---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1796 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 11G 8.6G 56% / 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 530 3296 0 4149 7148 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:ca:12:15 brd ff:ff:ff:ff:ff:ff inet 10.32.6.146/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85865sec preferred_lft 85865sec inet6 fe80::f816:3eff:feca:1215/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:49:f9:10:de 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 inet6 fe80::42:49ff:fef9:10de/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1796) 12/27/25 _x86_64_ (4 CPU) 10:03:39 LINUX RESTART (4 CPU) 10:04:01 tps rtps wtps bread/s bwrtn/s 10:05:02 150.00 68.53 81.47 5542.02 40760.30 10:06:01 59.48 0.12 59.36 21.83 9252.80 10:07:01 61.87 30.78 31.09 1657.46 7929.21 10:08:01 34.54 15.15 19.40 1297.65 6401.60 10:09:01 140.24 1.10 139.14 33.99 66497.72 10:10:01 2.02 0.02 2.00 0.13 201.80 10:11:01 7.93 0.15 7.78 2.00 525.65 10:12:01 35.41 1.23 34.18 101.72 9371.90 Average: 61.44 14.66 46.78 1084.38 17635.20 10:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:02 5864168 7426392 2303252 28.20 39028 1702488 976480 10.60 578596 1552032 70176 10:06:01 5594416 7394628 2573004 31.50 57500 1908496 999192 10.84 624044 1749888 111436 10:07:01 5298172 7264660 2869248 35.13 65660 2059440 1116164 12.11 763680 1892060 10196 10:08:01 3766292 5946540 4401128 53.89 69028 2264404 2625084 28.48 2161764 2005760 620 10:09:01 2135260 5832968 6032160 73.86 136672 3578260 2705608 29.36 2395580 3243416 156 10:10:01 1976276 5681336 6191144 75.80 136884 3584104 2885036 31.30 2543340 3247716 1976 10:11:01 2562192 6504188 5605228 68.63 139172 3809788 2031028 22.04 1781452 3421244 224900 10:12:01 3381328 7322036 4786092 58.60 142112 3806976 1080228 11.72 985888 3404656 3092 Average: 3822263 6671594 4345157 53.20 98257 2839244 1802352 19.56 1479293 2564596 52819 10:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:02 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 10:05:02 ens3 455.98 239.62 1372.74 70.60 0.00 0.00 0.00 0.00 10:05:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 10:06:01 ens3 43.86 34.30 584.82 4.65 0.00 0.00 0.00 0.00 10:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 10:07:01 ens3 137.96 120.65 1385.78 23.24 0.00 0.00 0.00 0.00 10:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 lo 1.72 1.72 0.19 0.19 0.00 0.00 0.00 0.00 10:08:01 ens3 209.92 170.72 2640.22 19.95 0.00 0.00 0.00 0.00 10:08:01 docker0 0.08 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:08:01 veth075dfcd 0.08 0.18 0.01 0.02 0.00 0.00 0.00 0.00 10:09:01 lo 4.52 4.52 0.85 0.85 0.00 0.00 0.00 0.00 10:09:01 ens3 905.37 464.12 8296.62 37.48 0.00 0.00 0.00 0.00 10:09:01 docker0 1.02 1.38 0.19 0.57 0.00 0.00 0.00 0.00 10:09:01 veth075dfcd 0.17 0.42 0.01 0.03 0.00 0.00 0.00 0.00 10:10:01 lo 722.28 722.28 193.18 193.18 0.00 0.00 0.00 0.00 10:10:01 ens3 95.67 48.33 21.38 103.81 0.00 0.00 0.00 0.00 10:10:01 docker0 0.15 0.28 0.01 0.02 0.00 0.00 0.00 0.00 10:10:01 veth075dfcd 0.15 0.30 0.01 0.02 0.00 0.00 0.00 0.00 10:11:01 lo 743.64 743.64 237.97 237.97 0.00 0.00 0.00 0.00 10:11:01 ens3 258.52 152.84 1094.34 147.61 0.00 0.00 0.00 0.00 10:11:01 docker0 0.18 0.20 0.01 0.01 0.00 0.00 0.00 0.00 10:11:01 veth075dfcd 0.18 0.20 0.01 0.01 0.00 0.00 0.00 0.00 10:12:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 10:12:01 ens3 27.36 20.46 20.66 10.51 0.00 0.00 0.00 0.00 10:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 184.86 184.86 54.18 54.18 0.00 0.00 0.00 0.00 Average: ens3 267.29 156.64 1929.82 52.33 0.00 0.00 0.00 0.00 Average: docker0 0.18 0.25 0.03 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1796) 12/27/25 _x86_64_ (4 CPU) 10:03:39 LINUX RESTART (4 CPU) 10:04:01 CPU %user %nice %system %iowait %steal %idle 10:05:02 all 19.91 0.00 2.81 5.31 1.75 70.21 10:05:02 0 23.51 0.00 5.10 4.74 1.74 64.91 10:05:02 1 7.71 0.00 1.84 7.74 1.50 81.21 10:05:02 2 11.94 0.00 1.61 5.58 1.66 79.21 10:05:02 3 36.50 0.00 2.68 3.19 2.11 55.52 10:06:01 all 20.27 0.00 1.22 2.06 1.33 75.13 10:06:01 0 7.55 0.00 0.61 0.54 0.99 90.31 10:06:01 1 33.06 0.00 1.66 2.35 1.30 61.62 10:06:01 2 17.12 0.00 1.16 1.82 1.82 78.08 10:06:01 3 23.45 0.00 1.47 3.50 1.17 70.41 10:07:01 all 16.32 0.00 1.04 1.74 1.40 79.50 10:07:01 0 15.06 0.00 0.62 2.74 1.16 80.42 10:07:01 1 14.15 0.00 0.78 1.83 1.35 81.89 10:07:01 2 22.37 0.00 1.38 1.70 1.57 72.98 10:07:01 3 13.72 0.00 1.37 0.72 1.53 82.67 10:08:01 all 63.00 0.00 1.99 0.79 4.42 29.81 10:08:01 0 74.89 0.00 2.10 0.50 4.00 18.50 10:08:01 1 48.88 0.00 2.02 0.39 4.32 44.40 10:08:01 2 65.05 0.00 1.59 0.63 4.12 28.61 10:08:01 3 63.35 0.00 2.23 1.62 5.24 27.57 10:09:01 all 23.92 0.00 9.02 2.11 3.50 61.45 10:09:01 0 25.40 0.00 10.22 1.35 2.99 60.05 10:09:01 1 27.35 0.00 8.77 0.20 3.15 60.53 10:09:01 2 17.59 0.00 7.92 1.41 4.39 68.68 10:09:01 3 25.41 0.00 9.15 5.42 3.48 56.54 10:10:01 all 69.34 0.00 5.37 0.00 6.50 18.79 10:10:01 0 71.52 0.00 5.33 0.00 6.07 17.07 10:10:01 1 69.64 0.00 5.28 0.00 6.76 18.32 10:10:01 2 67.36 0.00 5.38 0.00 6.90 20.37 10:10:01 3 68.84 0.00 5.51 0.03 6.24 19.39 10:11:01 all 56.55 0.00 5.31 0.11 4.95 33.08 10:11:01 0 53.98 0.00 5.48 0.05 4.65 35.83 10:11:01 1 52.75 0.00 6.33 0.37 5.84 34.70 10:11:01 2 56.76 0.00 4.71 0.02 4.61 33.89 10:11:01 3 62.69 0.00 4.72 0.02 4.71 27.86 10:12:01 all 21.32 0.00 1.03 1.22 1.24 75.20 10:12:01 0 32.64 0.00 1.38 3.53 1.18 61.26 10:12:01 1 4.89 0.00 0.38 0.08 0.68 93.96 10:12:01 2 39.84 0.00 1.72 0.30 1.38 56.76 10:12:01 3 8.08 0.00 0.63 0.97 1.70 88.63 Average: all 36.33 0.00 3.47 1.67 3.13 55.39 Average: 0 38.11 0.00 3.86 1.69 2.85 53.49 Average: 1 32.26 0.00 3.37 1.62 3.11 59.64 Average: 2 37.19 0.00 3.19 1.44 3.30 54.88 Average: 3 37.75 0.00 3.47 1.94 3.28 53.56