---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1462 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: 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 688K 394M 1% /run /dev/vda1 20G 9.3G 10G 49% / 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 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3944 479 1193 0 2271 3197 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:a1:d7:1a brd ff:ff:ff:ff:ff:ff inet 10.32.6.23/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86193sec preferred_lft 86193sec inet6 fe80::f816:3eff:fea1:d71a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f8:22:0b:29 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 inet6 fe80::42:f8ff:fe22:b29/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-1462) 12/20/23 _x86_64_ (4 CPU) 03:22:52 LINUX RESTART (4 CPU) 03:23:01 tps rtps wtps bread/s bwrtn/s 03:24:01 121.30 64.84 56.46 5191.67 40524.86 03:25:01 110.68 22.71 87.97 2599.83 16328.48 03:26:01 52.21 0.67 51.54 48.93 6866.19 Average: 94.73 29.41 65.32 2613.48 21239.84 03:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:24:01 1699616 3270736 2339040 57.92 38104 1695380 937944 18.44 623932 1548564 90972 03:25:01 1304440 3286664 2734216 67.70 63044 2058240 1060896 20.85 715220 1801488 22380 03:26:01 1250948 3302228 2787708 69.03 70252 2119088 893600 17.57 718028 1850148 53408 Average: 1418335 3286543 2620321 64.88 57133 1957569 964147 18.95 685727 1733400 55587 03:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:24:01 ens3 355.89 223.98 1362.44 60.48 0.00 0.00 0.00 0.00 03:24:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 03:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 ens3 107.67 84.45 906.62 11.85 0.00 0.00 0.00 0.00 03:25:01 lo 3.07 3.07 0.29 0.29 0.00 0.00 0.00 0.00 03:25:01 veth20fa74b 10.00 17.61 1.12 87.25 0.00 0.00 0.00 0.01 03:25:01 docker0 10.00 17.51 0.98 87.24 0.00 0.00 0.00 0.00 03:26:01 ens3 610.73 252.84 454.85 452.48 0.00 0.00 0.00 0.00 03:26:01 lo 2.33 2.33 0.21 0.21 0.00 0.00 0.00 0.00 03:26:01 docker0 172.45 555.04 10.04 407.90 0.00 0.00 0.00 0.00 Average: ens3 358.10 187.09 907.97 174.94 0.00 0.00 0.00 0.00 Average: lo 2.16 2.16 0.20 0.20 0.00 0.00 0.00 0.00 Average: docker0 60.82 190.85 3.67 165.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-1462) 12/20/23 _x86_64_ (4 CPU) 03:22:52 LINUX RESTART (4 CPU) 03:23:01 CPU %user %nice %system %iowait %steal %idle 03:24:01 all 15.69 0.00 1.92 3.54 0.05 78.80 03:24:01 0 6.96 0.00 1.24 4.44 0.03 87.33 03:24:01 1 13.99 0.00 2.65 2.06 0.03 81.27 03:24:01 2 14.55 0.00 1.78 5.18 0.07 78.43 03:24:01 3 27.25 0.00 1.99 2.51 0.05 68.21 03:25:01 all 18.73 0.00 2.05 2.72 0.06 76.44 03:25:01 0 20.53 0.00 2.41 3.22 0.07 73.77 03:25:01 1 15.06 0.00 1.64 1.05 0.05 82.21 03:25:01 2 10.28 0.00 1.79 6.22 0.03 81.68 03:25:01 3 29.06 0.00 2.34 0.42 0.07 68.12 03:26:01 all 18.23 0.00 1.50 1.56 0.04 78.67 03:26:01 0 7.88 0.00 1.15 0.42 0.05 90.50 03:26:01 1 4.27 0.00 0.95 0.73 0.02 94.03 03:26:01 2 11.16 0.00 1.71 4.55 0.05 82.53 03:26:01 3 49.62 0.00 2.19 0.53 0.07 47.59 Average: all 17.55 0.00 1.82 2.61 0.05 77.97 Average: 0 11.78 0.00 1.60 2.69 0.05 83.87 Average: 1 11.10 0.00 1.74 1.28 0.03 85.85 Average: 2 12.00 0.00 1.76 5.32 0.05 80.88 Average: 3 35.31 0.00 2.17 1.15 0.06 61.31