---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1235 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 9.2G 11G 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: 7975 483 5083 0 2408 7205 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:55:0b:45 brd ff:ff:ff:ff:ff:ff inet 10.32.6.205/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe55:b45/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d6:8b:7a:d1 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-1235) 12/20/25 _x86_64_ (4 CPU) 08:22:43 LINUX RESTART (4 CPU) 08:23:01 tps rtps wtps bread/s bwrtn/s 08:24:02 158.56 69.39 89.17 5605.47 39977.22 08:25:01 63.13 0.12 63.01 21.82 9794.31 08:26:01 81.93 12.70 69.23 2242.13 15032.53 08:27:01 15.91 0.38 15.53 32.66 1202.00 Average: 79.95 20.73 59.22 1983.35 16528.15 08:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:24:02 5907008 7428688 2260412 27.68 38056 1663988 974868 10.58 572276 1519936 61716 08:25:01 5613872 7397540 2553548 31.27 57852 1891068 1005588 10.91 616248 1737388 117488 08:26:01 5219872 7379676 2947548 36.09 65796 2246088 1024556 11.12 741136 1979132 1284 08:27:01 5210884 7381796 2956536 36.20 68616 2253708 1017988 11.05 746108 1981844 9276 Average: 5487909 7396925 2679511 32.81 57580 2013713 1005750 10.91 668942 1804575 47441 08:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:24:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:24:02 ens3 338.41 213.26 1106.59 64.97 0.00 0.00 0.00 0.00 08:24:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 08:25:01 ens3 58.45 47.26 666.47 5.71 0.00 0.00 0.00 0.00 08:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 lo 3.13 3.13 0.30 0.30 0.00 0.00 0.00 0.00 08:26:01 ens3 296.47 149.13 1590.46 26.33 0.00 0.00 0.00 0.00 08:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 lo 0.73 0.73 0.06 0.06 0.00 0.00 0.00 0.00 08:27:01 ens3 9.50 9.61 7.48 4.80 0.00 0.00 0.00 0.00 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.36 1.36 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 176.17 105.04 843.40 25.53 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-1235) 12/20/25 _x86_64_ (4 CPU) 08:22:43 LINUX RESTART (4 CPU) 08:23:01 CPU %user %nice %system %iowait %steal %idle 08:24:02 all 19.47 0.00 2.94 5.24 2.08 70.27 08:24:02 0 16.98 0.00 1.74 3.31 1.79 76.19 08:24:02 1 23.08 0.00 2.68 7.19 2.08 64.97 08:24:02 2 15.38 0.00 1.88 2.43 2.23 78.07 08:24:02 3 22.46 0.00 5.46 8.05 2.19 61.85 08:25:01 all 19.71 0.00 1.33 2.45 1.07 75.44 08:25:01 0 36.61 0.00 2.08 3.05 1.52 56.73 08:25:01 1 15.00 0.00 1.12 2.05 0.75 81.08 08:25:01 2 23.44 0.00 1.57 0.42 1.45 73.11 08:25:01 3 3.81 0.00 0.58 4.28 0.56 90.78 08:26:01 all 15.87 0.00 2.51 1.82 2.07 77.73 08:26:01 0 9.72 0.00 2.33 1.27 1.60 85.08 08:26:01 1 12.83 0.00 2.72 4.12 2.00 78.33 08:26:01 2 8.54 0.00 2.61 1.23 2.26 85.37 08:26:01 3 32.39 0.00 2.35 0.65 2.43 62.18 08:27:01 all 17.74 0.00 0.82 0.56 1.28 79.58 08:27:01 0 36.65 0.00 1.23 0.18 1.56 60.38 08:27:01 1 5.95 0.00 0.61 0.12 1.04 92.28 08:27:01 2 2.56 0.00 0.45 1.88 0.66 94.46 08:27:01 3 25.80 0.00 1.02 0.10 1.85 71.23 Average: all 18.19 0.00 1.90 2.51 1.63 75.77 Average: 0 24.92 0.00 1.84 1.94 1.62 69.67 Average: 1 14.19 0.00 1.79 3.37 1.47 79.18 Average: 2 12.43 0.00 1.63 1.49 1.65 82.80 Average: 3 21.21 0.00 2.35 3.25 1.76 71.43