---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11043 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 7.8G 12G 41% / 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 458 5182 0 2334 7234 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:90:54:23 brd ff:ff:ff:ff:ff:ff inet 10.32.7.253/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86005sec preferred_lft 86005sec inet6 fe80::f816:3eff:fe90:5423/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11043) 12/06/25 _x86_64_ (4 CPU) 03:47:58 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 182.79 98.88 83.90 5204.47 40234.11 03:50:01 57.57 5.66 51.91 178.82 8873.61 03:51:01 41.19 6.96 34.22 89.84 7450.32 03:52:01 7.26 0.00 7.26 0.00 267.64 03:53:01 39.09 0.27 38.83 5.33 7795.37 03:54:01 30.59 0.80 29.79 86.64 5660.38 Average: 59.75 18.80 40.95 929.53 11720.87 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 6020100 7410536 2147320 26.29 36256 1534904 713684 7.74 588980 1396588 71184 03:50:01 5844628 7496468 2322792 28.44 55628 1761228 603324 6.55 508808 1620512 130636 03:51:01 5509672 7241368 2657748 32.54 58604 1835736 884660 9.60 779348 1680312 1228 03:52:01 5505488 7242876 2661932 32.59 60184 1839120 884660 9.60 779144 1683076 1740 03:53:01 5088228 7153884 3079192 37.70 64312 2155900 919764 9.98 873448 1991008 100736 03:54:01 5313964 7412680 2853456 34.94 67396 2185440 684760 7.43 632368 2006200 10720 Average: 5547013 7326302 2620407 32.08 57063 1885388 781809 8.48 693683 1729616 52707 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 ens3 414.60 228.38 1212.37 65.75 0.00 0.00 0.00 0.00 03:49:02 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 03:50:01 ens3 66.51 44.09 681.55 5.77 0.00 0.00 0.00 0.00 03:50:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 03:51:01 ens3 105.21 99.37 1183.48 19.54 0.00 0.00 0.00 0.00 03:51:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 03:52:01 ens3 44.52 64.28 46.36 10.16 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 634.76 571.19 3709.76 67.12 0.00 0.00 0.00 0.00 03:53:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:54:01 ens3 90.47 72.06 365.61 19.25 0.00 0.00 0.00 0.00 03:54:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 226.44 180.26 1201.24 31.33 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 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-11043) 12/06/25 _x86_64_ (4 CPU) 03:47:58 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 22.26 0.00 2.96 5.75 1.21 67.82 03:49:02 0 14.68 0.00 1.23 1.48 0.95 81.65 03:49:02 1 19.61 0.00 2.82 11.16 1.27 65.15 03:49:02 2 28.43 0.00 2.65 6.52 1.45 60.94 03:49:02 3 26.33 0.00 5.10 3.85 1.17 63.55 03:50:01 all 21.32 0.00 1.28 1.52 0.96 74.93 03:50:01 0 10.30 0.00 0.73 0.25 0.56 88.16 03:50:01 1 4.28 0.00 0.45 4.43 0.97 89.85 03:50:01 2 30.77 0.00 2.12 1.20 1.12 64.78 03:50:01 3 40.13 0.00 1.80 0.15 1.15 56.77 03:51:01 all 13.78 0.00 0.75 0.61 0.97 83.89 03:51:01 0 19.97 0.00 0.50 0.02 1.22 78.30 03:51:01 1 8.38 0.00 0.71 0.28 0.69 89.93 03:51:01 2 17.14 0.00 0.87 1.70 1.17 79.12 03:51:01 3 9.67 0.00 0.93 0.45 0.80 88.15 03:52:01 all 3.20 0.00 0.21 0.01 0.18 96.40 03:52:01 0 1.43 0.00 0.17 0.00 0.18 98.22 03:52:01 1 6.02 0.00 0.03 0.00 0.35 93.59 03:52:01 2 1.22 0.00 0.17 0.02 0.10 98.50 03:52:01 3 4.10 0.00 0.45 0.03 0.08 95.33 03:53:01 all 11.63 0.00 1.22 0.41 0.56 86.17 03:53:01 0 13.05 0.00 0.92 0.27 0.55 85.22 03:53:01 1 9.14 0.00 1.05 0.17 0.40 89.23 03:53:01 2 17.04 0.00 1.88 0.67 0.87 79.55 03:53:01 3 7.31 0.00 1.08 0.55 0.45 90.61 03:54:01 all 21.88 0.00 1.00 0.74 0.80 75.59 03:54:01 0 19.53 0.00 1.20 0.05 0.93 78.29 03:54:01 1 36.26 0.00 1.27 0.15 1.02 61.30 03:54:01 2 6.01 0.00 0.78 2.41 0.45 90.34 03:54:01 3 25.73 0.00 0.78 0.35 0.80 72.34 Average: all 15.67 0.00 1.24 1.51 0.78 80.81 Average: 0 13.17 0.00 0.79 0.35 0.73 84.96 Average: 1 13.96 0.00 1.06 2.69 0.78 81.51 Average: 2 16.73 0.00 1.41 2.09 0.86 78.91 Average: 3 18.82 0.00 1.69 0.90 0.74 77.85