---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7566 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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: 5600.00 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 18G 138G 12% / 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 948 19605 4 11537 30676 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:cf:da:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.205/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84706sec preferred_lft 84706sec inet6 fe80::f816:3eff:fecf:dacb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:d8:90:e1:e8:c9 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-7566) 07/10/26 _x86_64_ (8 CPU) 05:34:34 LINUX RESTART (8 CPU) 05:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:50:22 23.21 0.89 21.14 1.18 23.47 5078.50 1068.17 06:00:01 11.39 0.05 10.07 1.26 6.26 3106.49 1116.94 Average: 17.48 0.49 15.77 1.22 15.13 4122.55 1091.81 05:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:50:22 15250148 24322064 7921028 24.10 476588 8122056 10891212 32.12 1516720 14865744 2944 06:00:01 15719444 25625764 6614800 20.13 483232 8915596 9808460 28.92 1603804 14283448 2240 Average: 15484796 24973914 7267914 22.12 479910 8518826 10349836 30.52 1560262 14574596 2592 05:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:50:22 lo 4.74 4.74 1.57 1.57 0.00 0.00 0.00 0.00 05:50:22 ens3 317.31 184.75 491.38 86.39 0.00 0.00 0.00 0.00 05:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:01 lo 3.40 3.40 0.42 0.42 0.00 0.00 0.00 0.00 06:00:01 ens3 103.63 65.16 102.41 31.74 0.00 0.00 0.00 0.00 06:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.09 4.09 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 213.72 126.78 302.82 59.90 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-7566) 07/10/26 _x86_64_ (8 CPU) 05:34:34 LINUX RESTART (8 CPU) 05:40:07 CPU %user %nice %system %iowait %steal %idle 05:50:22 all 81.90 0.00 2.67 0.03 0.12 15.29 05:50:22 0 81.90 0.00 2.79 0.02 0.12 15.17 05:50:22 1 80.43 0.00 2.68 0.01 0.12 16.76 05:50:22 2 83.83 0.00 2.56 0.03 0.12 13.46 05:50:22 3 81.81 0.00 2.67 0.02 0.12 15.38 05:50:22 4 79.03 0.00 2.60 0.01 0.12 18.24 05:50:22 5 84.51 0.00 2.91 0.07 0.13 12.38 05:50:22 6 81.27 0.00 2.51 0.00 0.13 16.08 05:50:22 7 82.39 0.00 2.61 0.05 0.13 14.83 06:00:01 all 96.89 0.00 2.93 0.00 0.14 0.05 06:00:01 0 96.99 0.00 2.84 0.00 0.14 0.03 06:00:01 1 96.70 0.00 3.10 0.00 0.14 0.06 06:00:01 2 96.88 0.00 2.94 0.00 0.14 0.04 06:00:01 3 96.96 0.00 2.86 0.00 0.14 0.05 06:00:01 4 97.00 0.00 2.83 0.00 0.14 0.02 06:00:01 5 96.91 0.00 2.90 0.00 0.14 0.05 06:00:01 6 96.86 0.00 2.93 0.00 0.15 0.06 06:00:01 7 96.80 0.00 3.00 0.00 0.14 0.06 Average: all 89.18 0.00 2.79 0.01 0.13 7.88 Average: 0 89.22 0.00 2.82 0.01 0.13 7.82 Average: 1 88.34 0.00 2.88 0.01 0.13 8.64 Average: 2 90.16 0.00 2.75 0.01 0.13 6.95 Average: 3 89.16 0.00 2.76 0.01 0.13 7.94 Average: 4 87.76 0.00 2.71 0.00 0.13 9.39 Average: 5 90.54 0.00 2.90 0.04 0.14 6.39 Average: 6 88.84 0.00 2.72 0.00 0.14 8.30 Average: 7 89.39 0.00 2.80 0.03 0.13 7.66