---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6596 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 13G 66G 16% / 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 653 8453 4 6882 14992 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:14:01:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.112/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84097sec preferred_lft 84097sec inet6 fe80::f816:3eff:fe14:1fe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:6d:8a:71:aa:33 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-4c-4g-6596) 09/10/26 _x86_64_ (4 CPU) 06:53:19 LINUX RESTART (4 CPU) 07:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:01 23.89 0.02 21.29 2.58 0.31 2176.97 22416.02 07:20:02 26.07 0.04 23.48 2.55 0.91 4109.53 21227.28 07:30:02 9.06 0.16 8.03 0.87 10.35 5466.16 729.16 Average: 19.68 0.07 17.60 2.00 3.85 3918.52 14790.23 07:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:01 8512396 12836460 3116352 19.03 152576 4260648 3251612 18.66 830376 6601872 179668 07:20:02 5442288 10600060 5349380 32.67 172656 5038348 5310400 30.48 1092396 9347164 284 07:30:02 8670540 15357976 586444 3.58 188420 6502244 1167836 6.70 1672364 5483056 216 Average: 7541741 12931499 3017392 18.43 171217 5267080 3243283 18.62 1198379 7144031 60056 07:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:01 lo 1318.91 1318.91 1250.27 1250.27 0.00 0.00 0.00 0.00 07:10:01 ens3 37.02 27.67 21.86 10.46 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:02 lo 1089.30 1089.30 2551.82 2551.82 0.00 0.00 0.00 0.00 07:20:02 ens3 33.71 25.65 37.41 9.97 0.00 0.00 0.00 0.00 07:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:02 lo 314.10 314.10 5273.36 5273.36 0.00 0.00 0.00 0.00 07:30:02 ens3 69.67 82.70 115.62 975.20 0.00 0.00 0.00 0.00 07:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 907.32 907.32 3025.80 3025.80 0.00 0.00 0.00 0.00 Average: ens3 46.80 45.34 58.31 331.88 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-4c-4g-6596) 09/10/26 _x86_64_ (4 CPU) 06:53:19 LINUX RESTART (4 CPU) 07:00:02 CPU %user %nice %system %iowait %steal %idle 07:10:01 all 64.78 0.00 2.53 0.12 0.05 32.52 07:10:01 0 64.07 0.00 2.49 0.06 0.05 33.33 07:10:01 1 63.50 0.00 2.55 0.22 0.05 33.68 07:10:01 2 64.35 0.00 2.77 0.10 0.05 32.73 07:10:01 3 67.18 0.00 2.31 0.10 0.05 30.35 07:20:02 all 53.90 0.00 2.37 0.10 0.04 43.58 07:20:02 0 58.25 0.00 2.61 0.07 0.06 39.01 07:20:02 1 52.04 0.00 2.40 0.15 0.04 45.38 07:20:02 2 52.64 0.00 2.30 0.11 0.04 44.92 07:20:02 3 52.69 0.00 2.16 0.09 0.04 45.02 07:30:02 all 18.80 0.00 0.77 0.13 0.02 80.28 07:30:02 0 20.25 0.00 0.90 0.12 0.02 78.72 07:30:02 1 23.31 0.00 0.77 0.27 0.03 75.62 07:30:02 2 10.80 0.00 0.74 0.04 0.02 88.40 07:30:02 3 20.83 0.00 0.67 0.10 0.03 78.36 Average: all 45.81 0.00 1.89 0.12 0.04 52.14 Average: 0 47.50 0.00 2.00 0.08 0.04 50.38 Average: 1 46.26 0.00 1.91 0.21 0.04 51.58 Average: 2 42.58 0.00 1.94 0.08 0.04 55.37 Average: 3 46.90 0.00 1.72 0.10 0.04 51.25