0.07 0.00 0.02 98.61 03:51:01 3 6.09 0.00 0.50 0.64 0.03 92.74 03:52:01 all 7.59 0.00 0.68 0.36 0.03 91.34 03:52:01 0 7.00 0.00 0.80 0.64 0.03 91.53 03:52:01 1 6.81 0.00 0.73 0.82 0.02 91.63 03:52:01 2 9.58 0.00 0.25 0.00 0.02 90.15 03:52:01 3 6.96 0.00 0.91 0.00 0.03 92.10 03:53:01 all 29.46 0.00 1.12 0.20 0.05 69.17 03:53:01 0 37.39 0.00 1.10 0.12 0.05 61.34 03:53:01 1 27.85 0.00 0.97 0.52 0.05 70.61 03:53:01 2 24.74 0.00 0.80 0.10 0.05 74.31 03:53:01 3 27.85 0.00 1.62 0.03 0.05 70.44 Average: all 16.10 0.00 1.02 1.25 0.04 81.59 Average: 0 17.00 0.00 1.01 1.35 0.04 80.61 Average: 1 15.09 0.00 0.87 2.26 0.04 81.74 Average: 2 16.89 0.00 1.03 0.71 0.04 81.34 Average: 3 15.42 0.00 1.18 0.68 0.04 82.68