---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-7084 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 9.1G 54% / 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 524 3954 0 3497 7152 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:76:f1:68 brd ff:ff:ff:ff:ff:ff inet 10.32.7.251/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86074sec preferred_lft 86074sec inet6 fe80::f816:3eff:fe76:f168/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9c:5e:d6:d7 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-7084) 10/22/25 _x86_64_ (4 CPU) 08:44:57 LINUX RESTART (4 CPU) 08:45:01 tps rtps wtps bread/s bwrtn/s 08:46:02 172.79 99.75 73.04 7238.65 38989.29 08:47:01 47.43 3.46 43.98 58.70 6183.49 08:48:01 117.63 12.81 104.82 2282.82 62507.18 08:49:01 67.42 0.83 66.59 23.20 15140.41 08:50:01 23.48 0.40 23.08 32.79 1736.89 Average: 85.88 23.52 62.36 1933.59 24973.77 08:45:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:46:02 5952100 7429432 2215328 27.12 31832 1627768 962468 10.44 564992 1484368 36400 08:47:01 5722512 7416692 2444916 29.93 53128 1811400 962356 10.44 594112 1659752 131084 08:48:01 4148528 7374048 4018900 49.21 76980 3272088 1226648 13.31 679820 3065024 209752 08:49:01 4041972 7308284 4125456 50.51 82260 3301712 1086724 11.79 867048 2979752 5820 08:50:01 4064668 7336576 4102760 50.23 84200 3303920 1072548 11.64 846080 2976824 8664 Average: 4785956 7373006 3381472 41.40 65680 2663378 1062149 11.53 710410 2433144 78344 08:45:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:46:02 ens3 223.89 152.85 952.19 59.27 0.00 0.00 0.00 0.00 08:46:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:46:02 lo 1.72 1.72 0.16 0.16 0.00 0.00 0.00 0.00 08:47:01 ens3 63.75 44.74 849.42 5.30 0.00 0.00 0.00 0.00 08:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:47:01 lo 0.56 0.56 0.05 0.05 0.00 0.00 0.00 0.00 08:48:01 ens3 1243.28 303.28 10953.55 28.07 0.00 0.00 0.00 0.00 08:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:48:01 lo 2.53 2.53 0.27 0.27 0.00 0.00 0.00 0.00 08:49:01 ens3 264.52 124.96 898.34 326.28 0.00 0.00 0.00 0.00 08:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:49:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 08:50:01 ens3 11.70 13.15 8.85 13.95 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 362.41 128.07 2738.61 86.84 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 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-7084) 10/22/25 _x86_64_ (4 CPU) 08:44:57 LINUX RESTART (4 CPU) 08:45:01 CPU %user %nice %system %iowait %steal %idle 08:46:02 all 14.63 0.00 2.91 7.86 3.29 71.31 08:46:02 0 20.99 0.00 2.10 4.30 3.24 69.36 08:46:02 1 15.05 0.00 3.87 8.79 3.29 69.00 08:46:02 2 11.56 0.00 3.27 8.08 3.29 73.81 08:46:02 3 10.91 0.00 2.41 10.28 3.34 73.05 08:47:01 all 18.70 0.00 1.20 2.63 2.00 75.46 08:47:01 0 7.11 0.00 0.41 0.68 0.63 91.18 08:47:01 1 26.80 0.00 1.84 0.40 2.26 68.70 08:47:01 2 29.49 0.00 1.63 5.19 3.50 60.19 08:47:01 3 11.32 0.00 0.93 4.25 1.57 81.92 08:48:01 all 18.89 0.00 4.71 4.06 6.31 66.02 08:48:01 0 18.57 0.00 5.12 6.65 5.96 63.70 08:48:01 1 8.22 0.00 4.12 1.51 5.92 80.23 08:48:01 2 20.83 0.00 3.63 5.36 5.92 64.26 08:48:01 3 28.00 0.00 5.99 2.72 7.48 55.81 08:49:01 all 23.14 0.00 2.60 1.44 5.05 67.77 08:49:01 0 23.07 0.00 1.97 1.62 4.83 68.51 08:49:01 1 28.34 0.00 2.87 1.20 5.00 62.59 08:49:01 2 24.41 0.00 2.47 0.84 5.29 66.99 08:49:01 3 16.74 0.00 3.06 2.09 5.10 73.02 08:50:01 all 20.31 0.00 1.13 0.98 1.63 75.95 08:50:01 0 13.70 0.00 1.63 2.58 1.42 80.67 08:50:01 1 26.45 0.00 1.13 0.28 2.09 70.05 08:50:01 2 33.57 0.00 1.23 0.68 2.10 62.42 08:50:01 3 7.53 0.00 0.52 0.37 0.88 90.71 Average: all 19.13 0.00 2.52 3.40 3.67 71.27 Average: 0 16.74 0.00 2.26 3.19 3.24 74.57 Average: 1 20.90 0.00 2.77 2.44 3.73 70.16 Average: 2 23.93 0.00 2.45 4.03 4.03 65.55 Average: 3 14.95 0.00 2.60 3.94 3.69 74.82