---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-157 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 7.7G 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 673 1014 0 2256 3004 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:35:48:f8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.132/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86025sec preferred_lft 86025sec inet6 fe80::f816:3eff:fe35:48f8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-157) 05/04/24 _x86_64_ (4 CPU) 20:45:49 LINUX RESTART (4 CPU) 20:46:01 tps rtps wtps bread/s bwrtn/s 20:47:01 145.44 66.87 78.57 4500.45 7508.35 20:48:01 66.79 11.86 54.92 241.29 9881.29 20:49:01 9.27 0.00 9.27 0.00 473.65 20:50:01 40.21 7.10 33.11 430.46 3778.97 20:51:01 30.21 4.82 25.40 149.84 4815.20 20:52:01 32.34 1.25 31.09 104.25 5380.44 Average: 54.04 15.32 38.73 904.38 5306.32 20:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:47:01 1798664 3356016 2239988 55.46 48900 1664776 604764 11.89 564684 1504932 127920 20:48:01 1517796 3217868 2520856 62.42 57576 1790728 731792 14.38 722100 1612988 5076 20:49:01 1498744 3206052 2539908 62.89 59460 1795172 739724 14.54 735952 1616668 1508 20:50:01 607216 2435972 3431436 84.96 62948 1908796 1440668 28.32 1536388 1694720 4112 20:51:01 1106516 3137448 2932136 72.60 66324 2102196 766268 15.06 941548 1782980 112344 20:52:01 1037340 3075332 3001312 74.31 69196 2106544 835992 16.43 1010472 1782048 2392 Average: 1261046 3071448 2777606 68.78 60734 1894702 853201 16.77 918524 1665723 42225 20:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:47:01 ens3 389.97 243.99 1425.98 68.91 0.00 0.00 0.00 0.00 20:47:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 20:48:01 ens3 122.50 114.51 770.07 22.89 0.00 0.00 0.00 0.00 20:48:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 20:49:01 ens3 54.64 79.92 63.16 12.63 0.00 0.00 0.00 0.00 20:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:50:01 ens3 271.20 325.91 1628.60 46.93 0.00 0.00 0.00 0.00 20:50:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:51:01 ens3 486.54 391.12 1392.95 174.91 0.00 0.00 0.00 0.00 20:51:01 lo 109.52 109.52 23.15 23.15 0.00 0.00 0.00 0.00 20:52:01 ens3 21.78 19.10 18.05 10.14 0.00 0.00 0.00 0.00 20:52:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 224.44 195.76 883.13 56.07 0.00 0.00 0.00 0.00 Average: lo 19.01 19.01 3.93 3.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-157) 05/04/24 _x86_64_ (4 CPU) 20:45:49 LINUX RESTART (4 CPU) 20:46:01 CPU %user %nice %system %iowait %steal %idle 20:47:01 all 21.73 0.00 1.92 3.96 0.05 72.33 20:47:01 0 46.00 0.00 2.42 2.47 0.08 49.01 20:47:01 1 9.97 0.00 1.48 1.37 0.05 87.12 20:47:01 2 11.37 0.00 1.89 9.73 0.05 76.96 20:47:01 3 19.62 0.00 1.86 2.27 0.05 76.20 20:48:01 all 17.64 0.00 0.90 1.23 0.05 80.18 20:48:01 0 17.30 0.00 0.70 0.25 0.03 81.71 20:48:01 1 33.06 0.00 1.67 0.10 0.07 65.11 20:48:01 2 9.83 0.00 0.69 4.25 0.02 85.21 20:48:01 3 10.30 0.00 0.60 0.32 0.05 88.73 20:49:01 all 4.21 0.00 0.23 0.04 0.02 95.50 20:49:01 0 5.74 0.00 0.07 0.00 0.03 94.16 20:49:01 1 6.94 0.00 0.63 0.00 0.03 92.39 20:49:01 2 0.00 0.00 0.03 0.15 0.02 99.80 20:49:01 3 4.11 0.00 0.18 0.00 0.02 95.69 20:50:01 all 26.20 0.00 1.02 0.28 0.06 72.45 20:50:01 0 24.42 0.00 1.20 0.25 0.05 74.08 20:50:01 1 28.56 0.00 0.89 0.13 0.05 70.37 20:50:01 2 23.45 0.00 0.94 0.65 0.03 74.93 20:50:01 3 28.39 0.00 1.04 0.10 0.07 70.41 20:51:01 all 37.27 0.00 1.42 0.12 0.09 61.10 20:51:01 0 31.85 0.00 1.05 0.10 0.08 66.92 20:51:01 1 38.87 0.00 1.61 0.23 0.10 59.18 20:51:01 2 38.82 0.00 1.02 0.12 0.08 59.96 20:51:01 3 39.51 0.00 2.02 0.02 0.12 58.33 20:52:01 all 16.76 0.00 0.69 1.04 0.03 81.47 20:52:01 0 24.63 0.00 0.77 0.37 0.05 74.18 20:52:01 1 7.56 0.00 0.52 0.02 0.02 91.89 20:52:01 2 33.91 0.00 1.05 3.77 0.07 61.20 20:52:01 3 0.99 0.00 0.43 0.02 0.00 98.56 Average: all 20.63 0.00 1.03 1.11 0.05 77.17 Average: 0 24.98 0.00 1.03 0.57 0.06 73.36 Average: 1 20.81 0.00 1.13 0.31 0.05 77.69 Average: 2 19.58 0.00 0.94 3.11 0.04 76.33 Average: 3 17.15 0.00 1.02 0.45 0.05 81.32