---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-108 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 2.0G 0 2.0G 0% /dev tmpfs 395M 696K 394M 1% /run /dev/vda1 20G 11G 9.1G 53% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 520 238 0 3185 3140 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:f2:92:a7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.15/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fef2:92a7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2d:79:95:9e 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-108) 07/11/25 _x86_64_ (4 CPU) 07:01:48 LINUX RESTART (4 CPU) 07:02:01 tps rtps wtps bread/s bwrtn/s 07:03:02 152.52 69.21 83.31 5603.47 39841.00 07:04:01 46.13 0.31 45.82 32.40 6003.32 07:05:01 198.60 13.33 185.27 2225.39 65523.23 07:06:01 31.50 2.51 28.98 153.10 1834.78 Average: 107.44 21.43 86.01 2011.76 28392.56 07:02:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:03:02 1828708 3353452 2209944 54.72 35216 1654836 911836 17.92 541172 1507264 46872 07:04:01 1599636 3355624 2439016 60.39 54608 1853580 893716 17.57 549684 1700116 166272 07:05:01 163440 3328088 3875212 95.95 102780 3125316 1095256 21.53 681324 2882280 196 07:06:01 296056 3240276 3742596 92.67 106388 2905676 1021132 20.07 795152 2639188 25688 Average: 971960 3319360 3066692 75.93 74748 2384852 980485 19.27 641833 2182212 59757 07:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:03:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 07:03:02 ens3 365.39 201.47 1248.21 63.92 0.00 0.00 0.00 0.00 07:03:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:04:01 lo 0.75 0.75 0.06 0.06 0.00 0.00 0.00 0.00 07:04:01 ens3 58.14 43.08 742.50 5.42 0.00 0.00 0.00 0.00 07:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 07:05:01 ens3 346.75 186.90 6531.24 21.58 0.00 0.00 0.00 0.00 07:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 lo 5.46 5.46 0.48 0.48 0.00 0.00 0.00 0.00 07:06:01 ens3 47.32 57.41 26.78 222.05 0.00 0.00 0.00 0.00 07:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.24 2.24 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 205.01 122.54 2142.90 78.56 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-108) 07/11/25 _x86_64_ (4 CPU) 07:01:48 LINUX RESTART (4 CPU) 07:02:01 CPU %user %nice %system %iowait %steal %idle 07:03:02 all 16.72 0.00 2.57 6.12 3.13 71.46 07:03:02 0 16.27 0.00 4.77 3.10 2.74 73.11 07:03:02 1 16.04 0.00 1.46 3.49 2.43 76.58 07:03:02 2 11.78 0.00 1.90 7.46 3.79 75.07 07:03:02 3 22.84 0.00 2.14 10.40 3.58 61.05 07:04:01 all 19.21 0.00 1.25 2.38 2.12 75.05 07:04:01 0 43.25 0.00 2.29 1.06 2.59 50.81 07:04:01 1 14.54 0.00 0.99 2.82 1.83 79.83 07:04:01 2 12.97 0.00 0.98 0.27 2.56 83.22 07:04:01 3 6.21 0.00 0.72 5.37 1.51 86.19 07:05:01 all 18.10 0.00 5.97 3.99 6.35 65.59 07:05:01 0 15.45 0.00 5.24 4.31 5.67 69.33 07:05:01 1 12.95 0.00 5.73 5.04 5.99 70.29 07:05:01 2 12.41 0.00 5.73 3.44 6.67 71.74 07:05:01 3 31.66 0.00 7.18 3.19 7.05 50.91 07:06:01 all 20.64 0.00 1.71 1.30 2.59 73.77 07:06:01 0 7.69 0.00 1.20 0.61 2.29 88.21 07:06:01 1 33.81 0.00 2.31 0.84 3.04 60.01 07:06:01 2 14.49 0.00 1.64 3.19 2.11 78.57 07:06:01 3 26.57 0.00 1.70 0.53 2.92 68.27 Average: all 18.66 0.00 2.89 3.45 3.56 71.43 Average: 0 20.53 0.00 3.39 2.28 3.34 70.47 Average: 1 19.34 0.00 2.64 3.05 3.33 71.64 Average: 2 12.91 0.00 2.58 3.60 3.80 77.11 Average: 3 21.91 0.00 2.96 4.87 3.78 66.49