---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-260 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 12G 8.2G 58% / 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 549 2910 0 4516 7128 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:51:03:50 brd ff:ff:ff:ff:ff:ff inet 10.32.7.130/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86015sec preferred_lft 86015sec inet6 fe80::f816:3eff:fe51:350/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:41:a5:49:b4 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-260) 12/11/25 _x86_64_ (4 CPU) 23:30:44 LINUX RESTART (4 CPU) 23:31:01 tps rtps wtps bread/s bwrtn/s 23:32:02 156.09 68.97 87.12 5589.07 40071.74 23:33:01 58.96 0.12 58.84 21.83 8949.67 23:34:01 206.75 13.80 192.95 2245.65 77845.38 23:35:01 12.56 0.00 12.56 0.00 10429.85 23:36:01 48.63 0.40 48.23 34.40 17978.80 23:37:01 24.61 0.30 24.31 22.53 1444.19 Average: 84.67 13.97 70.70 1322.44 26167.42 23:31:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:32:02 5934980 7464104 2232448 27.33 37392 1671660 963624 10.46 536832 1526760 58880 23:33:01 5666132 7409036 2501296 30.63 55744 1855800 1005568 10.91 600016 1708072 75880 23:34:01 3537356 7282672 4630072 56.69 121848 3621608 1720616 18.67 918500 3304608 14480 23:35:01 2833576 7289028 5333852 65.31 125660 4296940 1709152 18.55 1282784 3609916 396432 23:36:01 3009096 7325716 5158332 63.16 127888 4181072 1093728 11.87 1121488 3625552 30072 23:37:01 2923436 7241936 5243992 64.21 129612 4180704 1185744 12.87 1211020 3621768 10976 Average: 3984096 7335415 4183332 51.22 99691 3301297 1279739 13.89 945107 2899446 97787 23:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:32:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 23:32:02 ens3 387.74 231.23 1084.82 66.26 0.00 0.00 0.00 0.00 23:32:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:33:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 23:33:01 ens3 58.74 47.14 719.69 5.91 0.00 0.00 0.00 0.00 23:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:34:01 lo 1.87 1.87 0.18 0.18 0.00 0.00 0.00 0.00 23:34:01 ens3 517.99 287.79 7873.44 26.01 0.00 0.00 0.00 0.00 23:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:35:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 23:35:01 ens3 1.22 0.87 4.91 0.06 0.00 0.00 0.00 0.00 23:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:36:01 lo 2.20 2.20 0.19 0.19 0.00 0.00 0.00 0.00 23:36:01 ens3 79.58 150.07 16.40 1084.26 0.00 0.00 0.00 0.00 23:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:37:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 23:37:01 ens3 8.73 10.38 6.53 4.83 0.00 0.00 0.00 0.00 23:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 175.98 121.44 1620.17 198.37 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-260) 12/11/25 _x86_64_ (4 CPU) 23:30:44 LINUX RESTART (4 CPU) 23:31:01 CPU %user %nice %system %iowait %steal %idle 23:32:02 all 17.00 0.00 2.71 5.42 1.47 73.39 23:32:02 0 7.21 0.00 1.55 6.70 1.05 83.49 23:32:02 1 15.78 0.00 4.32 2.77 1.27 75.87 23:32:02 2 29.34 0.00 3.23 9.26 2.28 55.89 23:32:02 3 15.63 0.00 1.75 2.95 1.32 78.35 23:33:01 all 19.05 0.00 1.25 2.55 1.75 75.40 23:33:01 0 1.60 0.00 0.69 7.78 0.96 88.97 23:33:01 1 28.87 0.00 1.20 0.35 1.87 67.72 23:33:01 2 19.33 0.00 1.74 1.27 2.62 75.04 23:33:01 3 26.38 0.00 1.40 0.79 1.55 69.88 23:34:01 all 22.64 0.00 8.17 3.31 4.62 61.26 23:34:01 0 18.63 0.00 8.34 4.67 4.46 63.89 23:34:01 1 29.09 0.00 8.87 2.48 4.63 54.93 23:34:01 2 17.54 0.00 8.50 3.63 5.12 65.21 23:34:01 3 25.35 0.00 6.96 2.47 4.24 60.98 23:35:01 all 77.68 0.00 10.93 0.03 7.29 4.07 23:35:01 0 76.55 0.00 10.85 0.02 7.52 5.06 23:35:01 1 77.17 0.00 10.82 0.10 7.47 4.43 23:35:01 2 80.22 0.00 11.18 0.00 6.80 1.79 23:35:01 3 76.74 0.00 10.84 0.02 7.39 5.01 23:36:01 all 29.55 0.00 3.56 1.18 2.89 62.82 23:36:01 0 25.29 0.00 3.01 1.02 2.84 67.84 23:36:01 1 18.88 0.00 3.06 2.68 2.75 72.63 23:36:01 2 46.62 0.00 4.11 0.61 3.28 45.38 23:36:01 3 27.42 0.00 4.10 0.38 2.69 65.42 23:37:01 all 20.39 0.00 0.94 1.34 0.71 76.62 23:37:01 0 5.09 0.00 0.62 0.00 0.38 93.91 23:37:01 1 14.04 0.00 0.88 1.15 0.47 83.46 23:37:01 2 36.88 0.00 1.58 3.90 1.38 56.26 23:37:01 3 25.56 0.00 0.67 0.28 0.62 72.87 Average: all 31.09 0.00 4.60 2.30 3.13 58.88 Average: 0 22.47 0.00 4.18 3.35 2.87 67.12 Average: 1 30.66 0.00 4.86 1.59 3.08 59.81 Average: 2 38.34 0.00 5.06 3.11 3.58 49.90 Average: 3 32.87 0.00 4.30 1.15 2.97 58.71