---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1875 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 9.1G 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: 7976 515 5158 0 2302 7184 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:d3:e6:a8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.244/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fed3:e6a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ee:f5:f7:06 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-1875) 12/28/25 _x86_64_ (4 CPU) 00:25:44 LINUX RESTART (4 CPU) 00:26:01 tps rtps wtps bread/s bwrtn/s 00:27:01 160.72 69.09 91.63 5586.94 40188.65 00:28:01 88.00 26.46 61.54 3310.91 9356.84 00:29:02 81.30 26.41 54.89 1290.18 9568.01 Average: 110.01 40.65 69.36 3396.01 19704.50 00:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:27:01 5853268 7386992 2314160 28.33 39052 1674432 985228 10.69 611680 1530932 68940 00:28:01 5557384 7443124 2610044 31.96 60268 1988684 921704 10.00 616852 1789492 124048 00:29:02 5291188 7360840 2876240 35.22 63064 2168008 1005384 10.91 764352 1902884 23748 Average: 5567280 7396985 2600148 31.84 54128 1943708 970772 10.53 664295 1741103 72245 00:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:27:01 ens3 407.15 214.45 1191.64 63.91 0.00 0.00 0.00 0.00 00:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:27:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 00:28:01 ens3 49.21 41.38 561.98 6.48 0.00 0.00 0.00 0.00 00:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:28:01 lo 1.67 1.67 0.18 0.18 0.00 0.00 0.00 0.00 00:29:02 ens3 294.23 195.50 2275.75 26.99 0.00 0.00 0.00 0.00 00:29:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:29:02 lo 0.53 0.53 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 250.20 150.44 1343.13 32.46 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: lo 1.09 1.09 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1875) 12/28/25 _x86_64_ (4 CPU) 00:25:44 LINUX RESTART (4 CPU) 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:01 all 20.23 0.00 2.64 5.42 1.10 70.61 00:27:01 0 22.24 0.00 4.73 2.53 1.22 69.28 00:27:01 1 14.75 0.00 1.51 1.69 0.93 81.12 00:27:01 2 9.00 0.00 1.45 8.31 0.70 80.54 00:27:01 3 35.04 0.00 2.90 9.17 1.59 51.31 00:28:01 all 20.23 0.00 1.42 2.25 0.94 75.17 00:28:01 0 14.24 0.00 1.05 2.08 0.82 81.82 00:28:01 1 5.96 0.00 0.46 0.94 0.84 91.79 00:28:01 2 0.82 0.00 0.50 4.90 0.25 93.53 00:28:01 3 60.02 0.00 3.67 1.08 1.83 33.39 00:29:02 all 28.22 0.00 1.56 2.25 1.51 66.45 00:29:02 0 20.80 0.00 1.15 1.75 1.22 75.09 00:29:02 1 20.88 0.00 1.48 1.85 1.32 74.47 00:29:02 2 51.26 0.00 1.90 1.95 2.08 42.80 00:29:02 3 19.94 0.00 1.72 3.48 1.40 73.46 Average: all 22.89 0.00 1.87 3.31 1.18 70.74 Average: 0 19.09 0.00 2.31 2.12 1.08 75.40 Average: 1 13.84 0.00 1.15 1.49 1.03 82.48 Average: 2 20.35 0.00 1.28 5.06 1.01 72.30 Average: 3 38.36 0.00 2.76 4.57 1.61 52.70