---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1816 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 8.1G 58% / 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 1460 161 0 2321 2219 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:d8:62:57 brd ff:ff:ff:ff:ff:ff inet 10.32.6.99/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86175sec preferred_lft 86175sec inet6 fe80::f816:3eff:fed8:6257/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:90:89:0a:47 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-817f5099429b: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:1a:89:11:5f brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-817f5099429b valid_lft forever preferred_lft forever inet6 fe80::42:1aff:fe89:115f/64 scope link valid_lft forever preferred_lft forever 6: veth88e1d02@if5: mtu 1500 qdisc noqueue master br-817f5099429b state UP group default link/ether 2a:36:fd:85:d9:e5 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::2836:fdff:fe85:d9e5/64 scope link valid_lft forever preferred_lft forever 8: vethd006f30@if7: mtu 1500 qdisc noqueue master br-817f5099429b state UP group default link/ether 6e:b6:d5:55:b0:a7 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::6cb6:d5ff:fe55:b0a7/64 scope link valid_lft forever preferred_lft forever 10: vethd69549a@if9: mtu 1500 qdisc noqueue master br-817f5099429b state UP group default link/ether de:c8:34:81:6c:66 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::dcc8:34ff:fe81:6c66/64 scope link valid_lft forever preferred_lft forever 12: veth98edea9@if11: mtu 1500 qdisc noqueue master br-817f5099429b state UP group default link/ether 86:80:71:be:47:e0 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::8480:71ff:febe:47e0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1816) 08/06/24 _x86_64_ (4 CPU) 23:41:40 LINUX RESTART (4 CPU) 23:42:02 tps rtps wtps bread/s bwrtn/s 23:43:01 183.97 84.54 99.42 6629.93 43001.27 23:44:01 217.14 20.97 196.18 2909.61 98891.39 23:45:02 119.45 45.53 73.92 3185.34 21588.27 Average: 173.49 50.13 123.36 4227.33 54590.00 23:42:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:43:01 1687344 3406876 2351308 58.22 53608 1819540 839164 16.50 521240 1646492 145404 23:44:01 290864 3329236 3747788 92.80 86628 3070968 1024212 20.13 654540 2839188 45248 23:45:02 244624 2324016 3794028 93.94 98664 2123016 3996568 78.56 1751332 1813360 17092 Average: 740944 3020043 3297708 81.65 79633 2337841 1953315 38.40 975704 2099680 69248 23:42:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:43:01 ens3 376.22 259.19 1711.22 70.09 0.00 0.00 0.00 0.00 23:43:01 lo 1.02 1.02 0.09 0.09 0.00 0.00 0.00 0.00 23:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:44:01 ens3 1751.81 1001.70 17043.71 98.45 0.00 0.00 0.00 0.00 23:44:01 lo 5.59 5.59 0.60 0.60 0.00 0.00 0.00 0.00 23:44:01 br-817f5099429b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:45:02 veth88e1d02 6.37 7.30 0.66 0.89 0.00 0.00 0.00 0.00 23:45:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:45:02 vethd006f30 0.82 1.30 0.09 0.13 0.00 0.00 0.00 0.00 23:45:02 vethd69549a 1.65 1.27 0.21 0.14 0.00 0.00 0.00 0.00 Average: veth88e1d02 2.13 2.44 0.22 0.30 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: vethd006f30 0.27 0.44 0.03 0.04 0.00 0.00 0.00 0.00 Average: vethd69549a 0.55 0.42 0.07 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1816) 08/06/24 _x86_64_ (4 CPU) 23:41:40 LINUX RESTART (4 CPU) 23:42:02 CPU %user %nice %system %iowait %steal %idle 23:43:01 all 19.02 0.00 2.48 5.62 0.06 72.81 23:43:01 0 13.87 0.00 1.78 3.45 0.03 80.87 23:43:01 1 37.25 0.00 3.53 9.07 0.09 50.06 23:43:01 2 18.53 0.00 3.01 2.28 0.09 76.09 23:43:01 3 6.51 0.00 1.63 7.68 0.05 84.12 23:44:01 all 29.98 0.00 6.43 4.30 0.08 59.20 23:44:01 0 26.32 0.00 6.83 4.19 0.07 62.59 23:44:01 1 46.94 0.00 6.96 1.99 0.08 44.02 23:44:01 2 20.92 0.00 6.27 2.39 0.08 70.34 23:44:01 3 25.79 0.00 5.64 8.62 0.08 59.86 23:45:02 all 30.69 0.00 3.65 2.63 0.08 62.95 23:45:02 0 26.97 0.00 3.71 3.32 0.08 65.92 23:45:02 1 35.25 0.00 3.55 5.35 0.08 55.76 23:45:02 2 28.58 0.00 3.77 0.92 0.07 66.67 23:45:02 3 31.94 0.00 3.58 0.94 0.08 63.46 Average: all 26.59 0.00 4.19 4.18 0.07 64.96 Average: 0 22.41 0.00 4.12 3.65 0.06 69.75 Average: 1 39.82 0.00 4.68 5.46 0.08 49.95 Average: 2 22.70 0.00 4.35 1.86 0.08 71.01 Average: 3 21.46 0.00 3.62 5.74 0.07 69.11