---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9212 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 11G 8.6G 56% / 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 531 3279 0 4164 7146 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:c1:b9:dc brd ff:ff:ff:ff:ff:ff inet 10.32.7.237/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85857sec preferred_lft 85857sec inet6 fe80::f816:3eff:fec1:b9dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fb:d3:e5:15 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 inet6 fe80::42:fbff:fed3:e515/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-9212) 11/15/25 _x86_64_ (4 CPU) 10:03:51 LINUX RESTART (4 CPU) 10:04:01 tps rtps wtps bread/s bwrtn/s 10:05:02 150.61 69.46 81.15 5633.86 39422.25 10:06:01 50.45 0.31 50.14 32.40 7027.69 10:07:01 74.80 30.76 44.04 1657.32 8708.55 10:08:01 27.36 11.95 15.41 864.91 8345.08 10:09:01 148.84 3.88 144.96 463.79 67553.41 10:10:01 5.63 0.38 5.25 8.40 157.57 10:11:01 7.51 0.00 7.51 0.00 364.55 10:12:01 25.34 1.33 24.01 102.10 8622.86 Average: 61.34 14.79 46.55 1097.52 17546.42 10:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:02 5934388 7440224 2233040 27.34 34468 1652904 981100 10.65 557132 1508688 50424 10:06:01 5658268 7412692 2509160 30.72 54356 1868372 986248 10.70 598960 1716620 141348 10:07:01 5269200 7233700 2898228 35.49 64388 2059032 1129876 12.26 791952 1893048 81240 10:08:01 3933148 6093404 4234280 51.84 68200 2245140 2267728 24.61 2004848 1999456 9472 10:09:01 2127820 5904644 6039608 73.95 136936 3655380 2952052 32.03 2299276 3342652 524 10:10:01 1872416 5589484 6295012 77.07 137312 3593736 3011876 32.68 2639952 3253756 3896 10:11:01 1671592 5409264 6495836 79.53 137400 3614392 3064152 33.25 2819764 3274284 15808 10:12:01 3336372 7292240 4831056 59.15 142440 3819076 1118760 12.14 1016596 3415116 28088 Average: 3725400 6546956 4442028 54.39 96938 2813504 1938974 21.04 1591060 2550452 41350 10:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 10:05:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:02 ens3 320.80 173.49 1065.04 65.03 0.00 0.00 0.00 0.00 10:06:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 10:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 ens3 65.26 49.55 866.80 6.21 0.00 0.00 0.00 0.00 10:07:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 10:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 ens3 114.51 85.85 1368.72 17.04 0.00 0.00 0.00 0.00 10:08:01 lo 0.63 0.63 0.05 0.05 0.00 0.00 0.00 0.00 10:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 ens3 201.90 177.87 2530.67 24.20 0.00 0.00 0.00 0.00 10:09:01 lo 4.98 4.98 0.70 0.70 0.00 0.00 0.00 0.00 10:09:01 docker0 0.25 0.33 0.01 0.02 0.00 0.00 0.00 0.00 10:09:01 veth3d165da 0.22 0.48 0.01 0.04 0.00 0.00 0.00 0.00 10:09:01 ens3 966.79 317.95 8489.69 26.29 0.00 0.00 0.00 0.00 10:10:01 lo 457.01 457.01 124.68 124.68 0.00 0.00 0.00 0.00 10:10:01 docker0 1.00 1.43 0.18 0.58 0.00 0.00 0.00 0.00 10:10:01 veth3d165da 0.18 0.35 0.01 0.02 0.00 0.00 0.00 0.00 10:10:01 ens3 66.92 27.23 14.96 62.97 0.00 0.00 0.00 0.00 10:11:01 lo 1018.69 1018.69 307.09 307.09 0.00 0.00 0.00 0.00 10:11:01 docker0 0.13 0.18 0.01 0.01 0.00 0.00 0.00 0.00 10:11:01 veth3d165da 0.13 0.20 0.01 0.01 0.00 0.00 0.00 0.00 10:11:01 ens3 178.16 61.41 44.84 172.60 0.00 0.00 0.00 0.00 10:12:01 lo 5.58 5.58 1.24 1.24 0.00 0.00 0.00 0.00 10:12:01 docker0 0.08 0.10 0.00 0.01 0.00 0.00 0.00 0.00 10:12:01 ens3 121.89 101.43 1084.33 21.95 0.00 0.00 0.00 0.00 Average: lo 186.59 186.59 54.37 54.37 0.00 0.00 0.00 0.00 Average: docker0 0.18 0.26 0.03 0.08 0.00 0.00 0.00 0.00 Average: ens3 254.92 124.50 1935.31 49.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-9212) 11/15/25 _x86_64_ (4 CPU) 10:03:51 LINUX RESTART (4 CPU) 10:04:01 CPU %user %nice %system %iowait %steal %idle 10:05:02 all 16.53 0.00 2.75 6.11 2.52 72.10 10:05:02 0 13.77 0.00 1.44 1.72 2.37 80.70 10:05:02 1 12.77 0.00 1.84 7.18 2.12 76.09 10:05:02 2 22.51 0.00 5.29 4.29 3.30 64.61 10:05:02 3 16.98 0.00 2.40 11.29 2.26 67.06 10:06:01 all 18.44 0.00 1.14 2.42 1.51 76.49 10:06:01 0 11.58 0.00 0.92 8.01 1.78 77.71 10:06:01 1 16.38 0.00 0.96 0.15 0.81 81.70 10:06:01 2 40.32 0.00 2.20 0.54 2.82 54.12 10:06:01 3 5.38 0.00 0.44 0.93 0.61 92.64 10:07:01 all 18.44 0.00 1.30 1.92 2.28 76.06 10:07:01 0 10.50 0.00 1.39 3.33 2.15 82.63 10:07:01 1 22.79 0.00 1.55 0.73 2.26 72.68 10:07:01 2 29.51 0.00 1.37 0.94 3.05 65.13 10:07:01 3 10.87 0.00 0.91 2.70 1.64 83.88 10:08:01 all 52.45 0.00 1.68 0.88 6.57 38.41 10:08:01 0 52.62 0.00 1.56 0.56 6.17 39.08 10:08:01 1 49.03 0.00 1.69 1.70 6.70 40.87 10:08:01 2 59.54 0.00 1.98 0.52 7.19 30.77 10:08:01 3 48.58 0.00 1.49 0.75 6.21 42.96 10:09:01 all 23.77 0.00 8.26 2.69 4.34 60.94 10:09:01 0 28.64 0.00 9.08 2.70 4.69 54.88 10:09:01 1 20.18 0.00 6.96 0.75 3.81 68.31 10:09:01 2 26.20 0.00 8.95 3.66 4.92 56.27 10:09:01 3 20.18 0.00 8.09 3.65 3.95 64.13 10:10:01 all 58.88 0.00 4.10 0.20 8.42 28.40 10:10:01 0 64.76 0.00 3.95 0.17 8.34 22.79 10:10:01 1 57.41 0.00 4.38 0.45 8.20 29.57 10:10:01 2 61.02 0.00 4.43 0.03 8.53 25.98 10:10:01 3 52.32 0.00 3.66 0.12 8.63 35.27 10:11:01 all 51.31 0.00 6.41 0.10 8.58 33.60 10:11:01 0 50.71 0.00 6.41 0.00 8.50 34.37 10:11:01 1 51.16 0.00 6.32 0.25 8.43 33.84 10:11:01 2 50.62 0.00 6.36 0.00 8.64 34.38 10:11:01 3 52.77 0.00 6.53 0.13 8.71 31.86 10:12:01 all 32.87 0.00 1.63 0.89 2.88 61.73 10:12:01 0 52.25 0.00 1.72 0.46 3.32 42.24 10:12:01 1 19.94 0.00 1.94 0.96 2.34 74.81 10:12:01 2 35.48 0.00 2.11 2.12 3.60 56.68 10:12:01 3 23.69 0.00 0.75 0.02 2.25 73.30 Average: all 34.13 0.00 3.40 1.90 4.64 55.93 Average: 0 35.67 0.00 3.29 2.11 4.67 54.26 Average: 1 31.24 0.00 3.20 1.53 4.34 59.70 Average: 2 40.66 0.00 4.08 1.52 5.26 48.49 Average: 3 28.93 0.00 3.03 2.45 4.29 61.30