---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10299 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 13G 6.3G 68% / 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 531 1488 0 5955 7146 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:64:88:f3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.87/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85858sec preferred_lft 85858sec inet6 fe80::f816:3eff:fe64:88f3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9b:44:8b:1b 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-10299) 11/26/25 _x86_64_ (4 CPU) 20:21:49 LINUX RESTART (4 CPU) 20:22:01 tps rtps wtps bread/s bwrtn/s 20:23:02 154.07 69.01 85.07 5599.73 39516.63 20:24:01 58.30 0.25 58.05 28.33 8734.80 20:25:01 170.02 12.88 157.14 2217.23 92777.20 20:26:01 130.23 0.98 129.25 19.46 48781.60 20:27:01 70.70 0.17 70.53 1.33 24905.01 20:28:01 41.52 1.67 39.86 23.05 27701.67 20:29:01 22.03 0.15 21.88 4.00 5361.55 20:30:01 48.43 16.75 31.68 2466.66 3466.76 Average: 86.97 12.76 74.21 1297.43 31451.45 20:22:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:23:02 5876348 7383204 2291080 28.05 35756 1652684 1030288 11.18 615564 1509944 52044 20:24:01 5601732 7358600 2565696 31.41 56296 1868164 1011208 10.97 653916 1716176 113816 20:25:01 3132792 7371028 5034636 61.64 98436 4185844 1209464 13.12 775312 3905484 128724 20:26:01 2002868 7344136 6164560 75.48 145248 5113676 1421324 15.42 965976 4712000 192672 20:27:01 1059268 7291332 7108160 87.03 165024 5925656 1676924 18.20 1425664 5131964 347528 20:28:01 1719884 7298604 6447544 78.94 167472 5307852 1528204 16.58 1061384 4874940 4432 20:29:01 1761832 7376540 6405596 78.43 169076 5346260 1209828 13.13 1059284 4840696 4796 20:30:01 1472488 7257512 6694940 81.97 171460 5512172 1144712 12.42 1345656 4840752 35956 Average: 2828402 7335120 5339026 65.37 126096 4364038 1278994 13.88 987844 3941494 109996 20:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:23:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 20:23:02 ens3 340.69 172.82 1039.83 61.64 0.00 0.00 0.00 0.00 20:23:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:24:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 20:24:01 ens3 62.66 49.63 721.36 6.12 0.00 0.00 0.00 0.00 20:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:25:01 lo 1.87 1.87 0.18 0.18 0.00 0.00 0.00 0.00 20:25:01 ens3 773.79 450.59 15114.51 35.59 0.00 0.00 0.00 0.00 20:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:26:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 20:26:01 ens3 292.43 210.13 1379.59 17.32 0.00 0.00 0.00 0.00 20:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 ens3 137.00 102.37 827.52 8.88 0.00 0.00 0.00 0.00 20:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 20:28:01 ens3 0.35 0.25 0.11 0.09 0.00 0.00 0.00 0.00 20:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 lo 1.30 1.30 0.11 0.11 0.00 0.00 0.00 0.00 20:29:01 ens3 0.33 0.37 0.82 0.05 0.00 0.00 0.00 0.00 20:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 2.80 2.80 0.24 0.24 0.00 0.00 0.00 0.00 20:30:01 ens3 142.46 236.11 21.64 1755.03 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 219.01 152.98 2391.35 236.03 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-10299) 11/26/25 _x86_64_ (4 CPU) 20:21:49 LINUX RESTART (4 CPU) 20:22:01 CPU %user %nice %system %iowait %steal %idle 20:23:02 all 18.44 0.00 3.10 4.73 1.01 72.71 20:23:02 0 15.39 0.00 1.55 6.37 0.85 75.84 20:23:02 1 25.34 0.00 2.45 2.35 1.13 68.73 20:23:02 2 15.89 0.00 5.95 4.63 1.00 72.53 20:23:02 3 17.11 0.00 2.44 5.60 1.07 73.79 20:24:01 all 20.53 0.00 1.23 1.83 0.79 75.62 20:24:01 0 5.86 0.00 0.66 3.00 0.32 90.16 20:24:01 1 23.16 0.00 1.41 1.10 0.73 73.60 20:24:01 2 46.10 0.00 2.47 1.91 1.52 47.99 20:24:01 3 7.03 0.00 0.41 1.30 0.59 90.67 20:25:01 all 26.09 0.00 10.86 2.58 1.54 58.93 20:25:01 0 29.56 0.00 11.07 4.68 1.68 53.01 20:25:01 1 25.04 0.00 12.39 1.93 1.37 59.28 20:25:01 2 27.58 0.00 9.82 2.45 1.57 58.57 20:25:01 3 22.18 0.00 10.11 1.24 1.53 64.94 20:26:01 all 18.58 0.00 8.50 2.15 0.98 69.80 20:26:01 0 23.96 0.00 8.69 3.92 0.99 62.43 20:26:01 1 18.13 0.00 7.78 0.53 0.93 72.63 20:26:01 2 13.89 0.00 7.98 3.37 0.93 73.83 20:26:01 3 18.27 0.00 9.59 0.75 1.09 70.30 20:27:01 all 68.29 0.00 9.47 1.06 3.38 17.80 20:27:01 0 68.45 0.00 9.73 0.85 2.90 18.07 20:27:01 1 67.78 0.00 9.44 2.74 3.71 16.34 20:27:01 2 66.21 0.00 9.55 0.63 3.84 19.76 20:27:01 3 70.73 0.00 9.16 0.03 3.05 17.02 20:28:01 all 64.83 0.00 9.69 0.44 3.62 21.43 20:28:01 0 61.82 0.00 10.36 0.45 3.24 24.13 20:28:01 1 69.98 0.00 9.75 0.02 4.14 16.11 20:28:01 2 63.49 0.00 8.99 0.05 3.76 23.71 20:28:01 3 64.03 0.00 9.68 1.23 3.36 21.70 20:29:01 all 29.68 0.00 7.41 0.38 2.69 59.84 20:29:01 0 25.46 0.00 5.59 0.59 2.38 65.98 20:29:01 1 33.37 0.00 8.17 0.10 3.00 55.37 20:29:01 2 28.11 0.00 7.37 0.67 2.66 61.20 20:29:01 3 31.79 0.00 8.48 0.15 2.73 56.85 20:30:01 all 27.75 0.00 1.56 1.23 1.22 68.24 20:30:01 0 17.15 0.00 1.42 2.62 0.90 77.91 20:30:01 1 22.92 0.00 1.12 0.72 1.07 74.18 20:30:01 2 35.47 0.00 1.85 1.05 1.37 60.25 20:30:01 3 35.47 0.00 1.90 0.53 1.50 60.60 Average: all 34.35 0.00 6.48 1.80 1.91 55.47 Average: 0 31.04 0.00 6.14 2.80 1.66 58.35 Average: 1 35.77 0.00 6.56 1.19 2.01 54.48 Average: 2 37.13 0.00 6.75 1.84 2.09 52.19 Average: 3 33.46 0.00 6.47 1.36 1.87 56.85