---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8354 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: 2800.000 BogoMIPS: 5600.00 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 7.7G 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 469 5161 0 2344 7222 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:fc:c5:fc brd ff:ff:ff:ff:ff:ff inet 10.32.6.254/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86064sec preferred_lft 86064sec inet6 fe80::f816:3eff:fefc:c5fc/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-8354) 03/07/26 _x86_64_ (4 CPU) 16:36:56 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:02 163.49 79.44 84.05 4831.59 40557.12 16:39:01 72.15 22.13 50.02 1402.91 7965.16 16:40:01 47.68 15.33 32.35 934.20 7411.09 16:41:01 14.10 3.77 10.33 137.15 3421.13 16:42:01 31.94 1.25 30.69 98.78 8188.64 Average: 65.85 24.39 41.46 1481.11 13526.23 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:02 5985008 7405912 2182404 26.72 36576 1564228 708540 7.69 590640 1426368 84732 16:39:01 5692584 7379588 2474828 30.30 56592 1794956 836180 9.07 655236 1623668 129384 16:40:01 4921084 6816432 3246328 39.75 62388 1990872 1273836 13.82 1244108 1790108 96904 16:41:01 4849456 6856928 3317956 40.62 64800 2097440 1121940 12.17 1262504 1836088 102396 16:42:01 5290420 7397772 2876992 35.23 68592 2191448 690420 7.49 744788 1911016 10448 Average: 5347710 7171326 2819702 34.52 57790 1927789 926183 10.05 899455 1717450 84773 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:02 ens3 395.48 247.84 1468.73 67.68 0.00 0.00 0.00 0.00 16:38:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 16:39:01 ens3 52.66 44.41 456.46 11.82 0.00 0.00 0.00 0.00 16:39:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 16:40:01 ens3 202.52 188.61 2656.56 25.57 0.00 0.00 0.00 0.00 16:40:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 16:41:01 ens3 72.04 63.71 746.88 8.98 0.00 0.00 0.00 0.00 16:41:01 lo 121.29 121.29 36.45 36.45 0.00 0.00 0.00 0.00 16:42:01 ens3 66.74 55.52 517.33 14.54 0.00 0.00 0.00 0.00 16:42:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 158.24 120.27 1171.64 25.76 0.00 0.00 0.00 0.00 Average: lo 25.17 25.17 7.39 7.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8354) 03/07/26 _x86_64_ (4 CPU) 16:36:56 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:02 all 21.37 0.00 2.75 5.31 1.27 69.30 16:38:02 0 12.60 0.00 3.90 1.40 0.90 81.20 16:38:02 1 41.88 0.00 3.17 7.21 1.88 45.85 16:38:02 2 21.90 0.00 2.35 7.48 1.40 66.87 16:38:02 3 9.10 0.00 1.58 5.16 0.90 83.26 16:39:01 all 21.64 0.00 1.46 2.02 1.29 73.59 16:39:01 0 13.57 0.00 0.98 1.79 1.20 82.47 16:39:01 1 23.45 0.00 1.47 4.99 1.40 68.69 16:39:01 2 35.19 0.00 2.57 1.15 1.61 59.48 16:39:01 3 14.40 0.00 0.81 0.15 0.95 83.68 16:40:01 all 29.44 0.00 1.35 1.12 2.06 66.02 16:40:01 0 19.47 0.00 0.73 0.28 1.91 77.62 16:40:01 1 30.68 0.00 1.53 1.78 1.94 64.07 16:40:01 2 34.31 0.00 1.55 0.65 2.04 61.45 16:40:01 3 33.35 0.00 1.63 1.76 2.38 60.88 16:41:01 all 45.63 0.00 1.51 0.27 3.14 49.45 16:41:01 0 37.56 0.00 1.84 0.15 3.16 57.29 16:41:01 1 44.44 0.00 1.51 0.45 3.03 50.57 16:41:01 2 51.61 0.00 1.49 0.17 3.11 43.62 16:41:01 3 48.95 0.00 1.17 0.32 3.23 46.33 16:42:01 all 23.58 0.00 1.18 1.11 1.12 73.01 16:42:01 0 44.73 0.00 1.46 0.17 1.51 52.13 16:42:01 1 9.57 0.00 0.90 0.17 0.63 88.73 16:42:01 2 32.61 0.00 1.79 2.89 1.54 61.17 16:42:01 3 7.41 0.00 0.58 1.18 0.80 90.03 Average: all 28.37 0.00 1.65 1.96 1.78 66.24 Average: 0 25.63 0.00 1.78 0.75 1.74 70.10 Average: 1 30.03 0.00 1.72 2.91 1.78 63.56 Average: 2 35.14 0.00 1.95 2.47 1.94 58.50 Average: 3 22.66 0.00 1.16 1.72 1.65 72.81