---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-7563 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 992K 797M 1% /run /dev/vda1 20G 12G 8.1G 58% / 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 1570 1860 0 4544 6106 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:44:e8:7e brd ff:ff:ff:ff:ff:ff inet 10.32.6.128/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:fe44:e87e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4a:67:bd:2d 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 4: br-5b3dcd71c437: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:e2:64:3b:08 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-5b3dcd71c437 valid_lft forever preferred_lft forever inet6 fe80::42:e2ff:fe64:3b08/64 scope link valid_lft forever preferred_lft forever 6: veth9dee636@if5: mtu 1500 qdisc noqueue master br-5b3dcd71c437 state UP group default link/ether b2:85:28:cb:25:a8 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::b085:28ff:fecb:25a8/64 scope link valid_lft forever preferred_lft forever 8: veth7b75334@if7: mtu 1500 qdisc noqueue master br-5b3dcd71c437 state UP group default link/ether 1a:d7:39:1e:c2:3c brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::18d7:39ff:fe1e:c23c/64 scope link valid_lft forever preferred_lft forever 10: vethe1c5753@if9: mtu 1500 qdisc noqueue master br-5b3dcd71c437 state UP group default link/ether fe:40:0e:f3:20:51 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::fc40:eff:fef3:2051/64 scope link valid_lft forever preferred_lft forever 12: veth48379ff@if11: mtu 1500 qdisc noqueue master br-5b3dcd71c437 state UP group default link/ether 62:9f:0f:e7:00:e0 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::609f:fff:fee7:e0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-7563) 10/28/25 _x86_64_ (4 CPU) 06:48:50 LINUX RESTART (4 CPU) 06:49:01 tps rtps wtps bread/s bwrtn/s 06:50:02 149.43 69.06 80.37 5614.80 39741.53 06:51:01 54.57 0.31 54.26 32.40 6954.21 06:52:01 145.38 12.95 132.43 2237.89 70986.57 06:53:01 71.08 2.68 68.40 409.07 27399.33 06:54:01 38.92 0.55 38.37 47.32 11406.86 Average: 92.00 17.16 74.83 1673.75 31378.57 06:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:02 5914960 7427740 2252468 27.58 35244 1658868 992604 10.77 574468 1509588 48392 06:51:01 5659804 7412532 2507624 30.70 55332 1865472 975180 10.58 601604 1712112 143084 06:52:01 4122384 7279636 4045044 49.53 79496 3199492 1433788 15.56 789864 2980064 2340 06:53:01 3021120 7313196 5146308 63.01 98068 4258292 2538068 27.54 933528 3873952 282716 06:54:01 1946244 6287820 6221184 76.17 101088 4300164 4105548 44.55 2072532 3788864 26568 Average: 4132902 7144185 4034526 49.40 73846 3056458 2009038 21.80 994399 2772916 100620 06:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 06:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:02 ens3 343.94 189.40 1247.76 62.81 0.00 0.00 0.00 0.00 06:51:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 06:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 ens3 61.21 45.81 776.64 6.14 0.00 0.00 0.00 0.00 06:52:01 lo 2.20 2.20 0.24 0.24 0.00 0.00 0.00 0.00 06:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 ens3 1755.31 522.00 10777.52 41.91 0.00 0.00 0.00 0.00 06:53:01 veth9dee636 0.00 0.20 0.00 0.02 0.00 0.00 0.00 0.00 06:53:01 lo 4.67 4.67 0.56 0.56 0.00 0.00 0.00 0.00 06:53:01 br-5b3dcd71c437 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 06:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 veth9dee636 6.46 7.30 0.67 0.89 0.00 0.00 0.00 0.00 06:54:01 lo 2.77 2.77 0.25 0.25 0.00 0.00 0.00 0.00 06:54:01 br-5b3dcd71c437 0.85 1.15 0.07 0.12 0.00 0.00 0.00 0.00 06:54:01 vethe1c5753 1.62 1.25 0.21 0.14 0.00 0.00 0.00 0.00 Average: veth9dee636 1.30 1.50 0.13 0.18 0.00 0.00 0.00 0.00 Average: lo 2.24 2.24 0.24 0.24 0.00 0.00 0.00 0.00 Average: br-5b3dcd71c437 0.17 0.25 0.01 0.03 0.00 0.00 0.00 0.00 Average: vethe1c5753 0.32 0.25 0.04 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-7563) 10/28/25 _x86_64_ (4 CPU) 06:48:50 LINUX RESTART (4 CPU) 06:49:01 CPU %user %nice %system %iowait %steal %idle 06:50:02 all 16.05 0.00 2.60 5.70 1.85 73.80 06:50:02 0 12.78 0.00 1.99 6.58 1.76 76.89 06:50:02 1 10.75 0.00 4.21 7.13 1.45 76.47 06:50:02 2 16.22 0.00 1.76 6.54 2.20 73.28 06:50:02 3 24.43 0.00 2.43 2.56 1.96 68.62 06:51:01 all 19.83 0.00 1.15 2.30 0.98 75.74 06:51:01 0 1.44 0.00 0.25 1.73 0.29 96.29 06:51:01 1 50.31 0.00 2.71 2.47 1.75 42.75 06:51:01 2 8.99 0.00 0.66 4.76 1.15 84.44 06:51:01 3 18.58 0.00 0.97 0.22 0.75 79.49 06:52:01 all 19.42 0.00 6.37 3.39 3.45 67.37 06:52:01 0 16.34 0.00 5.19 5.29 3.09 70.10 06:52:01 1 29.34 0.00 6.28 1.63 3.52 59.23 06:52:01 2 14.56 0.00 8.48 6.20 4.26 66.51 06:52:01 3 17.47 0.00 5.56 0.43 2.92 73.61 06:53:01 all 25.41 0.00 6.39 1.46 4.38 62.36 06:53:01 0 25.35 0.00 5.84 0.17 4.23 64.41 06:53:01 1 26.12 0.00 6.97 3.85 4.46 58.60 06:53:01 2 23.32 0.00 6.81 1.73 4.65 63.49 06:53:01 3 26.83 0.00 5.95 0.10 4.19 62.93 06:54:01 all 39.87 0.00 2.45 0.57 4.39 52.71 06:54:01 0 33.87 0.00 1.86 0.07 4.16 60.05 06:54:01 1 35.10 0.00 2.63 1.36 4.31 56.59 06:54:01 2 30.69 0.00 2.49 0.70 4.33 61.79 06:54:01 3 59.82 0.00 2.80 0.17 4.76 32.45 Average: all 24.13 0.00 3.80 2.69 3.02 66.36 Average: 0 18.01 0.00 3.03 2.77 2.71 73.47 Average: 1 30.27 0.00 4.56 3.29 3.10 58.78 Average: 2 18.79 0.00 4.05 3.99 3.32 69.86 Average: 3 29.48 0.00 3.55 0.70 2.92 63.35