---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2535 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 23G 133G 15% / 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 847 13843 4 17401 30776 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:43:88:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.128/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84808sec preferred_lft 84808sec inet6 fe80::f816:3eff:fe43:88ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:6c:55:28:f9:20 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 inet6 fe80::ac6c:55ff:fe28:f920/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2535) 06/25/26 _x86_64_ (8 CPU) 13:04:43 LINUX RESTART (8 CPU) 13:10:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:06 66.07 1.13 62.23 2.72 62.45 23823.68 28757.73 13:30:00 324.62 0.17 316.31 8.15 2.36 38354.65 50664.49 Average: 195.70 0.64 189.61 5.44 32.32 31108.79 39740.71 13:10:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:06 20990128 29873900 2411360 7.34 213896 8714132 2579980 7.61 3007096 8190792 573328 13:30:00 11352100 29756804 2441888 7.43 587692 16894540 2619992 7.73 5003808 14751620 524768 Average: 16171114 29815352 2426624 7.38 400794 12804336 2599986 7.67 4005452 11471206 549048 13:10:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:06 lo 1.41 1.41 0.88 0.88 0.00 0.00 0.00 0.00 13:20:06 ens3 76.97 59.40 957.23 11.34 0.00 0.00 0.00 0.00 13:20:06 docker0 7.83 11.18 0.71 161.65 0.00 0.00 0.00 0.00 13:30:00 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 13:30:00 ens3 149.73 105.03 2010.96 15.29 0.00 0.00 0.00 0.00 13:30:00 docker0 13.63 20.09 2.32 182.42 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 0.49 0.49 0.00 0.00 0.00 0.00 Average: ens3 113.45 82.28 1485.52 13.32 0.00 0.00 0.00 0.00 Average: docker0 10.74 15.65 1.52 172.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2535) 06/25/26 _x86_64_ (8 CPU) 13:04:43 LINUX RESTART (8 CPU) 13:10:15 CPU %user %nice %system %iowait %steal %idle 13:20:06 all 28.57 0.00 1.80 0.94 0.07 68.61 13:20:06 0 26.25 0.00 1.74 1.09 0.08 70.84 13:20:06 1 33.23 0.00 1.99 1.99 0.07 62.72 13:20:06 2 30.68 0.00 1.75 0.89 0.07 66.61 13:20:06 3 29.43 0.00 1.84 1.02 0.07 67.64 13:20:06 4 30.12 0.00 1.76 1.29 0.07 66.76 13:20:06 5 29.32 0.00 2.03 0.41 0.07 68.17 13:20:06 6 26.53 0.00 1.92 0.24 0.06 71.25 13:20:06 7 23.06 0.00 1.39 0.63 0.06 74.85 13:30:00 all 13.82 0.00 2.83 2.28 0.06 81.01 13:30:00 0 13.87 0.00 3.43 2.09 0.07 80.54 13:30:00 1 14.83 0.00 2.43 2.78 0.06 79.90 13:30:00 2 11.37 0.00 2.41 2.22 0.06 83.93 13:30:00 3 23.77 0.00 3.17 1.64 0.07 71.35 13:30:00 4 11.15 0.00 2.68 3.90 0.06 82.21 13:30:00 5 11.18 0.00 3.52 2.54 0.06 82.69 13:30:00 6 17.58 0.00 2.69 1.50 0.07 78.15 13:30:00 7 6.80 0.00 2.31 1.56 0.06 89.27 Average: all 21.19 0.00 2.32 1.61 0.07 74.82 Average: 0 20.05 0.00 2.59 1.59 0.07 75.69 Average: 1 24.00 0.00 2.21 2.39 0.07 71.33 Average: 2 21.01 0.00 2.08 1.56 0.06 75.29 Average: 3 26.59 0.00 2.51 1.33 0.07 69.50 Average: 4 20.62 0.00 2.22 2.60 0.06 74.50 Average: 5 20.24 0.00 2.78 1.48 0.07 75.44 Average: 6 22.05 0.00 2.31 0.87 0.07 74.70 Average: 7 14.93 0.00 1.85 1.10 0.06 82.06