---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1507 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 13G 7.1G 64% / 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 512 1688 0 5774 7165 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:3a:2a:d4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.135/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85921sec preferred_lft 85921sec inet6 fe80::f816:3eff:fe3a:2ad4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ce:8d:05:f4 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-1507) 12/23/25 _x86_64_ (4 CPU) 15:34:06 LINUX RESTART (4 CPU) 15:35:01 tps rtps wtps bread/s bwrtn/s 15:36:01 51.59 3.36 48.23 53.04 5951.82 15:37:01 92.50 23.05 69.46 3141.61 38006.47 15:38:01 199.78 0.55 199.23 15.46 83431.96 15:39:01 248.18 0.75 247.43 9.86 30436.12 15:40:01 71.99 21.96 50.03 702.70 9283.17 15:41:01 50.04 7.63 42.41 679.89 4489.52 15:42:01 21.40 1.18 20.21 36.26 1370.17 Average: 105.07 8.35 96.72 662.65 24708.77 15:35:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:36:01 5749460 7438852 2417968 29.61 52508 1807548 948812 10.30 568104 1661556 161324 15:37:01 4074068 7406092 4093360 50.12 74708 3371720 1150316 12.48 621220 3190528 565620 15:38:01 2265280 7307648 5902148 72.26 128064 4885476 1374012 14.91 847752 4622232 587440 15:39:01 1834680 7288248 6332748 77.54 155132 5221380 1648844 17.89 1115956 4730608 231612 15:40:01 1650904 7158776 6516524 79.79 156828 5277176 1210412 13.13 1382876 4653420 43604 15:41:01 1744564 7347524 6422864 78.64 158220 5369568 1026740 11.14 1245968 4696524 25296 15:42:01 1727384 7335516 6440044 78.85 159360 5372100 1053916 11.44 1262640 4695912 11124 Average: 2720906 7326094 5446522 66.69 126403 4472138 1201865 13.04 1006359 4035826 232289 15:35:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:36:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 15:36:01 ens3 73.03 58.25 885.70 6.29 0.00 0.00 0.00 0.00 15:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:37:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 15:37:01 ens3 428.83 180.72 14060.85 14.74 0.00 0.00 0.00 0.00 15:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:38:01 ens3 118.63 68.27 547.72 5.01 0.00 0.00 0.00 0.00 15:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:39:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 15:39:01 ens3 95.03 65.91 447.60 9.87 0.00 0.00 0.00 0.00 15:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 0.20 0.20 0.03 0.03 0.00 0.00 0.00 0.00 15:40:01 ens3 188.95 74.58 1173.71 6.89 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:41:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 15:41:01 ens3 157.39 114.35 1109.89 25.53 0.00 0.00 0.00 0.00 15:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:42:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 15:42:01 ens3 8.47 10.36 6.35 5.92 0.00 0.00 0.00 0.00 15:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 152.90 81.78 2604.38 10.61 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-1507) 12/23/25 _x86_64_ (4 CPU) 15:34:06 LINUX RESTART (4 CPU) 15:35:01 CPU %user %nice %system %iowait %steal %idle 15:36:01 all 19.14 0.00 1.16 2.34 1.64 75.73 15:36:01 0 9.62 0.00 0.56 0.68 0.91 88.22 15:36:01 1 10.79 0.00 0.83 1.09 1.27 86.01 15:36:01 2 8.87 0.00 0.92 5.62 1.55 83.04 15:36:01 3 47.29 0.00 2.32 1.92 2.84 45.63 15:37:01 all 14.64 0.00 3.88 2.45 2.95 76.07 15:37:01 0 6.04 0.00 3.06 2.04 2.06 86.80 15:37:01 1 17.94 0.00 5.08 3.07 3.06 70.85 15:37:01 2 14.63 0.00 4.47 2.54 3.33 75.02 15:37:01 3 19.93 0.00 2.95 2.15 3.36 71.62 15:38:01 all 17.59 0.00 9.04 4.25 4.21 64.91 15:38:01 0 17.29 0.00 10.78 8.86 4.33 58.74 15:38:01 1 22.66 0.00 7.11 4.31 3.85 62.07 15:38:01 2 16.25 0.00 10.06 3.77 4.34 65.58 15:38:01 3 14.17 0.00 8.22 0.07 4.29 73.26 15:39:01 all 31.89 0.00 6.34 7.86 5.62 48.30 15:39:01 0 33.24 0.00 7.63 9.47 5.33 44.32 15:39:01 1 32.82 0.00 6.32 8.21 5.61 47.04 15:39:01 2 32.38 0.00 5.99 7.56 5.73 48.34 15:39:01 3 29.14 0.00 5.40 6.20 5.81 53.46 15:40:01 all 60.45 0.00 7.66 0.89 7.60 23.39 15:40:01 0 61.85 0.00 8.10 2.12 7.76 20.18 15:40:01 1 60.63 0.00 7.16 0.17 7.82 24.22 15:40:01 2 61.95 0.00 7.66 0.59 7.10 22.70 15:40:01 3 57.38 0.00 7.69 0.71 7.74 26.48 15:41:01 all 28.51 0.00 1.42 1.40 3.52 65.15 15:41:01 0 13.05 0.00 1.27 1.19 3.15 81.35 15:41:01 1 27.25 0.00 0.93 0.88 3.21 67.74 15:41:01 2 50.17 0.00 2.04 2.38 3.81 41.61 15:41:01 3 23.65 0.00 1.46 1.15 3.91 69.82 15:42:01 all 20.04 0.00 0.92 0.71 1.21 77.12 15:42:01 0 30.73 0.00 1.11 2.53 1.26 64.36 15:42:01 1 21.25 0.00 0.85 0.18 1.26 76.46 15:42:01 2 20.93 0.00 1.01 0.10 1.05 76.91 15:42:01 3 7.28 0.00 0.69 0.03 1.29 90.70 Average: all 27.50 0.00 4.34 2.84 3.83 61.49 Average: 0 24.59 0.00 4.64 3.84 3.55 63.39 Average: 1 27.65 0.00 4.04 2.56 3.73 62.02 Average: 2 29.36 0.00 4.59 3.23 3.85 58.98 Average: 3 28.41 0.00 4.10 1.75 4.18 61.56