---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1602 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 12G 7.7G 61% / 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 522 2283 0 5169 7154 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:fe:21:9d brd ff:ff:ff:ff:ff:ff inet 10.32.6.247/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85884sec preferred_lft 85884sec inet6 fe80::f816:3eff:fefe:219d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:40:69:62:91 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-1602) 12/24/25 _x86_64_ (4 CPU) 22:25:43 LINUX RESTART (4 CPU) 22:26:01 tps rtps wtps bread/s bwrtn/s 22:27:02 157.28 69.36 87.92 5607.06 40091.85 22:28:01 63.29 0.12 63.18 21.83 9587.39 22:29:01 127.43 13.05 114.38 2284.42 85541.48 22:30:01 435.69 0.22 435.48 28.13 45063.96 22:31:01 622.69 0.50 622.19 4.27 18038.12 22:32:01 327.15 0.03 327.11 0.27 15646.19 22:33:01 25.97 0.25 25.72 14.40 2277.11 22:34:01 21.65 0.40 21.25 32.79 1532.81 Average: 222.98 10.51 212.47 1001.24 27258.73 22:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:27:02 5908216 7434544 2259204 27.66 37272 1668860 956452 10.38 564624 1523736 60132 22:28:01 5589012 7375420 2578408 31.57 57336 1894200 997224 10.82 637104 1739808 119512 22:29:01 2295148 7399348 5872272 71.90 112460 4982172 1169556 12.69 678864 4782160 710112 22:30:01 2648544 7307856 5518876 67.57 146212 4486876 1370644 14.87 865820 4220300 4152 22:31:01 2363296 7309520 5804124 71.06 173388 4692040 1379856 14.97 889704 4425408 3244 22:32:01 2411588 7374292 5755832 70.47 182276 4703020 1315192 14.27 901836 4368956 13200 22:33:01 2336284 7317536 5831136 71.40 182556 4720996 1095440 11.89 1373504 3974976 5092 22:34:01 2335680 7320592 5831740 71.40 182892 4723440 1092544 11.85 1375628 3972232 11080 Average: 3235971 7354888 4931449 60.38 134299 3983950 1172114 12.72 910886 3625947 115816 22:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:27:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:27:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 22:27:02 ens3 369.54 193.05 1129.37 62.87 0.00 0.00 0.00 0.00 22:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:28:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:28:01 ens3 75.70 63.73 713.45 6.89 0.00 0.00 0.00 0.00 22:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:29:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 22:29:01 ens3 390.23 152.36 13247.70 13.37 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 22:30:01 ens3 323.45 192.33 1567.75 13.78 0.00 0.00 0.00 0.00 22:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:31:01 ens3 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 22:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:32:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 22:32:01 ens3 17.30 15.20 3.85 4.56 0.00 0.00 0.00 0.00 22:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:33:01 lo 2.40 2.40 0.21 0.21 0.00 0.00 0.00 0.00 22:33:01 ens3 142.05 298.65 18.86 2269.28 0.00 0.00 0.00 0.00 22:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:34:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 22:34:01 ens3 11.70 12.65 8.99 5.85 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 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 166.44 116.11 2089.00 297.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1602) 12/24/25 _x86_64_ (4 CPU) 22:25:43 LINUX RESTART (4 CPU) 22:26:01 CPU %user %nice %system %iowait %steal %idle 22:27:02 all 18.54 0.00 2.90 5.25 2.77 70.54 22:27:02 0 14.87 0.00 2.47 4.41 3.01 75.25 22:27:02 1 33.64 0.00 3.60 2.13 3.30 57.33 22:27:02 2 18.08 0.00 1.95 8.06 2.71 69.20 22:27:02 3 7.57 0.00 3.60 6.41 2.05 80.36 22:28:01 all 19.57 0.00 1.18 2.28 1.17 75.79 22:28:01 0 0.68 0.00 0.20 1.03 0.56 97.53 22:28:01 1 38.07 0.00 1.99 3.63 1.87 54.43 22:28:01 2 22.65 0.00 1.59 3.89 1.35 70.53 22:28:01 3 16.84 0.00 0.95 0.56 0.90 80.75 22:29:01 all 21.43 0.00 10.12 2.30 3.98 62.17 22:29:01 0 18.45 0.00 8.83 0.97 3.43 68.31 22:29:01 1 24.80 0.00 10.84 1.79 4.60 57.97 22:29:01 2 23.93 0.00 12.13 3.23 4.00 56.70 22:29:01 3 18.53 0.00 8.70 3.22 3.88 65.68 22:30:01 all 5.21 0.00 2.89 14.41 1.90 75.59 22:30:01 0 2.45 0.00 2.73 9.08 1.91 83.82 22:30:01 1 4.94 0.00 3.08 13.27 1.78 76.93 22:30:01 2 5.12 0.00 2.92 9.15 2.13 80.67 22:30:01 3 8.35 0.00 2.80 26.13 1.76 60.96 22:31:01 all 0.65 0.00 1.99 22.09 1.57 73.70 22:31:01 0 1.06 0.00 3.05 38.65 1.70 55.54 22:31:01 1 0.63 0.00 2.15 34.77 1.28 61.17 22:31:01 2 0.05 0.00 0.33 0.02 2.09 97.52 22:31:01 3 0.85 0.00 2.42 15.05 1.21 80.47 22:32:01 all 8.81 0.00 4.96 10.64 3.44 72.14 22:32:01 0 7.92 0.00 5.08 20.06 3.46 63.49 22:32:01 1 4.55 0.00 3.17 1.25 3.12 87.91 22:32:01 2 8.41 0.00 5.19 14.96 3.63 67.81 22:32:01 3 14.40 0.00 6.42 6.26 3.59 69.33 22:33:01 all 20.60 0.00 3.39 0.53 3.31 72.17 22:33:01 0 18.03 0.00 3.50 0.15 3.01 75.31 22:33:01 1 31.45 0.00 4.09 0.21 4.01 60.24 22:33:01 2 18.35 0.00 3.46 1.67 3.26 73.26 22:33:01 3 14.49 0.00 2.51 0.08 2.91 80.00 22:34:01 all 20.56 0.00 0.96 0.81 1.17 76.50 22:34:01 0 0.67 0.00 0.28 0.75 0.33 97.97 22:34:01 1 34.95 0.00 1.46 0.13 1.61 61.84 22:34:01 2 40.12 0.00 1.56 2.25 2.15 53.92 22:34:01 3 6.40 0.00 0.52 0.07 0.60 92.42 Average: all 14.40 0.00 3.55 7.31 2.42 72.33 Average: 0 8.04 0.00 3.27 9.44 2.18 77.06 Average: 1 21.59 0.00 3.78 7.15 2.70 64.78 Average: 2 17.05 0.00 3.63 5.41 2.67 71.25 Average: 3 10.90 0.00 3.49 7.24 2.11 76.25