---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10478 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 9.5G 9.8G 50% / 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 499 4767 0 2709 7187 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:3c:8e:04 brd ff:ff:ff:ff:ff:ff inet 10.32.6.32/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85993sec preferred_lft 85993sec inet6 fe80::f816:3eff:fe3c:8e04/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:82:e8:03:16 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-10478) 11/29/25 _x86_64_ (4 CPU) 03:05:44 LINUX RESTART (4 CPU) 03:06:01 tps rtps wtps bread/s bwrtn/s 03:07:02 156.25 69.41 86.84 5613.73 40246.73 03:08:01 62.80 0.15 62.65 26.57 9867.89 03:09:01 61.82 32.03 29.80 1702.65 5671.05 03:10:01 6.58 0.03 6.55 0.27 3716.45 03:11:01 32.89 11.35 21.54 783.74 6109.96 03:12:01 28.01 0.62 27.40 76.39 10761.67 Average: 58.05 18.98 39.06 1371.06 12737.51 03:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:02 5863676 7398020 2303752 28.21 38304 1675552 991648 10.76 606000 1526624 62888 03:08:01 5584016 7359320 2583412 31.63 57752 1883960 1031964 11.20 658828 1726700 99912 03:09:01 5263796 7240644 2903632 35.55 66048 2068896 1129068 12.25 792428 1896964 97388 03:10:01 5215048 7206512 2952380 36.15 68904 2078476 1160536 12.59 829652 1904152 8864 03:11:01 4921984 7386136 3245444 39.74 72664 2538672 978072 10.61 820848 2188248 291716 03:12:01 4862184 7346212 3305244 40.47 75596 2554888 1028124 11.16 870056 2198324 18520 Average: 5285117 7322807 2882311 35.29 63211 2133407 1053235 11.43 762969 1906835 96548 03:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:02 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 03:07:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:02 ens3 473.96 242.65 1262.04 68.54 0.00 0.00 0.00 0.00 03:08:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 ens3 61.19 51.69 716.50 6.17 0.00 0.00 0.00 0.00 03:09:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 03:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 ens3 158.31 130.61 1713.43 23.75 0.00 0.00 0.00 0.00 03:10:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 ens3 70.84 72.30 100.29 15.97 0.00 0.00 0.00 0.00 03:11:01 lo 1.30 1.30 0.58 0.58 0.00 0.00 0.00 0.00 03:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 ens3 240.45 211.05 3077.85 25.53 0.00 0.00 0.00 0.00 03:12:01 lo 0.73 0.73 0.06 0.06 0.00 0.00 0.00 0.00 03:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 ens3 10.43 10.50 8.83 5.35 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 0.15 0.15 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: ens3 169.51 120.00 1147.75 24.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10478) 11/29/25 _x86_64_ (4 CPU) 03:05:44 LINUX RESTART (4 CPU) 03:06:01 CPU %user %nice %system %iowait %steal %idle 03:07:02 all 18.48 0.00 3.17 5.22 1.38 71.75 03:07:02 0 11.04 0.00 1.92 4.36 1.18 81.50 03:07:02 1 14.96 0.00 3.04 1.78 1.33 78.89 03:07:02 2 22.58 0.00 2.70 10.78 1.33 62.61 03:07:02 3 25.37 0.00 5.02 3.97 1.65 63.99 03:08:01 all 19.10 0.00 1.13 2.03 0.85 76.90 03:08:01 0 12.36 0.00 0.69 0.08 0.49 86.37 03:08:01 1 18.74 0.00 1.27 1.33 1.25 77.41 03:08:01 2 23.57 0.00 1.37 6.44 0.85 67.77 03:08:01 3 21.71 0.00 1.16 0.29 0.80 76.04 03:09:01 all 20.35 0.00 1.35 1.00 1.67 75.64 03:09:01 0 13.10 0.00 0.58 0.83 1.18 84.30 03:09:01 1 16.12 0.00 1.37 0.77 1.65 80.09 03:09:01 2 15.67 0.00 1.03 2.20 1.57 79.53 03:09:01 3 36.44 0.00 2.41 0.17 2.25 58.73 03:10:01 all 5.10 0.00 0.56 0.10 0.58 93.65 03:10:01 0 3.13 0.00 0.12 0.00 0.35 96.40 03:10:01 1 5.86 0.00 1.00 0.02 0.65 92.46 03:10:01 2 6.14 0.00 0.60 0.42 0.47 92.37 03:10:01 3 5.27 0.00 0.50 0.00 0.88 93.34 03:11:01 all 60.66 0.00 2.33 0.75 4.45 31.81 03:11:01 0 68.78 0.00 1.33 0.22 4.60 25.07 03:11:01 1 59.58 0.00 2.52 0.81 4.48 32.60 03:11:01 2 43.85 0.00 2.81 1.39 4.23 47.72 03:11:01 3 70.54 0.00 2.68 0.57 4.48 21.73 03:12:01 all 18.97 0.00 0.91 0.92 0.74 78.45 03:12:01 0 47.13 0.00 1.28 1.27 1.33 48.99 03:12:01 1 6.14 0.00 0.63 1.37 0.52 91.34 03:12:01 2 21.45 0.00 1.49 0.98 0.90 75.19 03:12:01 3 1.20 0.00 0.27 0.08 0.20 98.25 Average: all 23.82 0.00 1.58 1.67 1.61 71.32 Average: 0 25.99 0.00 0.99 1.13 1.53 70.37 Average: 1 20.27 0.00 1.64 1.01 1.65 75.43 Average: 2 22.24 0.00 1.67 3.69 1.56 70.83 Average: 3 26.77 0.00 2.01 0.85 1.71 68.66