---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-6728 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 9.4G 9.9G 49% / 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 511 4824 0 2640 7176 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:6c:01:bd brd ff:ff:ff:ff:ff:ff inet 10.32.7.179/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85973sec preferred_lft 85973sec inet6 fe80::f816:3eff:fe6c:1bd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5a:b6:24:de 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-6728) 07/25/26 _x86_64_ (4 CPU) 22:06:45 LINUX RESTART (4 CPU) 22:07:01 tps rtps wtps bread/s bwrtn/s 22:08:01 164.48 69.21 95.27 5582.94 40240.74 22:09:01 104.73 30.29 74.44 1663.19 11597.80 22:10:01 38.45 0.13 38.32 1.87 5605.86 22:11:01 8.56 0.03 8.53 0.27 303.58 22:12:01 37.34 9.60 27.74 779.34 3871.91 22:13:01 37.61 5.72 31.89 163.04 6369.74 Average: 65.19 19.16 46.03 1365.09 11331.43 22:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:08:01 5859808 7373264 2307620 28.25 40720 1652052 1027080 11.14 628196 1508848 50700 22:09:01 5379976 7318892 2787452 34.13 65588 2032352 1160548 12.59 698804 1875588 151672 22:10:01 5325780 7273708 2841648 34.79 67376 2038760 1097236 11.91 746152 1880508 1084 22:11:01 5317572 7272344 2849856 34.89 69236 2042804 1097236 11.91 749104 1883800 2168 22:12:01 4507884 6597672 3659544 44.81 71852 2171432 1684584 18.28 1478048 1953260 3584 22:13:01 4897500 7304324 3269928 40.04 75988 2478904 1050196 11.40 872932 2160732 144308 Average: 5214753 7190034 2952675 36.15 65127 2069384 1186147 12.87 862206 1877123 58919 22:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:08:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 22:08:01 ens3 503.37 256.98 1029.74 67.13 0.00 0.00 0.00 0.00 22:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 lo 1.67 1.67 0.17 0.17 0.00 0.00 0.00 0.00 22:09:01 ens3 237.39 138.44 1193.92 20.04 0.00 0.00 0.00 0.00 22:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 22:10:01 ens3 64.03 87.42 102.59 13.99 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:11:01 ens3 59.17 84.49 68.09 13.41 0.00 0.00 0.00 0.00 22:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 22:12:01 ens3 265.34 270.63 1747.95 43.50 0.00 0.00 0.00 0.00 22:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:01 lo 1.90 1.90 0.43 0.43 0.00 0.00 0.00 0.00 22:13:01 ens3 368.37 321.91 2405.19 53.17 0.00 0.00 0.00 0.00 22:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 249.60 193.31 1091.18 35.21 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-6728) 07/25/26 _x86_64_ (4 CPU) 22:06:45 LINUX RESTART (4 CPU) 22:07:01 CPU %user %nice %system %iowait %steal %idle 22:08:01 all 19.87 0.00 2.84 5.57 1.06 70.66 22:08:01 0 20.62 0.00 2.57 9.68 0.98 66.15 22:08:01 1 11.89 0.00 4.28 4.48 0.73 78.61 22:08:01 2 37.46 0.00 2.17 3.38 1.27 55.72 22:08:01 3 9.56 0.00 2.29 4.74 1.23 82.18 22:09:01 all 21.97 0.00 1.63 3.00 0.85 72.55 22:09:01 0 3.96 0.00 0.38 4.01 0.35 91.30 22:09:01 1 19.58 0.00 1.44 3.60 0.87 74.52 22:09:01 2 34.76 0.00 2.89 1.75 1.15 59.45 22:09:01 3 29.59 0.00 1.79 2.66 1.04 64.91 22:10:01 all 10.22 0.00 0.57 0.74 0.64 87.83 22:10:01 0 6.64 0.00 0.48 0.82 0.55 91.51 22:10:01 1 15.04 0.00 0.47 1.64 0.82 82.03 22:10:01 2 14.45 0.00 1.18 0.48 0.65 83.23 22:10:01 3 4.76 0.00 0.17 0.02 0.53 94.52 22:11:01 all 5.03 0.00 0.45 0.04 0.36 94.11 22:11:01 0 4.76 0.00 0.23 0.02 0.23 94.76 22:11:01 1 6.23 0.00 0.62 0.13 0.30 92.72 22:11:01 2 4.59 0.00 0.58 0.00 0.28 94.54 22:11:01 3 4.55 0.00 0.35 0.00 0.64 94.46 22:12:01 all 37.56 0.00 1.56 0.64 2.46 57.79 22:12:01 0 41.04 0.00 1.81 0.65 2.21 54.28 22:12:01 1 28.66 0.00 1.54 0.75 2.41 66.64 22:12:01 2 40.47 0.00 1.23 0.63 2.37 55.29 22:12:01 3 40.02 0.00 1.68 0.53 2.82 54.95 22:13:01 all 40.79 0.00 1.76 0.73 2.29 54.43 22:13:01 0 49.38 0.00 1.73 0.18 2.62 46.09 22:13:01 1 35.26 0.00 2.26 1.71 2.19 58.59 22:13:01 2 41.30 0.00 1.22 0.47 2.15 54.87 22:13:01 3 37.23 0.00 1.85 0.55 2.23 58.15 Average: all 22.58 0.00 1.47 1.79 1.28 72.88 Average: 0 21.09 0.00 1.20 2.56 1.16 73.99 Average: 1 19.43 0.00 1.77 2.05 1.22 75.52 Average: 2 28.84 0.00 1.55 1.12 1.31 67.18 Average: 3 20.97 0.00 1.35 1.42 1.42 74.84