---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1171 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 700K 797M 1% /run /dev/vda1 20G 9.8G 9.5G 51% / 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 510 4414 0 3050 7169 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:ad:f7:6e brd ff:ff:ff:ff:ff:ff inet 10.32.6.237/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85922sec preferred_lft 85922sec inet6 fe80::f816:3eff:fead:f76e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:08:94:35:ab 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-1171) 12/19/25 _x86_64_ (4 CPU) 16:18:46 LINUX RESTART (4 CPU) 16:19:01 tps rtps wtps bread/s bwrtn/s 16:20:01 196.92 80.04 116.88 5828.50 44047.08 16:21:01 130.77 59.03 71.74 2542.62 16904.50 16:22:01 11.86 0.15 11.71 3.87 10773.27 16:23:01 17.95 5.25 12.70 78.25 10873.39 16:24:01 35.39 23.30 12.10 874.79 10293.35 16:25:01 39.00 1.50 37.50 110.76 5958.41 16:26:01 47.34 0.00 47.34 0.00 7678.72 Average: 68.46 24.18 44.28 1348.40 15218.21 16:19:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:01 5690356 7400992 2477064 30.33 29724 1858956 1029180 11.17 770572 1530668 294076 16:21:01 3913548 5895972 4253872 52.08 39664 2113048 2487480 26.99 2430060 1627568 47980 16:22:01 4304092 6420572 3863328 47.30 39784 2245168 1962636 21.30 1905844 1756672 92016 16:23:01 4435436 6664812 3731984 45.69 40236 2355460 1712720 18.58 1664104 1862368 55012 16:24:01 4882784 7353388 3284636 40.22 43964 2588116 1017692 11.04 1111628 1961136 62008 16:25:01 4675708 7364840 3491712 42.75 64548 2773728 998272 10.83 1118628 2135420 144520 16:26:01 4539560 7355944 3627860 44.42 72472 2885556 991072 10.75 1132924 2242972 94280 Average: 4634498 6922360 3532922 43.26 47199 2402862 1457007 15.81 1447680 1873829 112842 16:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:01 lo 1.83 1.83 0.20 0.20 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 ens3 502.53 277.24 1618.32 67.75 0.00 0.00 0.00 0.00 16:21:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 16:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:21:01 ens3 15.00 12.73 16.31 3.03 0.00 0.00 0.00 0.00 16:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 ens3 1.07 1.13 0.23 0.24 0.00 0.00 0.00 0.00 16:23:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 16:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 ens3 2.22 2.17 0.48 0.52 0.00 0.00 0.00 0.00 16:24:01 lo 0.13 0.13 0.02 0.02 0.00 0.00 0.00 0.00 16:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:01 ens3 170.99 92.90 661.07 17.89 0.00 0.00 0.00 0.00 16:25:01 lo 0.73 0.73 0.06 0.06 0.00 0.00 0.00 0.00 16:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:01 ens3 81.09 68.99 831.72 8.33 0.00 0.00 0.00 0.00 16:26:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 16:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:01 ens3 30.39 27.95 243.37 5.72 0.00 0.00 0.00 0.00 Average: lo 0.57 0.57 0.06 0.06 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: ens3 114.75 69.01 481.64 14.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1171) 12/19/25 _x86_64_ (4 CPU) 16:18:46 LINUX RESTART (4 CPU) 16:19:01 CPU %user %nice %system %iowait %steal %idle 16:20:01 all 12.98 1.57 3.35 6.29 3.17 72.64 16:20:01 0 10.20 0.17 2.33 2.55 2.75 82.01 16:20:01 1 11.66 0.00 4.72 2.72 2.56 78.35 16:20:01 2 19.65 0.00 2.90 11.10 3.96 62.39 16:20:01 3 10.39 6.10 3.45 8.77 3.42 67.87 16:21:01 all 42.35 0.83 3.82 3.26 5.25 44.49 16:21:01 0 37.50 0.02 4.45 6.83 5.21 45.99 16:21:01 1 39.11 0.00 3.96 0.71 5.15 51.08 16:21:01 2 45.60 0.00 3.89 3.94 5.33 41.25 16:21:01 3 47.15 3.33 3.00 1.56 5.33 39.63 16:22:01 all 87.17 0.00 3.06 0.05 9.54 0.19 16:22:01 0 86.52 0.00 2.96 0.05 10.23 0.23 16:22:01 1 87.89 0.00 2.95 0.05 8.98 0.13 16:22:01 2 86.20 0.00 3.76 0.03 9.82 0.18 16:22:01 3 88.12 0.00 2.55 0.05 9.10 0.18 16:23:01 all 80.56 0.00 6.28 0.26 10.86 2.03 16:23:01 0 79.44 0.00 7.77 0.30 11.05 1.44 16:23:01 1 81.41 0.00 6.76 0.07 10.52 1.24 16:23:01 2 83.33 0.00 4.59 0.12 10.70 1.26 16:23:01 3 78.04 0.00 6.00 0.58 11.19 4.17 16:24:01 all 30.62 0.00 1.95 0.63 2.58 64.22 16:24:01 0 10.06 0.00 1.75 0.45 1.47 86.27 16:24:01 1 50.57 0.00 2.17 0.63 3.63 43.00 16:24:01 2 31.89 0.00 2.16 1.10 2.92 61.94 16:24:01 3 30.03 0.00 1.70 0.33 2.29 65.65 16:25:01 all 19.43 0.00 1.21 1.67 1.26 76.44 16:25:01 0 2.61 0.00 0.46 2.09 0.46 94.37 16:25:01 1 11.53 0.00 0.92 3.68 0.82 83.06 16:25:01 2 36.31 0.00 1.84 0.73 2.41 58.70 16:25:01 3 27.26 0.00 1.65 0.13 1.33 69.62 16:26:01 all 20.47 0.00 1.12 1.24 1.04 76.13 16:26:01 0 10.74 0.00 0.78 0.43 0.61 87.44 16:26:01 1 24.43 0.00 1.70 0.62 0.98 72.27 16:26:01 2 18.08 0.00 0.91 3.74 1.20 76.07 16:26:01 3 28.66 0.00 1.12 0.18 1.38 68.66 Average: all 41.92 0.34 2.97 1.92 4.81 48.03 Average: 0 33.84 0.03 2.93 1.81 4.54 56.85 Average: 1 43.81 0.00 3.31 1.21 4.66 47.01 Average: 2 45.82 0.00 2.87 2.97 5.19 43.15 Average: 3 44.22 1.35 2.78 1.66 4.86 45.12