---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1052 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 696K 394M 1% /run /dev/vda1 20G 12G 8.2G 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 467 872 0 2603 3194 Swap: 1023 2 1021 ---> 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:05:fa:7b brd ff:ff:ff:ff:ff:ff inet 10.32.6.21/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85858sec preferred_lft 85858sec inet6 fe80::f816:3eff:fe05:fa7b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:59:6e:1c:74 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-1052) 07/22/25 _x86_64_ (4 CPU) 20:25:39 LINUX RESTART (4 CPU) 20:26:01 tps rtps wtps bread/s bwrtn/s 20:27:01 155.49 68.76 86.74 5548.14 40636.31 20:28:01 56.09 0.15 55.94 26.12 9158.35 20:29:01 116.16 12.61 103.55 2253.76 17530.68 20:30:02 68.87 0.48 68.39 3.87 10653.69 20:31:01 34.20 2.35 31.85 65.73 12691.31 20:32:01 269.45 71.11 198.33 4563.84 54342.72 20:33:01 155.97 101.43 54.54 1540.81 3890.02 20:34:01 52.72 31.88 20.85 1674.65 965.57 Average: 113.80 36.17 77.63 1963.68 18749.26 20:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:27:01 1747056 3318896 2291596 56.74 40588 1693056 951744 18.71 576920 1548448 72848 20:28:01 1477200 3296304 2561452 63.42 59532 1906316 964500 18.96 611252 1752216 126328 20:29:01 1043964 3276900 2994688 74.15 95620 2250444 1298976 25.53 713000 2017148 360 20:30:02 611416 3164152 3427236 84.86 127040 2474028 1492536 29.34 890576 2200860 432 20:31:01 388788 2770556 3649864 90.37 159992 2263004 1850932 36.38 1297128 2007248 28496 20:32:01 120192 2484300 3918460 97.02 219632 1910724 2173876 42.73 1271944 2010204 127024 20:33:01 469436 2746100 3569216 88.38 224960 1928188 1929624 37.93 1175688 1873472 140 20:34:01 948268 3295940 3090384 76.52 227324 2000788 965008 18.97 688936 1895684 24040 Average: 850790 3044144 3187862 78.93 144336 2053318 1453400 28.57 903180 1913160 47458 20:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:27:01 ens3 385.59 206.37 1295.96 64.45 0.00 0.00 0.00 0.00 20:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 20:28:01 ens3 36.98 30.45 526.53 4.07 0.00 0.00 0.00 0.00 20:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 20:29:01 ens3 225.83 136.39 911.36 20.36 0.00 0.00 0.00 0.00 20:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 lo 1.93 1.93 0.19 0.19 0.00 0.00 0.00 0.00 20:30:02 ens3 109.98 78.77 369.51 15.22 0.00 0.00 0.00 0.00 20:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:02 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 20:31:01 ens3 939.30 272.64 3961.48 34.62 0.00 0.00 0.00 0.00 20:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:32:01 ens3 1.58 1.22 4.82 5.03 0.00 0.00 0.00 0.00 20:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:32:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 20:33:01 ens3 0.53 0.47 0.11 0.20 0.00 0.00 0.00 0.00 20:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 ens3 16.68 15.53 11.40 11.92 0.00 0.00 0.00 0.00 20:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 213.05 92.35 878.75 19.45 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 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1052) 07/22/25 _x86_64_ (4 CPU) 20:25:39 LINUX RESTART (4 CPU) 20:26:01 CPU %user %nice %system %iowait %steal %idle 20:27:01 all 21.74 0.00 2.99 4.32 1.27 69.69 20:27:01 0 18.07 0.00 2.02 3.08 1.13 75.70 20:27:01 1 25.19 0.00 2.25 3.99 1.34 67.23 20:27:01 2 24.24 0.00 2.73 4.63 1.30 67.10 20:27:01 3 19.44 0.00 4.99 5.56 1.31 68.71 20:28:01 all 21.13 0.00 1.34 1.51 0.94 75.07 20:28:01 0 13.79 0.00 0.92 0.78 0.47 84.04 20:28:01 1 5.40 0.00 0.50 2.58 0.81 90.70 20:28:01 2 56.61 0.00 3.15 0.55 1.84 37.85 20:28:01 3 8.88 0.00 0.78 2.15 0.65 87.54 20:29:01 all 15.27 0.00 3.73 2.24 1.10 77.65 20:29:01 0 16.87 0.00 3.89 2.14 1.19 75.91 20:29:01 1 15.00 0.00 3.95 2.32 1.01 77.73 20:29:01 2 15.63 0.00 3.65 1.75 1.13 77.85 20:29:01 3 13.57 0.00 3.45 2.77 1.11 79.10 20:30:02 all 17.56 0.00 3.06 1.47 1.16 76.75 20:30:02 0 22.95 0.00 2.96 0.03 1.27 72.79 20:30:02 1 12.47 0.00 3.54 2.22 0.98 80.79 20:30:02 2 15.46 0.00 2.57 2.08 1.22 78.68 20:30:02 3 19.40 0.00 3.18 1.51 1.15 74.76 20:31:01 all 24.12 0.00 3.45 1.21 1.90 69.32 20:31:01 0 42.39 0.00 4.09 1.70 2.34 49.48 20:31:01 1 30.06 0.00 2.58 0.64 2.33 64.39 20:31:01 2 15.95 0.00 4.05 2.02 1.64 76.33 20:31:01 3 8.13 0.00 3.06 0.51 1.27 87.04 20:32:01 all 21.26 0.00 11.18 7.31 1.73 58.52 20:32:01 0 16.43 0.00 11.50 5.10 1.71 65.27 20:32:01 1 28.33 0.00 10.20 6.32 1.87 53.29 20:32:01 2 21.68 0.00 11.34 10.97 1.79 54.22 20:32:01 3 18.57 0.00 11.71 6.90 1.56 61.27 20:33:01 all 23.61 0.00 1.64 4.55 1.27 68.94 20:33:01 0 26.73 0.00 1.96 6.74 1.28 63.28 20:33:01 1 16.25 0.00 1.67 9.13 1.15 71.80 20:33:01 2 32.20 0.00 1.12 1.72 1.52 63.44 20:33:01 3 19.26 0.00 1.82 0.61 1.16 77.14 20:34:01 all 21.44 0.00 1.14 1.31 1.12 74.98 20:34:01 0 21.15 0.00 1.21 1.91 0.98 74.74 20:34:01 1 29.89 0.00 1.21 0.88 1.43 66.59 20:34:01 2 15.31 0.00 1.05 0.58 0.93 82.13 20:34:01 3 19.41 0.00 1.11 1.88 1.11 76.49 Average: all 20.76 0.00 3.56 2.99 1.31 71.38 Average: 0 22.26 0.00 3.56 2.69 1.29 70.20 Average: 1 20.30 0.00 3.23 3.51 1.36 71.59 Average: 2 24.66 0.00 3.70 3.03 1.42 67.19 Average: 3 15.84 0.00 3.75 2.73 1.16 76.52