---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10551 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 696K 797M 1% /run /dev/vda1 20G 11G 8.9G 54% / 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 514 3741 0 3719 7163 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:2b:2d:68 brd ff:ff:ff:ff:ff:ff inet 10.32.7.208/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85872sec preferred_lft 85872sec inet6 fe80::f816:3eff:fe2b:2d68/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:56:b2:4c:33 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 inet6 fe80::42:56ff:feb2:4c33/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10551) 11/29/25 _x86_64_ (4 CPU) 15:24:43 LINUX RESTART (4 CPU) 15:25:01 tps rtps wtps bread/s bwrtn/s 15:26:02 155.86 69.26 86.60 5591.20 40831.87 15:27:01 61.13 0.15 60.97 26.57 9235.18 15:28:01 62.84 31.56 31.28 1673.85 7933.34 15:29:01 34.24 13.53 20.71 1262.46 8110.38 15:30:01 89.12 0.18 88.94 16.66 49628.26 15:31:01 5.87 1.12 4.75 29.06 160.77 15:32:01 21.70 0.58 21.11 18.13 7571.40 15:33:01 16.05 1.27 14.78 89.73 1296.00 Average: 55.84 14.74 41.10 1090.79 15610.00 15:25:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:26:02 5886300 7439284 2281128 27.93 38520 1693804 951608 10.33 565744 1542952 62744 15:27:01 5563520 7389184 2603908 31.88 59048 1930168 988084 10.72 630028 1768952 133076 15:28:01 5139360 7224424 3028068 37.07 66616 2174052 1131900 12.28 802352 2004072 119548 15:29:01 3240568 6094444 4926860 60.32 71020 2925164 2539988 27.56 2001004 2667780 609092 15:30:01 2579112 5858036 5588316 68.42 102420 3244808 3018068 32.75 2350228 2891076 188 15:31:01 2497028 5778224 5670400 69.43 102644 3249440 2864832 31.09 2441180 2883260 2060 15:32:01 3902804 7392440 4264624 52.22 104920 3447312 1046072 11.35 896836 3024784 312 15:33:01 3824200 7325324 4343228 53.18 108480 3456140 1081956 11.74 973500 3027284 13796 Average: 4079112 6812670 4088316 50.06 81708 2765111 1702814 18.48 1332609 2476270 117602 15:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:26:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:26:02 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 15:26:02 ens3 449.00 245.45 1281.99 68.28 0.00 0.00 0.00 0.00 15:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:27:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:27:01 ens3 64.96 56.62 671.18 6.20 0.00 0.00 0.00 0.00 15:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:28:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 15:28:01 ens3 251.67 217.13 3226.00 34.57 0.00 0.00 0.00 0.00 15:29:01 docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 15:29:01 veth5cf98b3 0.08 0.30 0.00 0.03 0.00 0.00 0.00 0.00 15:29:01 lo 2.05 2.05 0.24 0.24 0.00 0.00 0.00 0.00 15:29:01 ens3 902.42 366.29 8553.35 29.95 0.00 0.00 0.00 0.00 15:30:01 docker0 0.93 0.80 0.08 0.42 0.00 0.00 0.00 0.00 15:30:01 veth5cf98b3 0.18 0.25 0.01 0.01 0.00 0.00 0.00 0.00 15:30:01 veth93809ec 0.75 0.77 0.08 0.42 0.00 0.00 0.00 0.00 15:30:01 lo 0.67 0.67 0.09 0.09 0.00 0.00 0.00 0.00 15:31:01 docker0 1.27 1.32 0.23 0.22 0.00 0.00 0.00 0.00 15:31:01 veth5cf98b3 0.18 0.20 0.01 0.01 0.00 0.00 0.00 0.00 15:31:01 lo 794.62 794.62 197.92 197.92 0.00 0.00 0.00 0.00 15:31:01 ens3 1770.30 938.94 13806.18 212.74 0.00 0.00 0.00 0.00 15:32:01 docker0 0.18 0.20 0.01 0.01 0.00 0.00 0.00 0.00 15:32:01 lo 913.70 913.70 252.64 252.64 0.00 0.00 0.00 0.00 15:32:01 ens3 243.74 158.79 974.01 110.70 0.00 0.00 0.00 0.00 15:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:33:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 15:33:01 ens3 13.40 13.15 10.46 6.40 0.00 0.00 0.00 0.00 Average: docker0 0.31 0.31 0.04 0.08 0.00 0.00 0.00 0.00 Average: lo 214.78 214.78 56.52 56.52 0.00 0.00 0.00 0.00 Average: ens3 252.50 138.41 1851.88 41.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10551) 11/29/25 _x86_64_ (4 CPU) 15:24:43 LINUX RESTART (4 CPU) 15:25:01 CPU %user %nice %system %iowait %steal %idle 15:26:02 all 18.81 0.00 2.77 4.58 1.68 72.17 15:26:02 0 31.84 0.00 2.15 1.80 1.80 62.42 15:26:02 1 14.10 0.00 4.58 6.82 1.55 72.95 15:26:02 2 20.00 0.00 2.78 4.37 2.08 70.77 15:26:02 3 9.30 0.00 1.58 5.33 1.31 82.48 15:27:01 all 20.19 0.00 1.19 1.60 0.83 76.19 15:27:01 0 34.88 0.00 1.61 0.64 1.27 61.61 15:27:01 1 9.89 0.00 0.61 0.05 0.46 88.99 15:27:01 2 35.77 0.00 2.17 0.42 1.41 60.23 15:27:01 3 0.15 0.00 0.36 5.31 0.17 94.01 15:28:01 all 17.05 0.00 1.25 1.17 1.30 79.25 15:28:01 0 21.13 0.00 1.15 0.80 1.33 75.59 15:28:01 1 11.54 0.00 1.35 1.42 1.03 84.66 15:28:01 2 21.79 0.00 1.79 1.02 1.87 73.53 15:28:01 3 13.72 0.00 0.68 1.43 0.95 83.22 15:29:01 all 59.79 0.00 3.36 0.65 3.86 32.35 15:29:01 0 50.33 0.00 3.07 1.44 3.74 41.42 15:29:01 1 55.89 0.00 3.91 0.40 3.72 36.09 15:29:01 2 63.01 0.00 3.67 0.43 3.94 28.95 15:29:01 3 70.08 0.00 2.77 0.33 4.05 22.78 15:30:01 all 14.31 0.00 6.09 1.26 0.87 77.46 15:30:01 0 11.89 0.00 5.98 1.05 0.90 80.18 15:30:01 1 16.40 0.00 6.14 1.14 0.89 75.44 15:30:01 2 16.91 0.00 6.29 0.49 0.76 75.55 15:30:01 3 12.12 0.00 5.97 2.35 0.95 78.61 15:31:01 all 67.24 0.00 4.89 0.08 5.87 21.92 15:31:01 0 74.44 0.00 4.95 0.03 5.70 14.89 15:31:01 1 65.94 0.00 4.98 0.24 5.90 22.94 15:31:01 2 60.79 0.00 4.97 0.03 6.28 27.92 15:31:01 3 67.66 0.00 4.65 0.07 5.58 22.04 15:32:01 all 54.38 0.00 5.11 0.48 4.28 35.74 15:32:01 0 59.01 0.00 4.97 0.12 4.51 31.39 15:32:01 1 53.95 0.00 4.88 0.70 4.27 36.21 15:32:01 2 53.86 0.00 5.47 0.03 4.09 36.55 15:32:01 3 50.69 0.00 5.16 1.07 4.28 38.81 15:33:01 all 21.20 0.00 0.88 0.47 0.80 76.65 15:33:01 0 37.68 0.00 1.18 0.10 1.12 59.92 15:33:01 1 0.73 0.00 0.45 1.61 0.52 96.69 15:33:01 2 42.05 0.00 1.40 0.08 1.30 55.17 15:33:01 3 4.50 0.00 0.48 0.05 0.25 94.72 Average: all 34.13 0.00 3.19 1.29 2.43 58.96 Average: 0 40.07 0.00 3.13 0.75 2.54 53.50 Average: 1 28.62 0.00 3.36 1.55 2.29 64.18 Average: 2 39.27 0.00 3.56 0.86 2.71 53.59 Average: 3 28.57 0.00 2.70 1.99 2.19 64.56