---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-921 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 8.9G 54% / 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 605 3612 0 3758 7072 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:24:1b:fc brd ff:ff:ff:ff:ff:ff inet 10.32.6.128/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85964sec preferred_lft 85964sec inet6 fe80::f816:3eff:fe24:1bfc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:af:75:81:c3 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-921) 12/17/25 _x86_64_ (4 CPU) 09:37:07 LINUX RESTART (4 CPU) 09:38:01 tps rtps wtps bread/s bwrtn/s 09:39:01 49.31 3.43 45.88 55.72 5678.65 09:40:01 178.47 12.58 165.89 2256.29 24209.30 09:41:01 130.14 0.02 130.13 2.93 13321.25 09:42:01 120.73 0.53 120.20 13.60 36002.27 09:43:01 18.43 0.23 18.20 12.00 1091.95 09:44:01 18.58 0.40 18.18 32.79 1526.29 Average: 85.94 2.87 83.08 395.55 13637.95 09:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:39:01 5707064 7408160 2460364 30.12 52408 1818972 982708 10.66 600220 1668812 172312 09:40:01 5044132 7295208 3123296 38.24 71748 2325032 1388828 15.07 803896 2074504 28580 09:41:01 4621044 7162620 3546384 43.42 86528 2588260 1512096 16.41 926948 2354272 77968 09:42:01 3757712 7277672 4409716 53.99 131480 3399568 1385340 15.03 1305356 2711364 1820 09:43:01 3675324 7209528 4492104 55.00 132876 3411100 1187344 12.88 1843752 2257104 7900 09:44:01 3717052 7256320 4450376 54.49 135588 3412180 1136148 12.33 1804072 2253516 10628 Average: 4420388 7268251 3747040 45.88 101771 2825852 1265411 13.73 1214041 2219929 49868 09:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:39:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 09:39:01 ens3 78.65 59.82 920.52 6.44 0.00 0.00 0.00 0.00 09:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 2.20 2.20 0.22 0.22 0.00 0.00 0.00 0.00 09:40:01 ens3 359.87 218.70 2799.60 20.66 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:41:01 ens3 254.22 141.06 1462.55 14.06 0.00 0.00 0.00 0.00 09:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:42:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:42:01 ens3 71.92 45.29 411.39 4.11 0.00 0.00 0.00 0.00 09:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 lo 2.27 2.27 0.20 0.20 0.00 0.00 0.00 0.00 09:43:01 ens3 180.40 335.09 21.15 2614.66 0.00 0.00 0.00 0.00 09:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 09:44:01 ens3 12.40 13.28 10.16 14.98 0.00 0.00 0.00 0.00 09:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 159.57 135.54 937.53 445.81 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-921) 12/17/25 _x86_64_ (4 CPU) 09:37:07 LINUX RESTART (4 CPU) 09:38:01 CPU %user %nice %system %iowait %steal %idle 09:39:01 all 19.80 0.00 1.26 2.33 1.48 75.14 09:39:01 0 40.16 0.00 2.14 6.06 1.68 49.96 09:39:01 1 4.40 0.00 0.33 0.70 1.47 93.10 09:39:01 2 19.22 0.00 1.60 2.33 1.46 75.38 09:39:01 3 15.51 0.00 0.94 0.21 1.34 81.99 09:40:01 all 16.94 0.00 2.74 4.96 1.61 73.74 09:40:01 0 32.18 0.00 3.32 6.78 1.91 55.81 09:40:01 1 9.53 0.00 2.49 2.12 0.99 84.87 09:40:01 2 16.75 0.00 3.19 8.82 1.69 69.54 09:40:01 3 9.29 0.00 2.01 2.11 1.84 84.76 09:41:01 all 19.46 0.00 1.91 4.09 1.58 72.97 09:41:01 0 24.63 0.00 2.31 3.19 1.54 68.33 09:41:01 1 4.31 0.00 0.79 0.07 1.21 93.63 09:41:01 2 18.61 0.00 2.81 10.44 1.73 66.42 09:41:01 3 30.35 0.00 1.68 2.76 1.84 63.38 09:42:01 all 19.23 0.00 2.90 2.57 1.79 73.51 09:42:01 0 3.24 0.00 2.55 3.01 1.19 90.02 09:42:01 1 2.13 0.00 0.51 0.72 2.08 94.57 09:42:01 2 3.53 0.00 1.80 2.98 1.62 90.08 09:42:01 3 68.66 0.00 6.85 3.57 2.27 18.66 09:43:01 all 23.25 0.00 1.72 0.50 2.64 71.89 09:43:01 0 18.84 0.00 1.50 0.38 2.43 76.85 09:43:01 1 18.25 0.00 1.60 0.12 2.54 77.50 09:43:01 2 36.19 0.00 1.78 1.32 2.87 57.84 09:43:01 3 19.73 0.00 1.99 0.16 2.72 75.39 09:44:01 all 18.87 0.00 0.88 0.68 1.12 78.45 09:44:01 0 5.34 0.00 0.58 0.00 0.30 93.78 09:44:01 1 27.84 0.00 0.94 0.25 1.77 69.20 09:44:01 2 29.80 0.00 1.05 2.41 1.30 65.45 09:44:01 3 12.41 0.00 0.98 0.03 1.09 85.49 Average: all 19.60 0.00 1.90 2.52 1.70 74.28 Average: 0 20.72 0.00 2.07 3.24 1.51 72.46 Average: 1 11.07 0.00 1.11 0.66 1.68 85.49 Average: 2 20.68 0.00 2.04 4.71 1.78 70.80 Average: 3 25.94 0.00 2.40 1.47 1.85 68.33