---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1866 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 938 12247 0 2854 14771 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 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:58:ca:32 brd ff:ff:ff:ff:ff:ff inet 10.30.107.102/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86032sec preferred_lft 86032sec inet6 fe80::f816:3eff:fe58:ca32/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1866) 12/02/23 _x86_64_ (4 CPU) 15:52:57 LINUX RESTART (4 CPU) 15:53:01 tps rtps wtps bread/s bwrtn/s 15:54:02 138.64 70.02 68.62 4658.16 56708.82 15:55:01 126.83 28.33 98.49 1671.72 27318.49 15:56:01 220.16 15.58 204.58 898.12 32445.13 15:57:01 85.57 2.38 83.19 167.84 29012.90 15:58:01 15.93 3.28 12.65 116.91 2209.23 15:59:01 26.88 1.28 25.60 102.65 2140.84 Average: 102.27 20.12 82.14 1268.11 24966.03 15:53:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:54:02 14070784 15529644 2354176 14.33 47956 1621200 851764 4.87 709840 1451836 82300 15:55:01 13605012 15396268 2819948 17.17 71564 1912592 930348 5.32 860400 1731876 143020 15:56:01 12226248 14453688 4198712 25.56 88552 2314344 1716788 9.83 1896104 2036544 123784 15:57:01 10636004 13163672 5788956 35.24 94296 2598324 3230040 18.49 3413340 2089960 31776 15:58:01 12608268 15177808 3816692 23.24 95544 2637604 1028696 5.89 1463820 2071900 14920 15:59:01 12542884 15127612 3882076 23.64 101056 2646736 1110440 6.35 1538088 2061688 50604 Average: 12614867 14808115 3810093 23.20 83161 2288467 1478013 8.46 1646932 1907301 74401 15:53:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:54:02 ens3 269.77 200.53 1436.69 55.52 0.00 0.00 0.00 0.00 15:54:02 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 15:55:01 ens3 96.27 79.77 1146.27 15.76 0.00 0.00 0.00 0.00 15:55:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 15:56:01 ens3 394.82 327.20 3880.22 61.65 0.00 0.00 0.00 0.00 15:56:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 15:57:01 ens3 648.63 504.53 3910.88 185.41 0.00 0.00 0.00 0.00 15:57:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 15:58:01 ens3 278.72 231.94 382.35 94.09 0.00 0.00 0.00 0.00 15:58:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 15:59:01 ens3 62.97 42.48 73.62 141.64 0.00 0.00 0.00 0.00 15:59:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 292.41 231.50 1806.84 92.56 0.00 0.00 0.00 0.00 Average: lo 0.66 0.66 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1866) 12/02/23 _x86_64_ (4 CPU) 15:52:57 LINUX RESTART (4 CPU) 15:53:01 CPU %user %nice %system %iowait %steal %idle 15:54:02 all 17.59 0.00 2.41 11.25 0.08 68.67 15:54:02 0 14.73 0.00 1.52 1.64 0.07 82.04 15:54:02 1 18.39 0.00 2.18 13.20 0.08 66.15 15:54:02 2 17.67 0.00 3.46 16.45 0.05 62.36 15:54:02 3 19.61 0.00 2.44 13.70 0.10 64.14 15:55:01 all 23.01 0.00 1.46 7.16 0.08 68.29 15:55:01 0 17.34 0.00 0.95 3.14 0.05 78.51 15:55:01 1 15.07 0.00 1.52 10.65 0.09 72.68 15:55:01 2 27.11 0.00 1.63 12.56 0.10 58.59 15:55:01 3 32.46 0.00 1.75 2.33 0.07 63.39 15:56:01 all 60.44 0.00 2.62 3.79 0.15 33.00 15:56:01 0 67.80 0.00 2.51 4.43 0.17 25.09 15:56:01 1 62.61 0.00 3.01 5.63 0.15 28.61 15:56:01 2 48.69 0.00 3.18 2.54 0.15 45.43 15:56:01 3 62.65 0.00 1.80 2.57 0.15 32.83 15:57:01 all 66.03 0.00 2.38 1.50 0.14 29.95 15:57:01 0 68.14 0.00 2.55 0.47 0.15 28.70 15:57:01 1 63.68 0.00 2.29 4.48 0.12 29.44 15:57:01 2 61.61 0.00 2.55 0.54 0.15 35.14 15:57:01 3 70.65 0.00 2.14 0.54 0.15 26.53 15:58:01 all 59.94 0.00 2.26 0.24 0.11 37.44 15:58:01 0 62.98 0.00 2.19 0.02 0.10 34.71 15:58:01 1 53.94 0.00 1.49 0.52 0.12 43.94 15:58:01 2 67.82 0.00 3.18 0.34 0.12 28.54 15:58:01 3 55.06 0.00 2.19 0.10 0.12 42.54 15:59:01 all 19.42 0.00 0.97 0.55 0.05 79.00 15:59:01 0 16.99 0.00 0.80 0.18 0.05 81.97 15:59:01 1 18.53 0.00 0.83 1.58 0.03 79.02 15:59:01 2 38.01 0.00 1.92 0.42 0.07 59.59 15:59:01 3 4.11 0.00 0.33 0.02 0.05 95.49 Average: all 41.08 0.00 2.02 4.07 0.10 52.73 Average: 0 41.35 0.00 1.76 1.64 0.10 55.16 Average: 1 38.71 0.00 1.88 5.99 0.10 53.32 Average: 2 43.49 0.00 2.66 5.46 0.11 48.29 Average: 3 40.76 0.00 1.77 3.20 0.11 54.16