---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1026 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: 2800.022 BogoMIPS: 5600.04 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 414 1132 0 2397 3262 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:67:27:9b brd ff:ff:ff:ff:ff:ff inet 10.32.6.51/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86074sec preferred_lft 86074sec inet6 fe80::f816:3eff:fe67:279b/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-1026) 12/16/23 _x86_64_ (4 CPU) 15:07:57 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 162.04 94.48 67.56 5841.69 42240.58 15:10:01 84.34 29.08 55.26 1623.73 11834.83 15:11:01 20.73 0.02 20.71 0.13 2547.18 15:12:01 9.90 0.12 9.78 1.73 3518.61 15:13:01 61.17 2.78 58.39 192.50 9590.67 Average: 67.64 25.30 42.34 1531.96 13946.37 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 1842532 3393460 2196112 54.38 48244 1658200 573292 11.27 523900 1499256 142196 15:10:01 1450640 3247560 2588004 64.08 58488 1885164 718472 14.12 687232 1709760 62416 15:11:01 1441764 3244844 2596880 64.30 59500 1889444 723592 14.22 691096 1713248 1472 15:12:01 1282680 3188944 2755964 68.24 60988 1988796 775388 15.24 747476 1810988 3552 15:13:01 1129592 3326096 2909052 72.03 69104 2263236 628872 12.36 650100 2045868 56236 Average: 1429442 3280181 2609202 64.61 59265 1936968 683923 13.44 659961 1755824 53174 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 ens3 367.04 240.93 1375.34 62.64 0.00 0.00 0.00 0.00 15:09:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 15:10:01 ens3 110.05 101.98 1076.08 23.63 0.00 0.00 0.00 0.00 15:10:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 15:11:01 ens3 53.36 75.75 68.09 12.11 0.00 0.00 0.00 0.00 15:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:12:01 ens3 384.14 322.41 1698.23 33.77 0.00 0.00 0.00 0.00 15:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:13:01 ens3 350.36 362.81 2505.50 62.13 0.00 0.00 0.00 0.00 15:13:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 252.99 220.78 1344.65 38.86 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1026) 12/16/23 _x86_64_ (4 CPU) 15:07:57 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 20.58 0.00 2.44 4.86 0.05 72.07 15:09:01 0 18.99 0.00 1.84 3.86 0.03 75.28 15:09:01 1 12.31 0.00 1.40 2.56 0.03 83.70 15:09:01 2 13.57 0.00 3.22 4.39 0.05 78.78 15:09:01 3 37.46 0.00 3.26 8.65 0.07 50.55 15:10:01 all 17.95 0.00 1.08 1.75 0.04 79.18 15:10:01 0 34.07 0.00 1.81 0.62 0.05 63.45 15:10:01 1 17.48 0.00 0.97 0.97 0.03 80.55 15:10:01 2 12.37 0.00 0.85 1.87 0.03 84.88 15:10:01 3 7.90 0.00 0.72 3.56 0.03 87.79 15:11:01 all 4.60 0.00 0.22 0.23 0.02 94.93 15:11:01 0 5.56 0.00 0.45 0.08 0.03 93.87 15:11:01 1 9.30 0.00 0.15 0.00 0.03 90.51 15:11:01 2 0.17 0.00 0.10 0.75 0.02 98.96 15:11:01 3 3.36 0.00 0.15 0.07 0.02 96.41 15:12:01 all 5.10 0.00 0.38 0.08 0.03 94.42 15:12:01 0 4.14 0.00 0.32 0.00 0.02 95.53 15:12:01 1 2.97 0.00 0.25 0.08 0.02 96.68 15:12:01 2 4.30 0.00 0.32 0.00 0.03 95.35 15:12:01 3 9.02 0.00 0.64 0.22 0.03 90.09 15:13:01 all 19.88 0.00 1.30 1.16 0.05 77.61 15:13:01 0 26.21 0.00 1.28 0.08 0.03 72.38 15:13:01 1 21.55 0.00 1.69 0.28 0.05 76.43 15:13:01 2 12.61 0.00 1.49 3.02 0.05 82.84 15:13:01 3 19.24 0.00 0.73 1.26 0.05 78.72 Average: all 13.63 0.00 1.08 1.62 0.04 83.64 Average: 0 17.80 0.00 1.14 0.93 0.03 80.10 Average: 1 12.72 0.00 0.89 0.78 0.03 85.58 Average: 2 8.61 0.00 1.19 2.01 0.04 88.15 Average: 3 15.39 0.00 1.10 2.75 0.04 80.72