---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1845 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 9.2G 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: 7975 516 5020 0 2439 7176 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:81:79:32 brd ff:ff:ff:ff:ff:ff inet 10.32.7.242/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85982sec preferred_lft 85982sec inet6 fe80::f816:3eff:fe81:7932/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cf:b3:c6:7f 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-1845) 12/27/25 _x86_64_ (4 CPU) 17:50:16 LINUX RESTART (4 CPU) 17:51:02 tps rtps wtps bread/s bwrtn/s 17:52:01 83.12 20.96 62.16 717.57 5607.19 17:53:01 76.87 30.29 46.58 1642.79 8072.38 17:54:01 28.98 0.15 28.83 2.53 5450.82 17:55:01 30.39 4.50 25.89 526.89 3381.54 17:56:01 31.34 7.32 24.03 294.88 2488.25 17:57:01 26.76 0.68 26.08 77.85 3904.02 Average: 46.14 10.62 35.52 543.30 4815.22 17:51:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:52:01 5756372 7433156 2411048 29.52 52528 1794184 970460 10.53 571764 1650352 133232 17:53:01 5402016 7263836 2765404 33.86 61436 1962900 1170512 12.70 756216 1805032 84132 17:54:01 5317620 7256180 2849800 34.89 63640 2035384 1120992 12.16 766064 1875552 1720 17:55:01 4759968 6813036 3407452 41.72 66608 2143544 1528292 16.58 1222804 1967964 5188 17:56:01 5118588 7317484 3048832 37.33 70164 2282580 1040740 11.29 835916 1990232 88596 17:57:01 5109336 7315448 3058084 37.44 73292 2286372 1052508 11.42 845640 1989400 11968 Average: 5243983 7233190 2923437 35.79 64611 2084161 1147251 12.45 833067 1879755 54139 17:51:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:52:01 ens3 59.96 46.79 820.15 12.50 0.00 0.00 0.00 0.00 17:52:01 lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 17:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:53:01 ens3 83.24 63.31 444.17 15.28 0.00 0.00 0.00 0.00 17:53:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 17:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:54:01 ens3 105.18 120.15 1194.71 17.66 0.00 0.00 0.00 0.00 17:54:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 17:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:55:01 ens3 226.19 266.78 1508.69 40.70 0.00 0.00 0.00 0.00 17:55:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 17:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:56:01 ens3 176.44 198.23 951.06 38.68 0.00 0.00 0.00 0.00 17:56:01 lo 6.08 6.08 2.09 2.09 0.00 0.00 0.00 0.00 17:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:57:01 ens3 11.58 12.73 9.22 6.04 0.00 0.00 0.00 0.00 17:57:01 lo 0.93 0.93 0.08 0.08 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 110.57 118.20 821.34 21.84 0.00 0.00 0.00 0.00 Average: lo 1.62 1.62 0.40 0.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1845) 12/27/25 _x86_64_ (4 CPU) 17:50:16 LINUX RESTART (4 CPU) 17:51:02 CPU %user %nice %system %iowait %steal %idle 17:52:01 all 19.63 0.00 1.35 2.74 1.03 75.25 17:52:01 0 5.98 0.00 0.66 2.02 0.53 90.81 17:52:01 1 16.82 0.00 1.12 1.55 0.77 79.74 17:52:01 2 38.37 0.00 2.29 0.73 1.73 56.89 17:52:01 3 17.27 0.00 1.32 6.68 1.07 73.66 17:53:01 all 19.35 0.00 1.44 1.94 1.87 75.40 17:53:01 0 8.27 0.00 0.52 0.67 1.07 89.48 17:53:01 1 20.92 0.00 1.51 1.01 1.70 74.85 17:53:01 2 18.68 0.00 1.87 2.07 2.37 75.00 17:53:01 3 29.49 0.00 1.91 4.01 2.34 62.24 17:54:01 all 9.64 0.00 0.69 0.49 1.56 87.62 17:54:01 0 5.66 0.00 0.53 0.40 1.22 92.19 17:54:01 1 6.04 0.00 0.85 0.10 1.17 91.84 17:54:01 2 8.03 0.00 0.94 0.97 1.48 88.57 17:54:01 3 18.81 0.00 0.38 0.43 2.37 78.01 17:55:01 all 16.40 0.00 1.03 0.38 2.82 79.37 17:55:01 0 15.39 0.00 0.96 0.23 2.46 80.96 17:55:01 1 19.38 0.00 1.16 0.84 2.67 75.95 17:55:01 2 13.59 0.00 0.99 0.21 2.57 82.63 17:55:01 3 17.22 0.00 1.01 0.28 3.63 77.86 17:56:01 all 49.07 0.00 1.60 0.57 6.36 42.40 17:56:01 0 43.42 0.00 1.60 0.74 6.28 47.96 17:56:01 1 51.30 0.00 0.71 0.03 6.07 41.88 17:56:01 2 47.38 0.00 2.00 0.30 6.34 43.98 17:56:01 3 54.17 0.00 2.13 1.18 6.73 35.79 17:57:01 all 20.80 0.00 0.88 0.94 1.28 76.10 17:57:01 0 20.33 0.00 0.62 0.35 1.08 77.62 17:57:01 1 9.16 0.00 0.78 0.83 0.86 88.37 17:57:01 2 31.16 0.00 0.93 0.15 1.56 66.20 17:57:01 3 22.54 0.00 1.19 2.44 1.62 72.21 Average: all 22.51 0.00 1.17 1.17 2.50 72.66 Average: 0 16.57 0.00 0.82 0.73 2.11 79.77 Average: 1 20.65 0.00 1.02 0.73 2.21 75.39 Average: 2 26.15 0.00 1.50 0.74 2.68 68.93 Average: 3 26.66 0.00 1.33 2.48 2.98 66.56