---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1903 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: 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 696K 797M 1% /run /dev/vda1 20G 9.1G 11G 48% / 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 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 508 5140 0 2327 7191 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:23:b5:aa brd ff:ff:ff:ff:ff:ff inet 10.32.7.44/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe23:b5aa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ab:00:a1:ca 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 ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1903) 04/30/26 _x86_64_ (4 CPU) 00:25:50 LINUX RESTART (4 CPU) 00:26:01 tps rtps wtps bread/s bwrtn/s 00:27:01 151.73 69.00 82.73 5601.07 39505.35 00:28:01 62.83 0.22 62.61 23.19 9305.70 00:29:01 114.40 52.58 61.82 4548.80 10160.13 Average: 109.65 40.60 69.05 3390.65 19655.91 00:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:27:01 5905300 7413228 2262120 27.70 35820 1653836 992332 10.77 580536 1514128 53580 00:28:01 5613288 7402704 2554132 31.27 58372 1895248 988188 10.72 597108 1753268 121360 00:29:01 5299608 7394360 2867812 35.11 62188 2194416 983388 10.67 725016 1934280 27812 Average: 5606065 7403431 2561355 31.36 52127 1914500 987969 10.72 634220 1733892 67584 00:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:27:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 00:27:01 ens3 381.28 191.25 1083.15 62.48 0.00 0.00 0.00 0.00 00:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:28:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 00:28:01 ens3 59.90 50.42 713.70 6.03 0.00 0.00 0.00 0.00 00:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:29:01 lo 1.73 1.73 0.20 0.20 0.00 0.00 0.00 0.00 00:29:01 ens3 244.50 201.42 2625.98 28.40 0.00 0.00 0.00 0.00 00:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 228.54 147.68 1474.19 32.30 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 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1903) 04/30/26 _x86_64_ (4 CPU) 00:25:50 LINUX RESTART (4 CPU) 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:01 all 18.12 0.00 2.59 4.95 1.15 73.19 00:27:01 0 12.11 0.00 4.81 2.86 1.07 79.15 00:27:01 1 10.45 0.00 1.38 4.70 1.21 82.25 00:27:01 2 34.23 0.00 2.62 9.80 1.42 51.93 00:27:01 3 15.75 0.00 1.58 2.43 0.90 79.33 00:28:01 all 20.37 0.00 1.30 1.80 0.88 75.65 00:28:01 0 15.27 0.00 1.05 0.12 0.71 82.85 00:28:01 1 30.97 0.00 1.91 3.28 1.28 62.56 00:28:01 2 2.81 0.00 0.58 3.32 0.55 92.74 00:28:01 3 32.45 0.00 1.67 0.48 0.97 64.44 00:29:01 all 26.37 0.00 1.73 3.01 1.74 67.16 00:29:01 0 20.29 0.00 2.07 2.47 1.60 73.57 00:29:01 1 33.48 0.00 1.83 2.78 2.03 59.88 00:29:01 2 23.44 0.00 1.05 1.73 1.50 72.28 00:29:01 3 28.24 0.00 1.95 5.06 1.82 62.93 Average: all 21.62 0.00 1.87 3.25 1.26 72.00 Average: 0 15.88 0.00 2.64 1.82 1.13 78.53 Average: 1 24.96 0.00 1.71 3.59 1.51 68.24 Average: 2 20.13 0.00 1.42 4.95 1.15 72.35 Average: 3 25.48 0.00 1.73 2.66 1.23 68.90