---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5367 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 470 5322 0 2182 7224 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:6c:f9:e6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.126/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe6c:f9e6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5367) 02/07/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 145.28 55.65 89.63 3650.53 40901.88 14:57:01 89.34 30.65 58.69 1717.11 9277.80 14:58:01 67.06 9.27 57.79 532.71 7378.64 14:59:01 24.61 1.15 23.46 55.58 4847.18 Average: 81.54 24.15 57.39 1487.89 15626.06 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5916840 7388376 2250580 27.56 39788 1609408 735284 7.98 624004 1457392 125396 14:57:01 5525252 7242196 2642168 32.35 59484 1820036 857832 9.31 779640 1662244 101964 14:58:01 5506756 7448080 2660664 32.58 66280 2031836 632532 6.86 690000 1759444 126616 14:59:01 5496780 7443464 2670640 32.70 68336 2034628 635084 6.89 702972 1755600 10940 Average: 5611407 7380529 2556013 31.30 58472 1873977 715183 7.76 699154 1658670 91229 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 419.92 242.53 1462.84 67.69 0.00 0.00 0.00 0.00 14:56:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 132.48 122.65 563.46 27.54 0.00 0.00 0.00 0.00 14:57:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 14:58:01 ens3 308.42 311.80 1457.35 56.67 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:59:01 ens3 64.46 68.59 37.73 610.04 0.00 0.00 0.00 0.00 14:59:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 231.71 186.65 881.60 191.18 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5367) 02/07/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 22.56 0.00 2.58 4.34 1.03 69.49 14:56:02 0 17.09 0.00 2.10 7.35 0.81 72.64 14:56:02 1 40.60 0.00 3.36 3.48 1.44 51.13 14:56:02 2 16.12 0.00 3.26 4.05 0.94 75.63 14:56:02 3 16.49 0.00 1.60 2.45 0.95 78.51 14:57:01 all 27.91 0.00 1.84 1.67 1.23 67.36 14:57:01 0 34.57 0.00 3.02 4.73 1.42 56.26 14:57:01 1 13.13 0.00 0.51 0.12 0.76 85.48 14:57:01 2 32.71 0.00 2.49 1.69 1.47 61.64 14:57:01 3 31.19 0.00 1.30 0.12 1.25 66.14 14:58:01 all 40.18 0.00 2.13 0.97 2.42 54.30 14:58:01 0 35.65 0.00 2.59 2.49 2.25 57.01 14:58:01 1 30.60 0.00 1.89 0.76 1.96 64.78 14:58:01 2 36.68 0.00 1.30 0.22 2.45 59.36 14:58:01 3 57.79 0.00 2.74 0.42 3.02 36.03 14:59:01 all 20.66 0.00 1.07 0.70 0.86 76.71 14:59:01 0 7.90 0.00 0.83 0.27 0.35 90.65 14:59:01 1 44.07 0.00 1.56 0.15 1.23 52.99 14:59:01 2 6.14 0.00 0.95 2.23 0.53 90.14 14:59:01 3 24.46 0.00 0.95 0.13 1.31 73.14 Average: all 27.83 0.00 1.90 1.92 1.39 66.96 Average: 0 23.76 0.00 2.13 3.71 1.21 69.19 Average: 1 32.17 0.00 1.84 1.13 1.35 63.51 Average: 2 22.89 0.00 2.00 2.05 1.35 71.72 Average: 3 32.50 0.00 1.65 0.78 1.64 63.43