---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37078 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5599.99 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 757 25054 4 6280 30867 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:99:f0:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.53/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83284sec preferred_lft 83284sec inet6 fe80::f816:3eff:fe99:f01f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:c3:b6:42:b0:70 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-37078) 08/12/26 _x86_64_ (8 CPU) 22:53:55 LINUX RESTART (8 CPU) 23:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:10:14 1.35 0.00 1.34 0.00 0.04 16.93 0.44 23:20:00 1.32 0.00 1.31 0.00 0.01 15.81 0.00 23:30:00 15.25 0.00 1.41 13.85 0.15 16.62 513061.76 23:40:15 45.06 3.52 40.86 0.67 122.03 8510.68 5832.84 Average: 16.00 0.90 11.46 3.63 31.28 2190.35 129676.15 23:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:10:14 30076832 31878132 506732 1.54 61488 2076528 1529784 4.51 263492 2224284 224 23:20:00 30076952 31878832 505972 1.54 62060 2076536 1529736 4.51 264060 2228720 8 23:30:00 30069600 31882248 502036 1.53 62912 2086416 1529736 4.51 274804 2229868 8 23:40:15 25945324 30367156 1948396 5.93 105328 4597020 2273200 6.70 1233876 5277684 164908 Average: 29042177 31501592 865784 2.63 72947 2709125 1715614 5.06 509058 2990139 41287 23:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:10:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:10:14 ens3 0.75 0.26 0.26 0.17 0.00 0.00 0.00 0.00 23:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:20:00 ens3 0.65 0.23 0.23 0.14 0.00 0.00 0.00 0.00 23:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:30:00 ens3 0.31 0.12 0.08 0.05 0.00 0.00 0.00 0.00 23:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:15 lo 165.79 165.79 200.06 200.06 0.00 0.00 0.00 0.00 23:40:15 ens3 228.05 155.54 1160.06 53.76 0.00 0.00 0.00 0.00 23:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 42.50 42.50 51.21 51.21 0.00 0.00 0.00 0.00 Average: ens3 58.79 39.96 297.03 13.85 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-37078) 08/12/26 _x86_64_ (8 CPU) 22:53:55 LINUX RESTART (8 CPU) 23:00:12 CPU %user %nice %system %iowait %steal %idle 23:10:14 all 0.12 0.00 0.01 0.01 0.01 99.85 23:10:14 0 0.01 0.00 0.01 0.00 0.00 99.98 23:10:14 1 0.45 0.00 0.01 0.00 0.01 99.51 23:10:14 2 0.01 0.00 0.01 0.00 0.01 99.97 23:10:14 3 0.21 0.00 0.02 0.00 0.02 99.75 23:10:14 4 0.03 0.00 0.00 0.00 0.00 99.96 23:10:14 5 0.01 0.00 0.01 0.00 0.01 99.97 23:10:14 6 0.21 0.00 0.02 0.03 0.02 99.71 23:10:14 7 0.01 0.00 0.01 0.00 0.01 99.97 23:20:00 all 0.07 0.00 0.01 0.01 0.01 99.90 23:20:00 0 0.01 0.00 0.01 0.00 0.01 99.97 23:20:00 1 0.44 0.00 0.01 0.00 0.02 99.53 23:20:00 2 0.01 0.00 0.02 0.00 0.01 99.96 23:20:00 3 0.02 0.00 0.03 0.00 0.03 99.92 23:20:00 4 0.01 0.00 0.01 0.00 0.00 99.99 23:20:00 5 0.02 0.00 0.01 0.00 0.01 99.96 23:20:00 6 0.02 0.00 0.02 0.03 0.02 99.92 23:20:00 7 0.00 0.00 0.01 0.00 0.00 99.99 23:30:00 all 0.01 0.00 0.01 0.02 0.01 99.94 23:30:00 0 0.00 0.00 0.00 0.00 0.00 99.99 23:30:00 1 0.02 0.00 0.01 0.00 0.02 99.95 23:30:00 2 0.01 0.00 0.01 0.00 0.01 99.97 23:30:00 3 0.02 0.00 0.02 0.03 0.02 99.91 23:30:00 4 0.01 0.00 0.02 0.00 0.02 99.95 23:30:00 5 0.02 0.00 0.02 0.15 0.01 99.80 23:30:00 6 0.01 0.00 0.01 0.01 0.01 99.96 23:30:00 7 0.01 0.00 0.01 0.00 0.00 99.98 23:40:15 all 11.18 0.00 0.77 0.11 0.04 87.91 23:40:15 0 10.81 0.00 0.85 0.36 0.03 87.95 23:40:15 1 13.52 0.00 1.02 0.05 0.04 85.37 23:40:15 2 11.83 0.00 0.91 0.03 0.03 87.18 23:40:15 3 11.26 0.00 0.81 0.20 0.04 87.70 23:40:15 4 9.98 0.00 0.67 0.10 0.04 89.21 23:40:15 5 9.43 0.00 0.57 0.03 0.03 89.94 23:40:15 6 12.00 0.00 0.74 0.05 0.04 87.18 23:40:15 7 10.58 0.00 0.59 0.05 0.03 88.74 Average: all 2.91 0.00 0.21 0.04 0.02 96.83 Average: 0 2.77 0.00 0.22 0.09 0.01 96.90 Average: 1 3.68 0.00 0.27 0.01 0.02 96.01 Average: 2 3.03 0.00 0.24 0.01 0.01 96.70 Average: 3 2.94 0.00 0.22 0.06 0.03 96.75 Average: 4 2.56 0.00 0.18 0.02 0.02 97.21 Average: 5 2.42 0.00 0.16 0.05 0.01 97.36 Average: 6 3.13 0.00 0.20 0.03 0.02 96.62 Average: 7 2.71 0.00 0.16 0.02 0.01 97.10