---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-7462 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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 2.0G 0 2.0G 0% /dev tmpfs 395M 992K 394M 1% /run /dev/vda1 20G 12G 8.0G 59% / 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 5.3M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 1559 149 0 2235 2125 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:00:36:e5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.145/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86173sec preferred_lft 86173sec inet6 fe80::f816:3eff:fe00:36e5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:04:f8:52:d8 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever 4: br-a837fee3050b: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:5a:71:e5:07 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-a837fee3050b valid_lft forever preferred_lft forever inet6 fe80::42:5aff:fe71:e507/64 scope link valid_lft forever preferred_lft forever 6: veth4e9860f@if5: mtu 1500 qdisc noqueue master br-a837fee3050b state UP group default link/ether 36:ff:26:33:be:c9 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::34ff:26ff:fe33:bec9/64 scope link valid_lft forever preferred_lft forever 8: veth4dd8136@if7: mtu 1500 qdisc noqueue master br-a837fee3050b state UP group default link/ether c2:e2:ea:5e:04:5b brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::c0e2:eaff:fe5e:45b/64 scope link valid_lft forever preferred_lft forever 10: veth4046998@if9: mtu 1500 qdisc noqueue master br-a837fee3050b state UP group default link/ether 4e:e8:d4:0a:79:7b brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::4ce8:d4ff:fe0a:797b/64 scope link valid_lft forever preferred_lft forever 12: veth5e40c24@if11: mtu 1500 qdisc noqueue master br-a837fee3050b state UP group default link/ether 2e:70:81:ed:95:39 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::2c70:81ff:feed:9539/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-7462) 10/12/24 _x86_64_ (4 CPU) 08:23:21 LINUX RESTART (4 CPU) 08:24:01 tps rtps wtps bread/s bwrtn/s 08:25:01 115.30 39.51 75.79 2480.52 6905.38 08:26:01 275.59 33.90 241.69 3801.93 124131.34 08:27:01 65.12 35.86 29.26 2919.11 1547.34 Average: 152.04 36.42 115.62 3067.39 44216.88 08:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:25:01 1537388 3387648 2501264 61.93 58956 1938972 951104 18.70 559296 1746576 202944 08:26:01 134548 2522288 3904104 96.67 97972 2425604 3802828 74.75 1521568 2143420 716 08:27:01 156364 2154424 3882288 96.13 99624 2046720 4182976 82.23 1857308 1807468 2472 Average: 609433 2688120 3429219 84.91 85517 2137099 2978969 58.56 1312724 1899155 68711 08:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:25:01 lo 2.07 2.07 0.18 0.18 0.00 0.00 0.00 0.00 08:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 ens3 84.15 76.99 948.00 11.45 0.00 0.00 0.00 0.00 08:26:01 veth4e9860f 0.00 0.20 0.00 0.02 0.00 0.00 0.00 0.00 08:26:01 lo 6.83 6.83 0.72 0.72 0.00 0.00 0.00 0.00 08:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 veth4046998 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:27:01 veth4e9860f 9.08 9.88 0.92 1.24 0.00 0.00 0.00 0.00 08:27:01 lo 3.90 3.90 0.36 0.36 0.00 0.00 0.00 0.00 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 veth4046998 2.25 1.42 0.30 0.16 0.00 0.00 0.00 0.00 Average: veth4e9860f 3.03 3.36 0.31 0.42 0.00 0.00 0.00 0.00 Average: lo 4.26 4.26 0.42 0.42 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth4046998 0.75 0.51 0.10 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-7462) 10/12/24 _x86_64_ (4 CPU) 08:23:21 LINUX RESTART (4 CPU) 08:24:01 CPU %user %nice %system %iowait %steal %idle 08:25:01 all 19.23 0.00 1.65 3.42 0.05 75.65 08:25:01 0 7.98 0.00 1.28 8.37 0.03 82.33 08:25:01 1 17.16 0.00 1.57 0.80 0.03 80.43 08:25:01 2 16.88 0.00 1.29 0.91 0.08 80.84 08:25:01 3 34.90 0.00 2.44 3.59 0.07 59.01 08:26:01 all 40.14 0.00 9.27 4.95 0.11 45.53 08:26:01 0 39.61 0.00 7.68 6.69 0.10 45.92 08:26:01 1 38.37 0.00 10.56 3.63 0.10 47.34 08:26:01 2 39.41 0.00 10.13 6.23 0.12 44.11 08:26:01 3 43.13 0.00 8.77 3.23 0.10 44.77 08:27:01 all 23.67 0.00 1.34 1.47 0.08 73.44 08:27:01 0 26.96 0.00 1.31 1.88 0.08 69.77 08:27:01 1 20.02 0.00 1.37 2.65 0.08 75.87 08:27:01 2 25.09 0.00 1.37 0.72 0.08 72.73 08:27:01 3 22.58 0.00 1.30 0.67 0.08 75.36 Average: all 27.62 0.00 4.07 3.27 0.08 64.96 Average: 0 24.78 0.00 3.41 5.65 0.07 66.09 Average: 1 25.12 0.00 4.47 2.35 0.07 67.98 Average: 2 27.06 0.00 4.23 2.60 0.10 66.02 Average: 3 33.50 0.00 4.15 2.49 0.08 59.77