---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1686 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 10G 9.3G 52% / 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 524 4157 0 3293 7152 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:b4:ac brd ff:ff:ff:ff:ff:ff inet 10.32.7.204/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe55:b4ac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:67:ce:b9:74 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-1686) 12/26/25 _x86_64_ (4 CPU) 03:01:44 LINUX RESTART (4 CPU) 03:02:01 tps rtps wtps bread/s bwrtn/s 03:03:02 154.46 69.01 85.45 5613.06 39645.28 03:04:01 61.80 0.22 61.58 23.59 9503.34 03:05:01 151.37 12.86 138.51 2279.49 56539.78 03:06:01 18.21 0.40 17.81 32.79 1387.90 Average: 96.61 20.71 75.90 1995.45 26841.30 03:02:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:03:02 5896160 7414384 2271260 27.81 36832 1662028 1001388 10.87 581384 1517240 59600 03:04:01 5632372 7397276 2535048 31.04 56500 1875192 994516 10.79 612428 1723576 111280 03:05:01 4280068 7331380 3887352 47.60 87456 3063380 1072756 11.64 781220 2804564 1360 03:06:01 4270244 7333304 3897176 47.72 90756 3070136 1083512 11.76 789196 2805992 10516 Average: 5019711 7369086 3147709 38.54 67886 2417684 1038043 11.26 691057 2212843 45689 03:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:03:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 03:03:02 ens3 315.76 193.08 1045.88 63.33 0.00 0.00 0.00 0.00 03:03:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:04:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:04:01 ens3 72.51 59.38 720.42 6.71 0.00 0.00 0.00 0.00 03:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 lo 3.00 3.00 0.26 0.26 0.00 0.00 0.00 0.00 03:05:01 ens3 255.44 145.86 6098.41 94.30 0.00 0.00 0.00 0.00 03:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 03:06:01 ens3 13.61 13.91 9.28 13.23 0.00 0.00 0.00 0.00 03:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 164.72 103.24 1973.72 44.55 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-1686) 12/26/25 _x86_64_ (4 CPU) 03:01:44 LINUX RESTART (4 CPU) 03:02:01 CPU %user %nice %system %iowait %steal %idle 03:03:02 all 18.15 0.00 2.77 5.44 2.73 70.91 03:03:02 0 9.79 0.00 2.00 6.50 2.46 79.25 03:03:02 1 33.42 0.00 2.71 2.15 3.14 58.58 03:03:02 2 10.90 0.00 4.38 6.70 2.44 75.58 03:03:02 3 18.51 0.00 2.01 6.39 2.87 70.22 03:04:01 all 19.11 0.00 1.21 2.20 1.63 75.85 03:04:01 0 1.68 0.00 0.55 6.81 1.26 89.69 03:04:01 1 63.73 0.00 3.36 0.84 3.31 28.76 03:04:01 2 5.01 0.00 0.66 1.01 1.10 92.23 03:04:01 3 6.15 0.00 0.29 0.10 0.86 92.60 03:05:01 all 18.36 0.00 5.95 2.98 4.68 68.03 03:05:01 0 18.73 0.00 4.80 5.53 3.77 67.17 03:05:01 1 26.70 0.00 7.89 3.84 5.53 56.04 03:05:01 2 14.19 0.00 6.49 1.59 5.53 72.21 03:05:01 3 13.79 0.00 4.61 0.93 3.92 76.75 03:06:01 all 20.54 0.00 0.90 0.78 1.54 76.24 03:06:01 0 5.41 0.00 0.65 0.02 0.91 93.02 03:06:01 1 41.64 0.00 1.51 2.69 2.40 51.76 03:06:01 2 29.92 0.00 0.88 0.38 1.92 66.90 03:06:01 3 5.15 0.00 0.58 0.08 0.93 93.25 Average: all 19.04 0.00 2.72 2.86 2.65 72.74 Average: 0 8.96 0.00 2.01 4.71 2.11 82.21 Average: 1 41.26 0.00 3.87 2.39 3.60 48.89 Average: 2 15.04 0.00 3.11 2.43 2.75 76.66 Average: 3 10.93 0.00 1.88 1.89 2.15 83.15