---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-998 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 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: 3943 1431 180 0 2332 2247 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:db:44:44 brd ff:ff:ff:ff:ff:ff inet 10.32.6.160/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86057sec preferred_lft 86057sec inet6 fe80::f816:3eff:fedb:4444/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:30:31:d4:36 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-4f6a0dc3c897: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:8d:d6:f6:0c brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-4f6a0dc3c897 valid_lft forever preferred_lft forever inet6 fe80::42:8dff:fed6:f60c/64 scope link valid_lft forever preferred_lft forever 6: vethd3dacc2@if5: mtu 1500 qdisc noqueue master br-4f6a0dc3c897 state UP group default link/ether 06:01:7c:6b:32:90 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::401:7cff:fe6b:3290/64 scope link valid_lft forever preferred_lft forever 8: veth34966f6@if7: mtu 1500 qdisc noqueue master br-4f6a0dc3c897 state UP group default link/ether 2e:68:d8:a9:de:d6 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::2c68:d8ff:fea9:ded6/64 scope link valid_lft forever preferred_lft forever 10: veth9be018e@if9: mtu 1500 qdisc noqueue master br-4f6a0dc3c897 state UP group default link/ether e6:7f:ae:20:fc:00 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::e47f:aeff:fe20:fc00/64 scope link valid_lft forever preferred_lft forever 12: vethb446541@if11: mtu 1500 qdisc noqueue master br-4f6a0dc3c897 state UP group default link/ether 56:9c:45:25:3e:ef brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::549c:45ff:fe25:3eef/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-998) 07/22/25 _x86_64_ (4 CPU) 06:48:37 LINUX RESTART (4 CPU) 06:49:01 tps rtps wtps bread/s bwrtn/s 06:50:01 145.91 65.51 80.40 5158.74 40587.79 06:51:01 56.07 0.15 55.92 26.13 8571.50 06:52:01 161.91 19.24 142.67 2687.81 73774.95 06:53:01 127.91 43.83 84.09 3010.30 41236.73 06:54:01 27.85 4.92 22.93 397.67 1549.48 Average: 103.94 26.73 77.21 2256.17 33148.15 06:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:01 1755212 3330804 2283440 56.54 39060 1699368 920228 18.09 572544 1547012 70172 06:51:01 1479692 3301088 2558960 63.36 58496 1910928 935296 18.39 615488 1749224 121892 06:52:01 272056 3329572 3766596 93.26 83804 3096440 1018036 20.01 730768 2787452 217420 06:53:01 212360 2315048 3826292 94.74 98332 2145312 4007040 78.77 1760788 1836080 2092 06:54:01 215836 2306148 3822816 94.66 100616 2131644 4018568 78.99 1754848 1839712 9112 Average: 787031 2916532 3251621 80.51 76062 2196738 2179834 42.85 1086887 1951896 84138 06:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 ens3 310.30 216.71 1437.65 66.33 0.00 0.00 0.00 0.00 06:50:01 lo 1.00 1.00 0.09 0.09 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 42.06 34.58 558.39 4.67 0.00 0.00 0.00 0.00 06:51:01 lo 0.53 0.53 0.04 0.04 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 br-4f6a0dc3c897 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 ens3 1963.04 668.15 14496.87 69.47 0.00 0.00 0.00 0.00 06:52:01 lo 3.93 3.93 0.47 0.47 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 06:53:01 br-4f6a0dc3c897 0.87 1.25 0.07 0.13 0.00 0.00 0.00 0.00 06:53:01 veth34966f6 0.82 1.30 0.09 0.13 0.00 0.00 0.00 0.00 06:53:01 vethd3dacc2 3.72 4.55 0.40 0.53 0.00 0.00 0.00 0.00 06:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 br-4f6a0dc3c897 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 veth34966f6 0.10 0.15 0.00 0.01 0.00 0.00 0.00 0.00 06:54:01 vethd3dacc2 9.28 9.63 0.92 1.26 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: br-4f6a0dc3c897 0.17 0.25 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth34966f6 0.18 0.29 0.02 0.03 0.00 0.00 0.00 0.00 Average: vethd3dacc2 2.60 2.84 0.26 0.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-998) 07/22/25 _x86_64_ (4 CPU) 06:48:37 LINUX RESTART (4 CPU) 06:49:01 CPU %user %nice %system %iowait %steal %idle 06:50:01 all 23.03 0.00 2.93 4.30 1.37 68.37 06:50:01 0 34.84 0.00 2.55 1.33 1.78 59.49 06:50:01 1 13.17 0.00 5.03 8.93 1.10 71.76 06:50:01 2 21.13 0.00 1.95 4.06 1.29 71.58 06:50:01 3 22.92 0.00 2.19 2.93 1.31 70.64 06:51:01 all 21.15 0.00 1.15 1.34 0.97 75.38 06:51:01 0 26.07 0.00 1.43 1.15 1.18 70.16 06:51:01 1 36.30 0.00 1.74 2.17 1.19 58.60 06:51:01 2 21.55 0.00 1.18 1.26 0.98 75.02 06:51:01 3 0.78 0.00 0.23 0.78 0.56 97.64 06:52:01 all 31.50 0.00 8.76 2.52 3.03 54.18 06:52:01 0 27.96 0.00 10.67 1.63 2.92 56.82 06:52:01 1 42.46 0.00 8.96 2.87 3.41 42.30 06:52:01 2 28.96 0.00 8.68 3.80 3.08 55.49 06:52:01 3 26.69 0.00 6.80 1.77 2.65 62.09 06:53:01 all 38.46 0.00 6.82 2.39 2.41 49.91 06:53:01 0 35.78 0.00 9.15 4.31 2.40 48.37 06:53:01 1 40.20 0.00 6.37 3.30 2.25 47.88 06:53:01 2 39.53 0.00 6.78 1.01 2.45 50.23 06:53:01 3 38.30 0.00 5.00 0.98 2.59 53.14 06:54:01 all 22.08 0.00 1.30 0.71 1.33 74.58 06:54:01 0 19.79 0.00 1.12 0.23 1.32 77.54 06:54:01 1 37.50 0.00 1.70 1.31 1.61 57.88 06:54:01 2 9.92 0.00 0.83 1.08 1.10 87.06 06:54:01 3 21.08 0.00 1.58 0.18 1.28 75.87 Average: all 27.21 0.00 4.18 2.25 1.82 64.54 Average: 0 28.87 0.00 4.95 1.72 1.92 62.54 Average: 1 33.90 0.00 4.74 3.72 1.91 55.74 Average: 2 24.19 0.00 3.88 2.24 1.78 67.91 Average: 3 21.90 0.00 3.15 1.33 1.68 71.94