---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5576 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.5G 11G 45% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 467 4342 0 3166 7212 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:f5:e4:27 brd ff:ff:ff:ff:ff:ff inet 10.32.6.237/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fef5:e427/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5576) 07/11/26 _x86_64_ (4 CPU) 19:37:57 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:02 165.17 84.74 80.44 4937.58 40093.20 19:40:01 53.30 0.19 53.12 22.37 9248.80 19:41:01 115.88 33.36 82.52 2054.59 40183.84 19:42:01 44.06 8.13 35.93 351.27 3991.87 Average: 94.78 31.73 63.04 1848.99 23437.95 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:02 6042988 7430604 2124432 26.01 36244 1532068 667168 7.24 567756 1395260 70548 19:40:01 5679664 7392456 2487756 30.46 56412 1819272 708696 7.69 620964 1668180 187284 19:41:01 4359848 7151216 3807572 46.62 63524 2872092 886852 9.62 887864 2683272 7816 19:42:01 4508672 7443476 3658748 44.80 68208 3006624 625112 6.78 657196 2757652 55848 Average: 5147793 7354438 3019627 36.97 56097 2307514 721957 7.83 683445 2126091 80374 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:02 ens3 400.72 208.37 1227.35 63.60 0.00 0.00 0.00 0.00 19:39:02 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 19:40:01 ens3 55.25 39.48 679.37 4.92 0.00 0.00 0.00 0.00 19:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:41:01 ens3 801.25 572.22 16697.52 73.68 0.00 0.00 0.00 0.00 19:41:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 19:42:01 ens3 213.88 238.63 965.81 61.43 0.00 0.00 0.00 0.00 19:42:01 lo 1.47 1.47 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 369.07 265.61 4909.96 51.10 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5576) 07/11/26 _x86_64_ (4 CPU) 19:37:57 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:02 all 20.73 0.00 2.54 7.12 4.35 65.26 19:39:02 0 13.45 0.00 1.08 4.99 4.02 76.46 19:39:02 1 9.23 0.00 1.52 7.81 3.44 78.01 19:39:02 2 40.44 0.00 5.37 8.57 5.55 40.08 19:39:02 3 19.88 0.00 2.17 7.16 4.39 66.39 19:40:01 all 19.22 0.00 1.23 2.29 2.34 74.92 19:40:01 0 2.51 0.00 0.12 0.02 0.76 96.59 19:40:01 1 6.13 0.00 0.94 5.84 1.20 85.89 19:40:01 2 42.60 0.00 2.51 2.91 3.55 48.43 19:40:01 3 25.38 0.00 1.34 0.43 3.80 69.05 19:41:01 all 27.85 0.00 2.20 2.84 6.94 60.17 19:41:01 0 27.34 0.00 1.32 2.82 5.90 62.61 19:41:01 1 20.06 0.00 1.30 2.80 6.22 69.61 19:41:01 2 27.90 0.00 2.08 1.07 7.47 61.48 19:41:01 3 36.04 0.00 4.10 4.63 8.18 47.06 19:42:01 all 33.15 0.00 1.62 1.00 6.10 58.13 19:42:01 0 21.32 0.00 1.74 0.70 5.61 70.63 19:42:01 1 32.69 0.00 1.54 1.42 5.85 58.50 19:42:01 2 52.54 0.00 1.75 1.59 6.70 37.42 19:42:01 3 26.08 0.00 1.46 0.26 6.26 65.93 Average: all 25.28 0.00 1.90 3.32 4.95 64.55 Average: 0 16.27 0.00 1.07 2.15 4.10 76.41 Average: 1 17.11 0.00 1.33 4.46 4.20 72.90 Average: 2 40.84 0.00 2.93 3.53 5.83 46.87 Average: 3 26.88 0.00 2.28 3.13 5.67 62.05