---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9902 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: 7975 506 4785 0 2683 7180 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:2f:00:4c brd ff:ff:ff:ff:ff:ff inet 10.32.6.34/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86031sec preferred_lft 86031sec inet6 fe80::f816:3eff:fe2f:4c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a9:76:b7:07 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-9902) 11/22/25 _x86_64_ (4 CPU) 08:25:30 LINUX RESTART (4 CPU) 08:26:01 tps rtps wtps bread/s bwrtn/s 08:27:01 111.46 51.54 59.92 3952.94 4977.17 08:28:01 90.48 21.18 69.31 1375.37 10729.55 08:29:01 36.28 9.83 26.45 308.75 4916.91 08:30:01 26.96 11.63 15.33 825.86 5728.11 08:31:01 26.64 2.60 24.04 146.99 12535.60 Average: 58.36 19.36 39.01 1321.90 7777.79 08:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:27:01 5834904 7360492 2332516 28.56 41572 1662820 1040540 11.29 645348 1513204 54704 08:28:01 5503588 7372508 2663832 32.62 65056 1965280 1151500 12.49 647492 1807076 125068 08:29:01 5367828 7266024 2799592 34.28 69012 1988376 1125880 12.22 762356 1822748 6984 08:30:01 4493080 6715160 3674340 44.99 73068 2300804 1603680 17.40 1462364 1979176 138276 08:31:01 4953264 7403360 3214156 39.35 77748 2519552 964816 10.47 814984 2161104 25600 Average: 5230533 7223509 2936887 35.96 65291 2087366 1177283 12.77 866509 1856662 70126 08:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 ens3 437.14 198.45 1102.60 64.26 0.00 0.00 0.00 0.00 08:27:01 lo 1.07 1.07 0.13 0.13 0.00 0.00 0.00 0.00 08:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 ens3 196.92 105.28 1027.53 16.30 0.00 0.00 0.00 0.00 08:28:01 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 08:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 ens3 53.89 54.59 161.06 11.77 0.00 0.00 0.00 0.00 08:29:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 ens3 234.28 197.80 2857.41 27.07 0.00 0.00 0.00 0.00 08:30:01 lo 1.45 1.45 0.55 0.55 0.00 0.00 0.00 0.00 08:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 ens3 227.27 160.59 1700.93 23.97 0.00 0.00 0.00 0.00 08:31:01 lo 0.80 0.80 0.09 0.09 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 229.90 143.34 1369.93 28.67 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.19 0.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-9902) 11/22/25 _x86_64_ (4 CPU) 08:25:30 LINUX RESTART (4 CPU) 08:26:01 CPU %user %nice %system %iowait %steal %idle 08:27:01 all 22.32 0.00 1.96 4.69 2.96 68.08 08:27:01 0 19.99 0.00 1.87 0.79 1.79 75.55 08:27:01 1 28.23 0.00 1.92 7.25 2.49 60.11 08:27:01 2 25.35 0.00 2.04 2.12 3.48 67.01 08:27:01 3 15.77 0.00 2.01 8.52 4.06 69.64 08:28:01 all 20.09 0.00 1.54 3.48 1.97 72.91 08:28:01 0 15.03 0.00 0.93 0.78 1.11 82.15 08:28:01 1 33.93 0.00 2.06 4.60 2.04 57.38 08:28:01 2 11.25 0.00 1.06 0.70 2.18 84.80 08:28:01 3 20.24 0.00 2.14 7.84 2.55 67.23 08:29:01 all 10.05 0.00 0.51 0.91 0.99 87.55 08:29:01 0 11.79 0.00 0.37 1.83 0.95 85.06 08:29:01 1 7.41 0.00 0.65 0.55 0.90 90.48 08:29:01 2 11.78 0.00 0.43 0.62 1.15 86.02 08:29:01 3 9.24 0.00 0.53 0.63 0.94 88.66 08:30:01 all 46.43 0.00 1.87 0.63 4.12 46.95 08:30:01 0 47.62 0.00 1.57 0.33 4.04 46.44 08:30:01 1 47.61 0.00 1.14 0.99 4.08 46.18 08:30:01 2 51.95 0.00 1.70 0.82 3.76 41.76 08:30:01 3 38.48 0.00 3.12 0.40 4.60 53.41 08:31:01 all 29.12 0.00 1.62 1.16 2.94 65.17 08:31:01 0 35.06 0.00 1.13 0.80 2.92 60.08 08:31:01 1 21.10 0.00 1.48 0.13 3.20 74.10 08:31:01 2 21.50 0.00 1.30 3.15 2.61 71.44 08:31:01 3 38.89 0.00 2.53 0.53 3.04 55.01 Average: all 25.63 0.00 1.50 2.17 2.60 68.10 Average: 0 25.95 0.00 1.17 0.91 2.17 69.80 Average: 1 27.69 0.00 1.45 2.70 2.55 65.62 Average: 2 24.37 0.00 1.31 1.49 2.64 70.20 Average: 3 24.51 0.00 2.07 3.60 3.04 66.79