---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-420 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 700K 394M 1% /run /dev/vda1 20G 9.1G 11G 48% / 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 445 1193 0 2304 3236 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:a4:08:e5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.159/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fea4:8e5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a3:56:6f:8e 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-420) 07/14/25 _x86_64_ (4 CPU) 20:41:48 LINUX RESTART (4 CPU) 20:42:02 tps rtps wtps bread/s bwrtn/s 20:43:02 153.96 70.56 83.39 5728.11 39904.85 20:44:01 48.13 0.31 47.82 32.40 6215.08 20:45:01 82.99 18.79 64.20 1750.75 22024.66 20:46:01 20.85 0.82 20.03 23.06 1433.36 Average: 76.27 22.51 53.76 1875.20 17347.08 20:42:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:43:02 1830372 3331380 2208280 54.68 34000 1633464 944776 18.57 560104 1491916 40076 20:44:01 1614632 3346164 2424020 60.02 53724 1831224 908784 17.86 555764 1686376 137792 20:45:01 1246404 3335848 2792248 69.14 63112 2169296 894464 17.58 771728 1815156 30812 20:46:01 1255468 3346832 2783184 68.91 65512 2168532 882952 17.36 773300 1805104 11648 Average: 1486719 3340056 2551933 63.19 54087 1950629 907744 17.84 665224 1699638 55082 20:42:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:43:02 lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 20:43:02 ens3 280.39 158.04 1003.88 60.69 0.00 0.00 0.00 0.00 20:43:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:44:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 20:44:01 ens3 57.30 43.26 732.77 5.65 0.00 0.00 0.00 0.00 20:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:45:01 lo 2.00 2.00 0.21 0.21 0.00 0.00 0.00 0.00 20:45:01 ens3 120.38 70.13 517.59 10.66 0.00 0.00 0.00 0.00 20:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:46:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 20:46:01 ens3 8.58 10.31 6.51 5.97 0.00 0.00 0.00 0.00 20:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 116.22 70.18 562.64 20.64 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-420) 07/14/25 _x86_64_ (4 CPU) 20:41:48 LINUX RESTART (4 CPU) 20:42:02 CPU %user %nice %system %iowait %steal %idle 20:43:02 all 16.59 0.00 2.59 5.98 3.46 71.39 20:43:02 0 20.02 0.00 4.31 4.33 3.25 68.09 20:43:02 1 8.19 0.00 1.57 5.28 2.95 82.01 20:43:02 2 18.92 0.00 1.95 7.50 4.01 67.62 20:43:02 3 19.22 0.00 2.50 6.76 3.60 67.92 20:44:01 all 19.30 0.00 1.13 2.44 2.02 75.11 20:44:01 0 9.56 0.00 0.55 1.83 1.49 86.56 20:44:01 1 17.36 0.00 0.87 0.42 1.96 79.39 20:44:01 2 6.63 0.00 0.71 6.82 1.39 84.45 20:44:01 3 43.53 0.00 2.37 0.77 3.22 50.11 20:45:01 all 19.57 1.57 1.92 1.97 2.10 72.87 20:45:01 0 2.45 0.00 1.18 3.73 2.01 90.63 20:45:01 1 11.39 0.00 1.60 0.94 1.69 84.38 20:45:01 2 27.22 6.24 2.70 1.21 2.33 60.30 20:45:01 3 37.36 0.05 2.20 1.97 2.39 56.03 20:46:01 all 20.50 0.00 0.86 0.96 1.53 76.15 20:46:01 0 6.83 0.00 0.76 2.81 1.73 87.87 20:46:01 1 6.62 0.00 0.70 0.50 1.16 91.03 20:46:01 2 64.44 0.00 1.56 0.35 2.93 30.72 20:46:01 3 4.09 0.00 0.43 0.15 0.30 95.03 Average: all 19.00 0.40 1.62 2.83 2.27 73.88 Average: 0 9.67 0.00 1.69 3.18 2.12 83.35 Average: 1 10.88 0.00 1.19 1.78 1.94 84.22 Average: 2 29.40 1.57 1.73 3.95 2.67 60.68 Average: 3 26.05 0.01 1.88 2.41 2.38 67.28