---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3021 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 7.6G 12G 40% / 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 5357 0 2151 7230 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:85:c9:c7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.197/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe85:c9c7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3021) 01/11/26 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 144.85 54.97 89.88 3614.67 41327.35 12:49:01 83.84 30.46 53.37 1714.54 9536.83 12:50:01 62.98 9.25 53.73 513.33 6985.47 12:51:01 22.90 0.35 22.55 33.73 4800.00 Average: 78.62 23.73 54.89 1468.00 15687.07 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5941576 7385300 2225844 27.25 38772 1583616 740096 8.03 619820 1437820 94564 12:49:01 5598152 7302288 2569268 31.46 57636 1810172 847268 9.19 717704 1654020 104992 12:50:01 5519124 7433704 2648296 32.43 63276 2009796 664952 7.22 699552 1740148 129740 12:51:01 5523888 7440920 2643532 32.37 65328 2009716 650352 7.06 697596 1737000 12136 Average: 5645685 7390553 2521735 30.88 56253 1853325 725667 7.87 683668 1642247 85358 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:02 ens3 435.15 237.80 1471.64 66.28 0.00 0.00 0.00 0.00 12:49:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 101.63 66.13 451.37 19.26 0.00 0.00 0.00 0.00 12:50:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 278.97 304.17 1254.46 634.30 0.00 0.00 0.00 0.00 12:51:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 12:51:01 ens3 11.88 12.71 9.22 5.99 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 207.33 155.56 798.06 182.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3021) 01/11/26 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.64 0.00 2.33 4.35 1.01 69.68 12:48:02 0 22.88 0.00 2.21 3.01 1.09 70.81 12:48:02 1 34.44 0.00 2.04 2.97 1.34 59.22 12:48:02 2 19.10 0.00 2.01 9.84 0.72 68.33 12:48:02 3 14.16 0.00 3.03 1.60 0.88 80.33 12:49:01 all 25.35 0.00 1.63 1.90 0.98 70.15 12:49:01 0 21.87 0.00 1.37 0.12 0.92 75.72 12:49:01 1 34.50 0.00 2.05 1.46 1.29 60.70 12:49:01 2 14.64 0.00 1.10 3.80 0.68 79.78 12:49:01 3 30.36 0.00 2.04 2.19 1.02 64.39 12:50:01 all 34.50 0.00 1.72 0.87 1.70 61.21 12:50:01 0 32.21 0.00 1.66 0.25 1.72 64.16 12:50:01 1 25.63 0.00 1.18 0.15 1.42 71.62 12:50:01 2 31.23 0.00 1.82 1.72 1.62 63.61 12:50:01 3 48.95 0.00 2.18 1.37 2.07 45.43 12:51:01 all 21.79 0.00 0.84 0.59 0.53 76.26 12:51:01 0 11.14 0.00 0.68 0.02 0.35 87.82 12:51:01 1 9.52 0.00 0.82 0.03 0.27 89.36 12:51:01 2 28.19 0.00 0.87 1.62 0.60 68.73 12:51:01 3 38.41 0.00 0.97 0.68 0.90 59.04 Average: all 26.07 0.00 1.63 1.92 1.05 69.32 Average: 0 22.01 0.00 1.48 0.85 1.02 74.64 Average: 1 25.99 0.00 1.52 1.15 1.08 70.27 Average: 2 23.32 0.00 1.45 4.25 0.90 70.07 Average: 3 32.97 0.00 2.06 1.46 1.22 62.29