---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46295 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): 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 10G 68G 13% / 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 672 10884 4 4431 14972 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:c3:82:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84875sec preferred_lft 84875sec inet6 fe80::f816:3eff:fec3:82ce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:de:0a:1e:f6:ee 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-4c-4g-46295) 08/31/26 _x86_64_ (4 CPU) 07:47:17 LINUX RESTART (4 CPU) 07:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:10 38.08 2.65 29.52 5.92 144.29 3996.34 24535.12 08:10:01 48.72 0.18 28.88 19.66 11.25 3644.67 259029.31 Average: 43.35 1.42 29.20 12.72 78.45 3822.30 140584.38 07:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:10 10418000 13884700 2074160 12.67 155384 3428700 2370992 13.61 558844 5010568 106172 08:10:01 11195168 15368532 584280 3.57 202232 4027272 1118516 6.42 783404 3910692 372 Average: 10806584 14626616 1329220 8.12 178808 3727986 1744754 10.01 671124 4460630 53272 07:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:10 lo 3496.69 3496.69 3333.95 3333.95 0.00 0.00 0.00 0.00 08:00:10 ens3 116.95 92.01 819.80 22.33 0.00 0.00 0.00 0.00 08:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 2873.34 2873.34 2728.16 2728.16 0.00 0.00 0.00 0.00 08:10:01 ens3 94.17 90.06 143.05 128.35 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3188.20 3188.20 3034.15 3034.15 0.00 0.00 0.00 0.00 Average: ens3 105.68 91.04 484.88 74.79 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-4c-4g-46295) 08/31/26 _x86_64_ (4 CPU) 07:47:17 LINUX RESTART (4 CPU) 07:50:06 CPU %user %nice %system %iowait %steal %idle 08:00:10 all 54.86 0.00 4.11 0.13 0.03 40.87 08:00:10 0 53.25 0.00 4.04 0.12 0.04 42.55 08:00:10 1 55.72 0.00 3.88 0.18 0.03 40.18 08:00:10 2 54.35 0.00 4.28 0.12 0.04 41.21 08:00:10 3 56.11 0.00 4.24 0.08 0.03 39.53 08:10:01 all 47.35 0.00 3.27 0.13 0.03 49.22 08:10:01 0 47.48 0.00 3.36 0.20 0.03 48.93 08:10:01 1 48.56 0.00 3.44 0.11 0.03 47.87 08:10:01 2 47.18 0.00 3.18 0.11 0.03 49.50 08:10:01 3 46.19 0.00 3.11 0.09 0.03 50.57 Average: all 51.14 0.00 3.70 0.13 0.03 45.01 Average: 0 50.39 0.00 3.70 0.16 0.03 45.72 Average: 1 52.17 0.00 3.66 0.14 0.03 43.99 Average: 2 50.80 0.00 3.73 0.11 0.03 45.32 Average: 3 51.20 0.00 3.68 0.09 0.03 45.00