---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9345 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: 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 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 420 1261 0 2262 3258 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:cf:1a:be brd ff:ff:ff:ff:ff:ff inet 10.32.6.237/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86076sec preferred_lft 86076sec inet6 fe80::f816:3eff:fecf:1abe/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-9345) 11/02/24 _x86_64_ (4 CPU) 05:56:46 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 124.08 39.73 84.35 1831.03 6458.26 05:59:01 77.31 29.52 47.79 1650.43 9234.64 06:00:01 9.22 0.00 9.22 0.00 411.26 06:01:01 36.64 10.58 26.06 723.63 3168.41 06:02:01 55.28 5.75 49.53 214.67 6825.73 Average: 60.45 17.07 43.37 881.40 5206.11 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 1795556 3381032 2243088 55.54 51936 1689112 585020 11.50 542896 1528320 148364 05:59:01 1512484 3251652 2526160 62.55 57488 1829956 700924 13.78 684752 1653952 5236 06:00:01 1500368 3245696 2538276 62.85 59132 1833744 712820 14.01 692700 1657080 1676 06:01:01 457128 2312708 3581516 88.68 61844 1937184 1569140 30.84 1656208 1721512 1392 06:02:01 1305312 3349580 2733332 67.68 67708 2116112 594196 11.68 703396 1823496 15792 Average: 1314170 3108134 2724474 67.46 59622 1881222 832420 16.36 855990 1676872 34492 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 05:58:02 ens3 150.66 123.30 1033.16 37.60 0.00 0.00 0.00 0.00 05:59:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 05:59:01 ens3 125.84 126.64 652.95 23.38 0.00 0.00 0.00 0.00 06:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:00:01 ens3 51.47 74.72 55.27 12.00 0.00 0.00 0.00 0.00 06:01:01 lo 87.44 87.44 32.08 32.08 0.00 0.00 0.00 0.00 06:01:01 ens3 211.23 247.90 1333.13 35.76 0.00 0.00 0.00 0.00 06:02:01 lo 33.72 33.72 4.31 4.31 0.00 0.00 0.00 0.00 06:02:01 ens3 287.98 280.57 1138.40 64.15 0.00 0.00 0.00 0.00 Average: lo 24.82 24.82 7.35 7.35 0.00 0.00 0.00 0.00 Average: ens3 165.57 170.77 843.22 34.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9345) 11/02/24 _x86_64_ (4 CPU) 05:56:46 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 19.76 0.00 1.44 3.59 0.05 75.16 05:58:02 0 9.09 0.00 0.83 7.32 0.02 82.74 05:58:02 1 31.53 0.00 2.01 3.09 0.07 63.30 05:58:02 2 18.59 0.00 1.49 3.63 0.08 76.20 05:58:02 3 19.88 0.00 1.42 0.28 0.03 78.38 05:59:01 all 13.23 0.00 0.72 1.26 0.05 84.75 05:59:01 0 5.83 0.00 0.34 2.14 0.02 91.68 05:59:01 1 13.81 0.00 0.89 0.87 0.05 84.38 05:59:01 2 17.65 0.00 1.12 1.90 0.05 79.28 05:59:01 3 15.64 0.00 0.49 0.12 0.05 83.70 06:00:01 all 4.12 0.00 0.20 0.03 0.02 95.63 06:00:01 0 2.02 0.00 0.08 0.05 0.02 97.83 06:00:01 1 8.21 0.00 0.47 0.07 0.05 91.21 06:00:01 2 2.08 0.00 0.12 0.00 0.02 97.78 06:00:01 3 4.12 0.00 0.17 0.00 0.03 95.68 06:01:01 all 36.09 0.00 1.35 0.35 0.08 62.12 06:01:01 0 33.68 0.00 1.12 0.25 0.08 64.87 06:01:01 1 37.26 0.00 1.52 0.55 0.10 60.58 06:01:01 2 37.03 0.00 1.52 0.45 0.07 60.93 06:01:01 3 36.40 0.00 1.25 0.17 0.08 62.09 06:02:01 all 22.28 0.00 1.31 0.96 0.06 75.39 06:02:01 0 16.87 0.00 1.60 2.16 0.05 79.32 06:02:01 1 14.20 0.00 1.02 0.05 0.03 84.69 06:02:01 2 14.28 0.00 0.99 1.42 0.07 83.25 06:02:01 3 43.73 0.00 1.64 0.20 0.10 54.33 Average: all 19.11 0.00 1.00 1.24 0.05 78.59 Average: 0 13.52 0.00 0.80 2.38 0.04 83.27 Average: 1 21.03 0.00 1.18 0.93 0.06 76.80 Average: 2 17.93 0.00 1.05 1.48 0.06 79.49 Average: 3 23.98 0.00 1.00 0.15 0.06 74.81