---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-32697 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 nrip_save 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 12G 66G 15% / 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 682 9107 4 6199 14964 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:f4:21:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.158/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83471sec preferred_lft 83471sec inet6 fe80::f816:3eff:fef4:217f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:d4:35:d9:23:77 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-32697) 08/10/26 _x86_64_ (4 CPU) 19:31:39 LINUX RESTART (4 CPU) 19:40:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:50:16 1.76 0.40 1.35 0.01 16.18 49.02 1.71 20:00:08 52.93 4.36 45.20 3.37 266.25 5948.07 53644.41 20:10:17 16.40 0.18 14.12 2.09 4.63 1549.40 23594.21 20:20:17 31.54 0.31 26.92 4.31 16.72 7251.19 5840.00 Average: 25.55 1.30 21.81 2.44 75.15 3686.60 20687.53 19:40:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:50:16 13460460 15478068 537428 3.28 59428 2182972 1158308 6.65 285404 2383188 16 20:00:08 9275484 12970168 2988360 18.25 132012 3681796 3146892 18.06 747260 5943140 580 20:10:17 8798320 13057676 2896868 17.69 154896 4184444 3126688 17.95 889440 6249644 169000 20:20:17 9348196 15345224 600376 3.67 178916 5821352 1097852 6.30 1676056 4813012 12016 Average: 10220615 14212784 1755758 10.72 131313 3967641 2132435 12.24 899540 4847246 45403 19:40:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:50:16 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 19:50:16 ens3 14.68 7.95 20.38 3.50 0.00 0.00 0.00 0.00 19:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:08 lo 17.08 17.08 3.68 3.68 0.00 0.00 0.00 0.00 20:00:08 ens3 107.71 83.80 927.13 15.42 0.00 0.00 0.00 0.00 20:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:17 lo 757.07 757.07 688.79 688.79 0.00 0.00 0.00 0.00 20:10:17 ens3 35.12 25.74 243.06 5.80 0.00 0.00 0.00 0.00 20:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:17 lo 1696.75 1696.75 1635.60 1635.60 0.00 0.00 0.00 0.00 20:20:17 ens3 102.09 102.23 248.75 914.84 0.00 0.00 0.00 0.00 20:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 620.29 620.29 584.36 584.36 0.00 0.00 0.00 0.00 Average: ens3 64.69 54.76 357.83 234.86 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-32697) 08/10/26 _x86_64_ (4 CPU) 19:31:39 LINUX RESTART (4 CPU) 19:40:17 CPU %user %nice %system %iowait %steal %idle 19:50:16 all 0.23 0.00 0.05 0.01 0.02 99.69 19:50:16 0 0.26 0.00 0.03 0.00 0.01 99.70 19:50:16 1 0.28 0.00 0.05 0.01 0.02 99.64 19:50:16 2 0.16 0.00 0.07 0.01 0.02 99.74 19:50:16 3 0.21 0.00 0.05 0.04 0.02 99.68 20:00:08 all 34.07 0.00 1.59 0.38 0.09 63.87 20:00:08 0 33.79 0.00 1.47 0.31 0.09 64.34 20:00:08 1 35.11 0.00 2.01 0.23 0.09 62.57 20:00:08 2 34.67 0.00 1.55 0.46 0.09 63.24 20:00:08 3 32.73 0.00 1.32 0.54 0.09 65.32 20:10:17 all 24.21 0.00 1.32 0.07 0.10 74.31 20:10:17 0 24.32 0.00 1.33 0.04 0.09 74.21 20:10:17 1 24.32 0.00 1.35 0.04 0.10 74.19 20:10:17 2 23.94 0.00 1.45 0.17 0.10 74.34 20:10:17 3 24.24 0.00 1.14 0.03 0.10 74.49 20:20:17 all 44.69 0.00 2.38 0.24 0.09 52.60 20:20:17 0 43.77 0.00 2.54 0.16 0.09 53.44 20:20:17 1 43.15 0.00 1.98 0.22 0.09 54.56 20:20:17 2 43.00 0.00 2.51 0.15 0.08 54.25 20:20:17 3 48.82 0.00 2.49 0.43 0.09 48.17 Average: all 25.77 0.00 1.33 0.18 0.07 72.65 Average: 0 25.50 0.00 1.34 0.13 0.07 72.96 Average: 1 25.68 0.00 1.34 0.12 0.08 72.78 Average: 2 25.41 0.00 1.39 0.20 0.07 72.92 Average: 3 26.48 0.00 1.25 0.26 0.08 71.94