---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-3433 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 9.3G 10G 48% / 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 511 5017 0 2446 7180 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:8d:d7:c4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.212/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85982sec preferred_lft 85982sec inet6 fe80::f816:3eff:fe8d:d7c4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:64:0e:b1:a8 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-3433) 01/17/26 _x86_64_ (4 CPU) 05:09:43 LINUX RESTART (4 CPU) 05:10:01 tps rtps wtps bread/s bwrtn/s 05:11:01 159.82 69.29 90.53 5586.80 40416.08 05:12:01 59.04 0.12 58.92 21.46 9381.64 05:13:01 65.46 30.46 35.00 1647.05 7512.16 05:14:01 8.48 0.03 8.45 0.27 303.82 05:15:01 52.12 11.35 40.78 764.54 5201.00 05:16:01 23.86 1.20 22.66 112.38 4475.79 Average: 61.47 18.74 42.73 1355.43 11214.98 05:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:11:01 5852804 7393240 2314624 28.34 39052 1680592 1008180 10.94 608360 1536048 68100 05:12:01 5641952 7434744 2525476 30.92 59228 1896836 941308 10.21 571176 1751688 121700 05:13:01 5324568 7254612 2842860 34.81 62644 2028100 1103052 11.97 765808 1868964 1260 05:14:01 5287508 7225680 2879920 35.26 64748 2032976 1124920 12.21 796180 1872356 3084 05:15:01 4456132 6639580 3711296 45.44 68800 2268072 1602380 17.39 1493348 1991948 78048 05:16:01 5206984 7417616 2960444 36.25 72108 2291716 946596 10.27 746008 1991012 9324 Average: 5294991 7227579 2872437 35.17 61097 2033049 1121073 12.16 830147 1835336 46919 05:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:11:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 05:11:01 ens3 460.34 261.79 1225.84 68.19 0.00 0.00 0.00 0.00 05:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:12:01 ens3 43.29 36.01 570.14 4.71 0.00 0.00 0.00 0.00 05:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 05:13:01 ens3 160.35 142.97 1355.42 25.32 0.00 0.00 0.00 0.00 05:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:14:01 ens3 85.30 124.98 74.75 19.52 0.00 0.00 0.00 0.00 05:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 lo 1.55 1.55 0.39 0.39 0.00 0.00 0.00 0.00 05:15:01 ens3 338.53 368.36 2274.73 56.77 0.00 0.00 0.00 0.00 05:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 05:16:01 ens3 40.14 40.68 270.55 14.86 0.00 0.00 0.00 0.00 05:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 187.99 162.46 961.92 31.56 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 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-3433) 01/17/26 _x86_64_ (4 CPU) 05:09:43 LINUX RESTART (4 CPU) 05:10:01 CPU %user %nice %system %iowait %steal %idle 05:11:01 all 20.05 0.00 2.82 5.15 1.27 70.71 05:11:01 0 16.08 0.00 2.00 4.45 0.87 76.61 05:11:01 1 20.49 0.00 1.87 1.59 1.15 74.89 05:11:01 2 14.62 0.00 4.27 8.97 1.56 70.57 05:11:01 3 29.05 0.00 3.11 5.60 1.50 60.75 05:12:01 all 20.46 0.00 1.26 1.61 1.07 75.59 05:12:01 0 14.48 0.00 0.88 0.99 0.58 83.06 05:12:01 1 7.81 0.00 0.79 0.18 1.27 89.94 05:12:01 2 20.21 0.00 1.75 4.58 0.78 72.68 05:12:01 3 39.43 0.00 1.66 0.70 1.68 56.53 05:13:01 all 14.43 0.00 0.83 1.04 0.99 82.71 05:13:01 0 12.19 0.00 0.60 0.27 0.84 86.10 05:13:01 1 12.77 0.00 0.47 0.27 0.85 85.64 05:13:01 2 14.02 0.00 1.44 2.91 1.00 80.63 05:13:01 3 18.74 0.00 0.80 0.68 1.29 78.49 05:14:01 all 5.84 0.00 0.33 0.03 0.35 93.45 05:14:01 0 4.05 0.00 0.30 0.00 0.27 95.39 05:14:01 1 9.30 0.00 0.15 0.00 0.47 90.08 05:14:01 2 2.87 0.00 0.22 0.10 0.22 96.60 05:14:01 3 7.11 0.00 0.65 0.00 0.47 91.77 05:15:01 all 49.96 0.00 2.18 0.58 3.20 44.08 05:15:01 0 52.51 0.00 2.03 0.23 3.12 42.10 05:15:01 1 50.94 0.00 1.55 0.23 3.18 44.10 05:15:01 2 41.72 0.00 2.45 0.66 3.23 51.93 05:15:01 3 54.68 0.00 2.69 1.21 3.29 38.12 05:16:01 all 23.11 0.00 1.38 0.65 1.21 73.66 05:16:01 0 9.38 0.00 0.95 0.85 0.62 88.20 05:16:01 1 32.04 0.00 1.23 1.44 1.73 63.56 05:16:01 2 30.61 0.00 1.95 0.07 1.17 66.21 05:16:01 3 20.38 0.00 1.40 0.23 1.28 76.71 Average: all 22.32 0.00 1.47 1.51 1.35 73.35 Average: 0 18.11 0.00 1.13 1.13 1.05 78.58 Average: 1 22.22 0.00 1.01 0.62 1.44 74.71 Average: 2 20.69 0.00 2.01 2.88 1.33 73.08 Average: 3 28.25 0.00 1.72 1.40 1.59 67.04