---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-680 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: 2799.998 BogoMIPS: 5599.99 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 9.5G 9.8G 50% / 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 540 4575 0 2859 7139 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:1c:d7:99 brd ff:ff:ff:ff:ff:ff inet 10.32.6.189/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85942sec preferred_lft 85942sec inet6 fe80::f816:3eff:fe1c:d799/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:34:8f:5c:07 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-680) 12/15/25 _x86_64_ (4 CPU) 20:02:24 LINUX RESTART (4 CPU) 20:03:02 tps rtps wtps bread/s bwrtn/s 20:04:01 87.38 27.67 59.70 988.04 5371.29 20:05:01 87.80 25.68 62.12 1516.41 10270.69 20:06:01 110.50 86.00 24.49 3518.83 4913.43 20:07:01 12.58 0.95 11.63 60.11 4947.55 20:08:01 44.60 29.25 15.35 1518.53 4471.73 20:09:01 25.73 3.48 22.25 161.36 9863.42 Average: 61.36 28.84 32.51 1294.66 6643.45 20:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:04:01 5712996 7307492 2454424 30.05 41984 1730308 1066852 11.58 700436 1578656 83028 20:05:01 5443896 7309548 2723524 33.35 61988 1965604 1161700 12.61 711884 1805056 95196 20:06:01 4491220 6586692 3676200 45.01 70696 2179700 1798100 19.51 1507188 1943224 84264 20:07:01 4190512 6351536 3976908 48.69 72612 2240500 1901684 20.63 1772248 1973240 4804 20:08:01 3843768 6189188 4323652 52.94 77032 2413092 2479276 26.90 2002024 2074228 14516 20:09:01 4709908 7330760 3457512 42.33 81168 2679740 1005100 10.91 996420 2208432 23168 Average: 4732050 6845869 3435370 42.06 67580 2201491 1568785 17.02 1281700 1930473 50829 20:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:04:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 20:04:01 ens3 396.14 203.59 1652.11 67.17 0.00 0.00 0.00 0.00 20:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:05:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 20:05:01 ens3 58.37 37.34 420.76 12.09 0.00 0.00 0.00 0.00 20:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:06:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 20:06:01 ens3 147.47 130.41 1457.10 18.09 0.00 0.00 0.00 0.00 20:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:07:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 20:07:01 ens3 99.43 83.14 805.18 17.49 0.00 0.00 0.00 0.00 20:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:08:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 20:08:01 ens3 93.72 72.18 372.17 26.83 0.00 0.00 0.00 0.00 20:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:09:01 lo 0.83 0.83 0.06 0.06 0.00 0.00 0.00 0.00 20:09:01 ens3 92.41 85.08 642.78 60.90 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 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 147.23 101.67 889.57 33.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-680) 12/15/25 _x86_64_ (4 CPU) 20:02:24 LINUX RESTART (4 CPU) 20:03:02 CPU %user %nice %system %iowait %steal %idle 20:04:01 all 22.05 0.00 1.60 3.01 3.26 70.09 20:04:01 0 15.27 0.00 1.62 1.82 3.12 78.18 20:04:01 1 28.58 0.00 1.50 2.44 3.38 64.10 20:04:01 2 31.54 0.00 1.83 0.77 3.80 62.05 20:04:01 3 12.80 0.00 1.45 7.01 2.73 76.01 20:05:01 all 20.35 0.00 1.46 2.73 2.07 73.39 20:05:01 0 19.48 0.00 1.15 1.30 1.93 76.14 20:05:01 1 34.36 0.00 2.54 4.60 2.59 55.92 20:05:01 2 9.73 0.00 0.79 1.49 1.77 86.22 20:05:01 3 17.86 0.00 1.35 3.52 2.01 75.26 20:06:01 all 28.91 0.00 1.77 4.68 5.58 59.07 20:06:01 0 27.05 0.00 2.36 6.11 5.90 58.58 20:06:01 1 31.72 0.00 1.75 3.00 5.91 57.62 20:06:01 2 34.09 0.00 1.38 5.60 5.65 53.28 20:06:01 3 22.81 0.00 1.57 4.00 4.85 66.78 20:07:01 all 59.79 0.00 1.61 0.11 12.24 26.24 20:07:01 0 51.44 0.00 1.71 0.05 11.38 35.43 20:07:01 1 70.66 0.00 0.95 0.07 13.00 15.32 20:07:01 2 64.65 0.00 1.42 0.15 12.11 21.68 20:07:01 3 52.55 0.00 2.34 0.18 12.49 32.45 20:08:01 all 50.65 0.00 2.76 1.30 12.30 32.99 20:08:01 0 48.56 0.00 2.72 1.53 12.13 35.06 20:08:01 1 48.97 0.00 2.80 0.94 11.94 35.36 20:08:01 2 53.31 0.00 2.56 1.56 12.67 29.91 20:08:01 3 51.77 0.00 2.99 1.17 12.45 31.62 20:09:01 all 36.83 0.00 1.56 0.81 6.06 54.75 20:09:01 0 55.70 0.00 2.28 0.44 7.32 34.26 20:09:01 1 24.71 0.00 1.52 1.05 5.50 67.22 20:09:01 2 25.85 0.00 1.22 1.54 5.18 66.21 20:09:01 3 40.99 0.00 1.22 0.18 6.23 51.37 Average: all 36.57 0.00 1.79 2.10 6.96 52.58 Average: 0 36.42 0.00 1.98 1.87 7.00 52.73 Average: 1 39.93 0.00 1.84 2.01 7.09 49.13 Average: 2 36.65 0.00 1.53 1.85 6.90 53.06 Average: 3 33.30 0.00 1.83 2.65 6.84 55.38