---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1747 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: 7976 513 5160 0 2302 7186 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:52:9f:4d brd ff:ff:ff:ff:ff:ff inet 10.32.7.239/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fe52:9f4d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:62:2b:7c:54 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-1747) 12/27/25 _x86_64_ (4 CPU) 00:25:46 LINUX RESTART (4 CPU) 00:26:01 tps rtps wtps bread/s bwrtn/s 00:27:01 157.99 69.11 88.89 5619.20 39970.95 00:28:01 73.63 10.43 63.20 806.00 9608.00 00:29:01 103.28 42.29 60.99 3786.30 9314.85 Average: 111.64 40.61 71.03 3403.98 19631.82 00:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:27:01 5877516 7399972 2289912 28.04 38284 1664220 994044 10.79 598208 1520804 61432 00:28:01 5643452 7453792 2523976 30.90 60020 1913740 1114400 12.09 550828 1768212 116540 00:29:01 5318104 7387408 2849324 34.89 62808 2168036 999692 10.85 735740 1904584 27220 Average: 5613024 7413724 2554404 31.28 53704 1915332 1036045 11.24 628259 1731200 68397 00:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:27:01 ens3 408.75 212.70 1107.36 63.77 0.00 0.00 0.00 0.00 00:27:01 lo 1.07 1.07 0.10 0.10 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 ens3 49.25 42.10 650.64 5.79 0.00 0.00 0.00 0.00 00:28:01 lo 1.27 1.27 0.12 0.12 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 ens3 309.30 180.54 2278.53 25.10 0.00 0.00 0.00 0.00 00:29:01 lo 0.93 0.93 0.12 0.12 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: ens3 255.78 145.12 1345.55 31.56 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: 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-1747) 12/27/25 _x86_64_ (4 CPU) 00:25:46 LINUX RESTART (4 CPU) 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:01 all 18.99 0.00 2.72 5.12 1.08 72.09 00:27:01 0 16.22 0.00 1.84 6.39 1.07 74.48 00:27:01 1 23.44 0.00 4.55 3.12 1.07 67.82 00:27:01 2 14.54 0.00 2.55 9.30 0.99 72.62 00:27:01 3 21.73 0.00 1.93 1.68 1.20 73.45 00:28:01 all 20.83 0.00 1.20 1.85 0.81 75.31 00:28:01 0 10.33 0.00 0.60 0.17 0.42 88.49 00:28:01 1 21.37 0.00 1.01 5.07 0.74 71.80 00:28:01 2 45.90 0.00 2.53 0.60 1.45 49.52 00:28:01 3 5.73 0.00 0.70 1.56 0.65 91.36 00:29:01 all 27.62 0.00 1.65 2.29 1.60 66.84 00:29:01 0 17.69 0.00 1.30 1.23 1.35 78.43 00:29:01 1 42.44 0.00 2.10 1.50 1.95 52.00 00:29:01 2 17.96 0.00 1.88 3.12 1.65 75.38 00:29:01 3 32.43 0.00 1.28 3.28 1.47 61.54 Average: all 22.48 0.00 1.86 3.08 1.16 71.41 Average: 0 14.75 0.00 1.24 2.59 0.94 80.47 Average: 1 29.06 0.00 2.55 3.24 1.25 63.90 Average: 2 26.16 0.00 2.32 4.33 1.36 65.82 Average: 3 19.95 0.00 1.30 2.17 1.10 75.46