---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2976 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 2.0G 0 2.0G 0% /dev tmpfs 395M 992K 394M 1% /run /dev/vda1 20G 12G 8.1G 58% / 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: 3944 1517 203 0 2223 2166 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:15:c3:e7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.176/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:fe15:c3e7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9e:ca:e4:2e 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-b3f3ff3df490: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:f8:a9:30:ff brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-b3f3ff3df490 valid_lft forever preferred_lft forever inet6 fe80::42:f8ff:fea9:30ff/64 scope link valid_lft forever preferred_lft forever 6: veth9bb922c@if5: mtu 1500 qdisc noqueue master br-b3f3ff3df490 state UP group default link/ether 8a:ef:02:8a:1c:1d brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::88ef:2ff:fe8a:1c1d/64 scope link valid_lft forever preferred_lft forever 8: veth831ff80@if7: mtu 1500 qdisc noqueue master br-b3f3ff3df490 state UP group default link/ether 8a:2c:5b:d2:08:02 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::882c:5bff:fed2:802/64 scope link valid_lft forever preferred_lft forever 10: veth4386059@if9: mtu 1500 qdisc noqueue master br-b3f3ff3df490 state UP group default link/ether 52:2c:73:5e:1d:04 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::502c:73ff:fe5e:1d04/64 scope link valid_lft forever preferred_lft forever 12: veth7848bd8@if11: mtu 1500 qdisc noqueue master br-b3f3ff3df490 state UP group default link/ether 0a:1d:ec:08:4e:c4 brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::81d:ecff:fe08:4ec4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2976) 06/17/25 _x86_64_ (4 CPU) 06:48:46 LINUX RESTART (4 CPU) 06:49:01 tps rtps wtps bread/s bwrtn/s 06:50:01 171.52 69.51 102.02 5634.53 42014.08 06:51:01 188.69 17.61 171.07 2566.73 78067.47 06:52:01 142.59 45.99 96.60 3219.06 40814.40 Average: 167.61 44.35 123.26 3806.02 53646.90 06:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:01 1621444 3286568 2417216 59.85 43820 1780128 954468 18.76 629148 1614284 135796 06:51:01 615180 3340080 3423480 84.77 78764 2774672 1069988 21.03 666684 2519056 136 06:52:01 128488 2172568 3910172 96.82 96920 2093864 4298524 84.50 1897252 1793164 27412 Average: 788371 2933072 3250289 80.48 73168 2216221 2107660 41.43 1064361 1975501 54448 06:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:01 ens3 396.70 260.09 1721.58 68.04 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 06:51:01 ens3 1531.89 657.57 12199.81 74.18 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 lo 2.79 2.79 0.27 0.27 0.00 0.00 0.00 0.00 06:52:01 br-b3f3ff3df490 0.87 1.25 0.07 0.13 0.00 0.00 0.00 0.00 06:52:01 veth9bb922c 4.27 5.15 0.45 0.61 0.00 0.00 0.00 0.00 06:52:01 ens3 949.16 691.93 8523.81 62.13 0.00 0.00 0.00 0.00 06:52:01 veth7848bd8 3.97 4.12 0.46 0.41 0.00 0.00 0.00 0.00 Average: br-b3f3ff3df490 0.29 0.42 0.02 0.04 0.00 0.00 0.00 0.00 Average: veth9bb922c 1.42 1.72 0.15 0.20 0.00 0.00 0.00 0.00 Average: ens3 959.60 536.60 7484.62 68.12 0.00 0.00 0.00 0.00 Average: veth7848bd8 1.32 1.37 0.15 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2976) 06/17/25 _x86_64_ (4 CPU) 06:48:46 LINUX RESTART (4 CPU) 06:49:01 CPU %user %nice %system %iowait %steal %idle 06:50:01 all 17.40 0.00 2.29 4.86 0.06 75.40 06:50:01 0 13.94 0.00 3.05 6.80 0.05 76.16 06:50:01 1 13.60 0.00 1.72 6.53 0.05 78.10 06:50:01 2 11.29 0.00 1.78 2.71 0.05 84.17 06:50:01 3 30.76 0.00 2.58 3.40 0.07 63.19 06:51:01 all 29.11 0.00 5.72 3.64 0.09 61.44 06:51:01 0 20.11 0.00 4.87 2.99 0.07 71.96 06:51:01 1 23.23 0.00 6.00 3.53 0.07 67.18 06:51:01 2 22.42 0.00 6.15 3.02 0.10 68.31 06:51:01 3 50.69 0.00 5.84 5.00 0.12 38.35 06:52:01 all 30.77 0.00 4.92 2.54 0.11 61.67 06:52:01 0 33.35 0.00 5.41 0.79 0.12 60.33 06:52:01 1 29.32 0.00 4.77 3.28 0.10 62.53 06:52:01 2 28.04 0.00 4.65 2.07 0.12 65.12 06:52:01 3 32.34 0.00 4.86 3.98 0.10 58.72 Average: all 25.74 0.00 4.31 3.68 0.09 66.19 Average: 0 22.45 0.00 4.44 3.53 0.08 69.50 Average: 1 22.02 0.00 4.16 4.45 0.07 69.30 Average: 2 20.55 0.00 4.19 2.60 0.09 72.57 Average: 3 37.93 0.00 4.42 4.13 0.10 53.43