---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1331 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 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 9.2G 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 518 5080 0 2376 7173 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:94:fd:e0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.194/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe94:fde0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3f:b9:8b:00 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-1331) 12/21/25 _x86_64_ (4 CPU) 04:56:47 LINUX RESTART (4 CPU) 04:57:01 tps rtps wtps bread/s bwrtn/s 04:58:01 144.54 69.59 74.94 5637.99 41287.85 04:59:01 54.66 0.27 54.39 27.20 8005.73 05:00:01 100.57 12.75 87.82 2247.20 14631.47 05:01:01 18.85 0.37 18.48 31.59 1352.17 Average: 79.65 20.75 58.91 1986.14 16320.42 04:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:58:01 5861468 7457968 2305960 28.23 42256 1729652 975476 10.58 560132 1567880 88328 04:59:01 5576940 7425516 2590488 31.72 62564 1948020 988656 10.73 605596 1778784 170488 05:00:01 5133548 7283856 3033880 37.15 71876 2232152 1104032 11.98 949676 1858748 30284 05:01:01 5152988 7295028 3014440 36.91 74464 2220992 1101244 11.95 941072 1847976 11700 Average: 5431236 7365592 2736192 33.50 62790 2032704 1042352 11.31 764119 1763347 75200 04:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:58:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 04:58:01 ens3 499.73 223.29 1837.34 66.60 0.00 0.00 0.00 0.00 04:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:59:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 04:59:01 ens3 78.60 63.41 875.50 6.93 0.00 0.00 0.00 0.00 05:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 lo 4.00 4.00 0.38 0.38 0.00 0.00 0.00 0.00 05:00:01 ens3 163.37 161.18 887.52 536.46 0.00 0.00 0.00 0.00 05:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 05:01:01 ens3 11.86 12.95 9.17 6.05 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: lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 188.41 115.21 902.42 153.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1331) 12/21/25 _x86_64_ (4 CPU) 04:56:47 LINUX RESTART (4 CPU) 04:57:01 CPU %user %nice %system %iowait %steal %idle 04:58:01 all 17.78 0.00 3.16 4.77 3.01 71.27 04:58:01 0 18.51 0.00 4.67 1.01 2.70 73.12 04:58:01 1 14.97 0.00 1.86 4.64 2.67 75.86 04:58:01 2 27.95 0.00 3.49 9.01 3.59 55.95 04:58:01 3 9.67 0.00 2.63 4.44 3.10 80.16 04:59:01 all 19.10 0.00 1.14 2.18 1.60 75.98 04:59:01 0 40.25 0.00 2.19 0.60 1.87 55.10 04:59:01 1 1.86 0.00 0.50 7.20 0.65 89.79 04:59:01 2 26.21 0.00 1.14 0.36 2.36 69.92 04:59:01 3 8.02 0.00 0.75 0.56 1.51 89.17 05:00:01 all 20.40 0.00 1.87 2.56 2.51 72.66 05:00:01 0 16.69 0.00 2.10 3.33 2.27 75.61 05:00:01 1 6.52 0.00 1.24 2.99 1.69 87.56 05:00:01 2 24.93 0.00 2.09 1.94 3.03 68.01 05:00:01 3 33.32 0.00 2.04 1.97 3.05 59.62 05:01:01 all 20.43 0.00 0.90 0.76 1.32 76.59 05:01:01 0 1.27 0.00 0.31 0.02 0.93 97.47 05:01:01 1 32.42 0.00 1.30 0.25 1.60 64.43 05:01:01 2 33.02 0.00 1.28 2.26 1.55 61.88 05:01:01 3 15.16 0.00 0.73 0.50 1.23 82.39 Average: all 19.43 0.00 1.77 2.57 2.11 74.12 Average: 0 19.17 0.00 2.32 1.24 1.94 75.33 Average: 1 13.94 0.00 1.22 3.77 1.65 79.42 Average: 2 28.02 0.00 2.00 3.39 2.64 63.95 Average: 3 16.58 0.00 1.54 1.87 2.22 77.79