---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46146 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 13G 65G 17% / 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 670 8157 4 7161 14975 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:6b:e2:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.219/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83784sec preferred_lft 83784sec inet6 fe80::f816:3eff:fe6b:e27c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:eb:26:c5:a0:a7 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-46146) 08/30/26 _x86_64_ (4 CPU) 19:01:29 LINUX RESTART (4 CPU) 19:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:12 22.61 0.07 19.79 2.74 6.96 2310.69 4444.43 19:30:01 34.88 0.02 31.25 3.61 0.61 2557.68 18699.32 19:40:12 7.08 0.03 6.82 0.23 0.63 3787.97 1853.95 Average: 21.35 0.04 19.13 2.17 2.73 2893.28 8225.32 19:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:12 9030828 12816004 3139944 19.18 150920 3736060 3156468 18.12 720720 6210372 26740 19:30:01 8352988 12550932 3401904 20.78 176676 4093684 3484188 20.00 843896 6730408 32264 19:40:12 6227560 12651672 3293840 20.12 191928 6232304 3243496 18.62 1565712 8042876 1204300 Average: 7870459 12672869 3278563 20.02 173175 4687349 3294717 18.91 1043443 6994552 421101 19:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:12 lo 1330.96 1330.96 1262.31 1262.31 0.00 0.00 0.00 0.00 19:20:12 ens3 36.81 30.47 46.04 12.47 0.00 0.00 0.00 0.00 19:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 1868.62 1868.62 1781.15 1781.15 0.00 0.00 0.00 0.00 19:30:01 ens3 32.14 25.39 21.85 11.42 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:12 lo 2491.41 2491.41 9117.21 9117.21 0.00 0.00 0.00 0.00 19:40:12 ens3 21.38 18.48 98.18 5.44 0.00 0.00 0.00 0.00 19:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1900.96 1900.96 4100.26 4100.26 0.00 0.00 0.00 0.00 Average: ens3 30.05 24.74 55.85 9.74 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-46146) 08/30/26 _x86_64_ (4 CPU) 19:01:29 LINUX RESTART (4 CPU) 19:10:12 CPU %user %nice %system %iowait %steal %idle 19:20:12 all 66.13 0.00 2.63 0.06 0.02 31.15 19:20:12 0 66.31 0.00 2.64 0.06 0.02 30.97 19:20:12 1 65.25 0.00 2.57 0.05 0.02 32.11 19:20:12 2 67.18 0.00 2.60 0.07 0.02 30.13 19:20:12 3 65.80 0.00 2.71 0.07 0.03 31.40 19:30:01 all 61.72 0.00 3.06 0.13 0.02 35.07 19:30:01 0 60.95 0.00 3.03 0.10 0.02 35.90 19:30:01 1 61.25 0.00 3.46 0.13 0.02 35.13 19:30:01 2 60.67 0.00 2.67 0.17 0.02 36.48 19:30:01 3 64.02 0.00 3.07 0.12 0.03 32.77 19:40:12 all 31.34 0.00 1.37 0.07 0.02 67.20 19:40:12 0 31.95 0.00 1.33 0.01 0.01 66.69 19:40:12 1 33.05 0.00 1.17 0.05 0.02 65.71 19:40:12 2 34.87 0.00 1.68 0.04 0.02 63.39 19:40:12 3 25.52 0.00 1.30 0.18 0.01 73.00 Average: all 52.86 0.00 2.34 0.09 0.02 44.69 Average: 0 52.88 0.00 2.32 0.06 0.02 44.73 Average: 1 52.99 0.00 2.39 0.08 0.02 44.53 Average: 2 54.07 0.00 2.31 0.09 0.02 43.51 Average: 3 51.51 0.00 2.35 0.12 0.02 46.00