---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9231 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: 2800.000 BogoMIPS: 5600.00 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 9.3G 10G 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 521 5004 0 2449 7170 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:81:30:1d brd ff:ff:ff:ff:ff:ff inet 10.32.6.158/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85961sec preferred_lft 85961sec inet6 fe80::f816:3eff:fe81:301d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1b:8d:8c:21 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-9231) 11/15/25 _x86_64_ (4 CPU) 13:34:01 LINUX RESTART (4 CPU) 13:35:02 tps rtps wtps bread/s bwrtn/s 13:36:01 49.06 3.46 45.60 58.68 6110.25 13:37:01 89.97 30.33 59.64 1644.53 10392.40 13:38:01 12.91 0.13 12.78 2.00 3000.37 13:39:01 28.80 2.88 25.91 335.41 3574.87 13:40:01 34.62 9.05 25.57 455.45 2557.68 13:41:01 24.42 0.68 23.74 77.83 3970.28 Average: 39.94 7.77 32.17 429.95 4930.87 13:35:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:36:01 5729492 7415340 2437936 29.85 52796 1804420 972440 10.55 591452 1658840 149780 13:37:01 5393416 7256764 2774012 33.96 61308 1964476 1112776 12.07 762820 1805288 15700 13:38:01 5263988 7200556 2903440 35.55 63164 2033796 1148844 12.47 819780 1873392 1400 13:39:01 5095580 7147996 3071848 37.61 66172 2142956 1186412 12.87 882596 1971368 4572 13:40:01 5110920 7320224 3056508 37.42 69748 2293028 1035408 11.23 837528 1995532 93788 13:41:01 5131300 7346316 3036128 37.17 72656 2295456 1003172 10.89 817860 1993456 10704 Average: 5287449 7281199 2879979 35.26 64307 2089022 1076509 11.68 785339 1882979 45991 13:35:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:36:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 13:36:01 ens3 69.68 51.84 926.97 11.48 0.00 0.00 0.00 0.00 13:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:37:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 13:37:01 ens3 88.12 64.16 369.83 14.88 0.00 0.00 0.00 0.00 13:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:38:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 13:38:01 ens3 93.72 105.83 1148.68 15.75 0.00 0.00 0.00 0.00 13:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:39:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:39:01 ens3 232.89 269.02 1636.52 38.99 0.00 0.00 0.00 0.00 13:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 1.70 1.70 0.41 0.41 0.00 0.00 0.00 0.00 13:40:01 ens3 194.09 190.29 954.13 40.28 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:41:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 13:41:01 ens3 11.29 11.53 8.75 5.56 0.00 0.00 0.00 0.00 13:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 115.08 115.61 840.55 21.18 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-9231) 11/15/25 _x86_64_ (4 CPU) 13:34:01 LINUX RESTART (4 CPU) 13:35:02 CPU %user %nice %system %iowait %steal %idle 13:36:01 all 19.40 0.00 1.29 2.42 1.70 75.19 13:36:01 0 9.96 0.00 0.74 0.39 1.16 87.75 13:36:01 1 31.39 0.00 1.93 0.71 2.17 63.81 13:36:01 2 34.44 0.00 2.09 6.19 3.00 54.28 13:36:01 3 1.62 0.00 0.36 2.37 0.44 95.21 13:37:01 all 18.66 0.00 1.26 3.27 2.81 74.00 13:37:01 0 12.53 0.00 0.89 2.41 2.18 81.99 13:37:01 1 14.12 0.00 1.24 4.96 2.73 76.95 13:37:01 2 40.16 0.00 2.07 1.10 4.04 52.64 13:37:01 3 7.71 0.00 0.86 4.62 2.29 84.52 13:38:01 all 8.10 0.00 0.53 0.12 1.69 89.56 13:38:01 0 9.27 0.00 0.20 0.12 1.21 89.20 13:38:01 1 4.92 0.00 0.58 0.25 1.04 93.21 13:38:01 2 7.53 0.00 0.62 0.07 2.88 88.90 13:38:01 3 10.67 0.00 0.69 0.10 1.62 86.91 13:39:01 all 10.45 0.00 0.77 0.33 1.92 86.52 13:39:01 0 10.76 0.00 0.25 0.35 1.38 87.26 13:39:01 1 10.58 0.00 0.93 0.15 1.92 86.43 13:39:01 2 14.53 0.00 1.39 0.31 2.83 80.94 13:39:01 3 5.94 0.00 0.51 0.50 1.54 91.51 13:40:01 all 45.10 0.00 1.89 0.76 4.87 47.38 13:40:01 0 33.79 0.00 1.40 1.58 4.72 58.52 13:40:01 1 53.44 0.00 1.85 1.04 5.16 38.51 13:40:01 2 54.81 0.00 2.88 0.17 5.25 36.90 13:40:01 3 38.44 0.00 1.44 0.23 4.37 55.52 13:41:01 all 20.57 0.00 0.98 1.08 1.28 76.09 13:41:01 0 7.01 0.00 0.89 2.88 1.18 88.04 13:41:01 1 5.96 0.00 0.68 0.93 0.66 91.76 13:41:01 2 61.28 0.00 2.01 0.36 2.42 33.93 13:41:01 3 8.12 0.00 0.33 0.17 0.83 90.56 Average: all 20.39 0.00 1.12 1.33 2.38 74.78 Average: 0 13.92 0.00 0.73 1.29 1.98 82.09 Average: 1 20.05 0.00 1.20 1.34 2.28 75.12 Average: 2 35.43 0.00 1.84 1.36 3.40 57.97 Average: 3 12.13 0.00 0.70 1.33 1.86 83.99