---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1363 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 700K 797M 1% /run /dev/vda1 20G 9.2G 11G 48% / 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 493 5020 0 2461 7197 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:ce:64:30 brd ff:ff:ff:ff:ff:ff inet 10.32.7.173/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fece:6430/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ad:bd:1d:b3 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-1363) 04/25/26 _x86_64_ (4 CPU) 09:38:52 LINUX RESTART (4 CPU) 09:39:01 tps rtps wtps bread/s bwrtn/s 09:40:01 151.97 68.84 83.12 5563.88 39512.58 09:41:01 61.69 0.27 61.42 27.20 9442.83 09:42:01 118.98 64.96 54.02 4008.00 20054.79 09:43:01 28.08 0.90 27.18 77.72 3589.67 Average: 90.18 33.74 56.44 2419.33 18150.86 09:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:01 5875156 7388272 2292264 28.07 35368 1658392 982364 10.66 605392 1517784 55352 09:41:01 5604984 7364356 2562436 31.37 56408 1870108 1023056 11.10 642660 1721624 89220 09:42:01 5171592 7385868 2995828 36.68 66588 2301016 982104 10.66 1001716 1769256 75296 09:43:01 5170672 7396568 2996748 36.69 69716 2309012 965668 10.48 998752 1771824 10772 Average: 5455601 7383766 2711819 33.20 57020 2034632 988298 10.72 812130 1695122 57660 09:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 09:40:01 ens3 384.92 198.72 1071.60 63.51 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 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 09:41:01 ens3 67.37 53.74 771.73 6.51 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 2.83 2.83 0.31 0.31 0.00 0.00 0.00 0.00 09:42:01 ens3 172.87 130.03 991.07 16.11 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 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 09:43:01 ens3 12.95 13.18 10.64 6.15 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 Average: lo 1.32 1.32 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 159.54 98.92 711.28 23.07 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-1363) 04/25/26 _x86_64_ (4 CPU) 09:38:52 LINUX RESTART (4 CPU) 09:39:01 CPU %user %nice %system %iowait %steal %idle 09:40:01 all 17.53 0.00 2.66 4.81 1.39 73.61 09:40:01 0 24.49 0.00 4.81 4.13 1.45 65.12 09:40:01 1 12.19 0.00 1.20 2.38 0.83 83.40 09:40:01 2 14.64 0.00 1.93 4.22 1.55 77.66 09:40:01 3 18.84 0.00 2.68 8.52 1.73 68.22 09:41:01 all 19.78 0.00 1.26 2.15 1.09 75.73 09:41:01 0 9.75 0.00 0.73 1.07 0.70 87.75 09:41:01 1 39.50 0.00 2.25 0.33 1.35 56.57 09:41:01 2 4.42 0.00 0.70 6.90 1.24 86.74 09:41:01 3 25.51 0.00 1.40 0.25 1.08 71.76 09:42:01 all 21.47 2.62 4.60 3.31 1.51 66.50 09:42:01 0 10.95 0.00 3.22 1.31 1.38 83.15 09:42:01 1 13.75 3.43 4.32 3.25 1.13 74.13 09:42:01 2 28.70 7.00 6.00 2.95 1.77 53.58 09:42:01 3 32.53 0.03 4.84 5.72 1.75 55.12 09:43:01 all 20.77 0.00 1.00 0.83 1.11 76.29 09:43:01 0 6.63 0.00 0.71 0.03 1.11 91.51 09:43:01 1 38.82 0.00 1.21 3.04 1.60 55.33 09:43:01 2 21.66 0.00 1.30 0.07 0.98 75.99 09:43:01 3 16.02 0.00 0.75 0.18 0.77 82.28 Average: all 19.89 0.65 2.38 2.77 1.28 73.03 Average: 0 12.94 0.00 2.36 1.63 1.16 81.91 Average: 1 26.07 0.86 2.24 2.25 1.23 67.35 Average: 2 17.33 1.75 2.48 3.54 1.38 73.52 Average: 3 23.23 0.01 2.42 3.67 1.33 69.35