---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41798 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 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 671 8576 4 6740 14974 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:23:dc:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.215/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83735sec preferred_lft 83735sec inet6 fe80::f816:3eff:fe23:dc30/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:13:c0:8e:a1:a8 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-41798) 08/27/26 _x86_64_ (4 CPU) 22:29:38 LINUX RESTART (4 CPU) 22:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:40:01 51.45 11.37 38.54 1.54 1497.10 15061.21 3567.46 22:50:09 20.49 0.07 17.92 2.50 6.84 2101.20 4246.82 23:00:17 33.00 0.01 29.67 3.31 0.47 4422.38 10407.28 23:10:02 9.85 0.17 8.42 1.26 10.64 6325.81 2405.49 Average: 28.83 2.91 23.75 2.16 379.39 6962.91 5190.05 22:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:40:01 10397044 13814460 2146172 13.11 126924 3432860 2755968 15.82 567124 5048900 96996 22:50:09 9364604 13161568 2795020 17.07 147432 3753116 2854312 16.38 722004 5877048 13452 23:00:17 7639336 12462120 3489324 21.31 172840 4706548 3434252 19.71 1012120 7253380 2404 23:10:02 8814536 15356100 590464 3.61 189096 6353372 1110144 6.37 1664452 5351700 28024 Average: 9053880 13698562 2255245 13.77 159073 4561474 2538669 14.57 991425 5882757 35219 22:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:40:01 lo 445.23 445.23 424.20 424.20 0.00 0.00 0.00 0.00 22:40:01 ens3 136.53 110.55 1440.01 21.96 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:09 lo 1384.49 1384.49 1312.90 1312.90 0.00 0.00 0.00 0.00 22:50:09 ens3 30.53 25.80 43.99 10.91 0.00 0.00 0.00 0.00 22:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:17 lo 1567.23 1567.23 1493.83 1493.83 0.00 0.00 0.00 0.00 23:00:17 ens3 31.77 24.62 28.91 11.15 0.00 0.00 0.00 0.00 23:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:02 lo 2625.37 2625.37 9539.45 9539.45 0.00 0.00 0.00 0.00 23:10:02 ens3 22.91 21.74 99.64 31.96 0.00 0.00 0.00 0.00 23:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1497.38 1497.38 3137.16 3137.16 0.00 0.00 0.00 0.00 Average: ens3 55.54 45.74 403.34 18.86 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-41798) 08/27/26 _x86_64_ (4 CPU) 22:29:38 LINUX RESTART (4 CPU) 22:30:00 CPU %user %nice %system %iowait %steal %idle 22:40:01 all 24.19 0.00 1.58 0.49 0.01 73.74 22:40:01 0 22.36 0.00 1.16 0.43 0.00 76.05 22:40:01 1 25.30 0.00 2.33 0.86 0.01 71.50 22:40:01 2 23.84 0.00 1.28 0.18 0.01 74.69 22:40:01 3 25.24 0.00 1.56 0.50 0.01 72.69 22:50:09 all 64.78 0.00 2.55 0.06 0.02 32.59 22:50:09 0 64.21 0.00 2.34 0.04 0.02 33.40 22:50:09 1 64.91 0.00 2.77 0.07 0.03 32.21 22:50:09 2 65.02 0.00 2.91 0.08 0.02 31.97 22:50:09 3 64.99 0.00 2.19 0.05 0.01 32.76 23:00:17 all 61.85 0.00 2.92 0.14 0.02 35.08 23:00:17 0 61.56 0.00 2.61 0.09 0.01 35.73 23:00:17 1 60.48 0.00 2.79 0.11 0.02 36.60 23:00:17 2 61.28 0.00 2.92 0.16 0.01 35.63 23:00:17 3 64.06 0.00 3.36 0.19 0.03 32.36 23:10:02 all 29.16 0.00 1.50 0.12 0.01 69.22 23:10:02 0 23.41 0.00 1.84 0.32 0.01 74.42 23:10:02 1 34.06 0.00 1.31 0.07 0.01 64.55 23:10:02 2 33.41 0.00 1.25 0.03 0.01 65.31 23:10:02 3 25.74 0.00 1.58 0.06 0.01 72.60 Average: all 45.19 0.00 2.14 0.20 0.01 52.45 Average: 0 43.10 0.00 1.99 0.22 0.01 54.68 Average: 1 46.35 0.00 2.31 0.28 0.02 51.05 Average: 2 46.06 0.00 2.10 0.11 0.01 51.71 Average: 3 45.23 0.00 2.18 0.20 0.01 52.37