---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-17766 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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): 4 On-line CPU(s) list: 0-3 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): 4 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 17G 62G 21% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 656 6488 4 8844 14989 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:73:7d:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.60/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84927sec preferred_lft 84927sec inet6 fe80::f816:3eff:fe73:7da3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:da:28:27:d7:b1 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 5.15.0-190-generic (prd-ubuntu2204-docker-v1-8c-8g-17766) 09/04/26 _x86_64_ (4 CPU) 05:17:24 LINUX RESTART (4 CPU) 05:20:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:05 46.80 3.66 41.66 1.48 185.20 16665.80 7680.56 05:40:01 226.23 2.05 215.84 8.35 56.09 13890.14 96395.04 Average: 136.28 2.86 128.52 4.90 120.81 15281.58 51922.35 05:20:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:05 6984744 13484216 2460836 15.03 208448 6264484 2655172 15.24 1190004 7615780 378924 05:40:01 6638824 15335900 588368 3.59 326280 8145772 1145104 6.57 2083044 6855204 208 Average: 6811784 14410058 1524602 9.31 267364 7205128 1900138 10.91 1636524 7235492 189566 05:20:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:05 lo 0.74 0.74 0.19 0.19 0.00 0.00 0.00 0.00 05:30:05 ens3 172.06 144.17 1757.21 31.37 0.00 0.00 0.00 0.00 05:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 lo 12.22 12.22 1.15 1.15 0.00 0.00 0.00 0.00 05:40:01 ens3 80.71 79.58 202.06 218.25 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 6.46 6.46 0.67 0.67 0.00 0.00 0.00 0.00 Average: ens3 126.51 111.96 981.66 124.57 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 5.15.0-190-generic (prd-ubuntu2204-docker-v1-8c-8g-17766) 09/04/26 _x86_64_ (4 CPU) 05:17:24 LINUX RESTART (4 CPU) 05:20:06 CPU %user %nice %system %iowait %steal %idle 05:30:05 all 36.68 0.00 2.98 0.41 0.02 59.91 05:30:05 0 35.13 0.00 2.87 0.21 0.02 61.77 05:30:05 1 37.43 0.00 3.30 0.49 0.02 58.76 05:30:05 2 37.47 0.00 3.08 0.36 0.02 59.08 05:30:05 3 36.69 0.00 2.66 0.58 0.02 60.05 05:40:01 all 32.73 0.00 3.07 1.74 0.02 62.44 05:40:01 0 31.46 0.00 3.45 1.17 0.02 63.90 05:40:01 1 28.08 0.00 2.93 1.03 0.02 67.94 05:40:01 2 37.74 0.00 2.80 3.43 0.02 56.01 05:40:01 3 33.65 0.00 3.10 1.32 0.02 61.90 Average: all 34.71 0.00 3.02 1.07 0.02 61.17 Average: 0 33.30 0.00 3.16 0.69 0.02 62.83 Average: 1 32.77 0.00 3.11 0.76 0.02 63.34 Average: 2 37.60 0.00 2.94 1.89 0.02 57.55 Average: 3 35.18 0.00 2.88 0.95 0.02 60.97