---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-16604 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 17G 139G 11% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 753 19427 4 11911 30871 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:9f:c8:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.237/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84450sec preferred_lft 84450sec inet6 fe80::f816:3eff:fe9f:c86b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:d4:cd:f2:fd:8f 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 inet6 fe80::acd4:cdff:fef2:fd8f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-16604) 05/19/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 8.03 0.06 7.59 0.39 1.91 2319.09 88.87 00:50:42 54.17 2.05 50.79 1.32 297.31 21418.68 4147.77 Average: 31.88 1.09 29.92 0.87 154.60 12191.77 2186.94 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 24266804 29193620 3112504 9.47 160536 4955816 3254016 9.60 1051728 7040592 331432 00:50:42 20133404 31642912 630884 1.92 232972 11202816 1437948 4.24 3065008 8848692 116 Average: 22200104 30418266 1871694 5.70 196754 8079316 2345982 6.92 2058368 7944642 165774 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.74 1.74 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 52.73 44.84 234.74 12.55 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:42 lo 203.84 203.84 199.84 199.84 0.00 0.00 0.00 0.00 00:50:42 ens3 125.18 109.63 408.81 1204.92 0.00 0.00 0.00 0.00 00:50:42 docker0 77.33 78.54 1194.93 149.66 0.00 0.00 0.00 0.00 00:50:42 vethf4a013a 72.22 72.50 1195.61 8.12 0.00 0.00 0.00 0.10 Average: lo 106.21 106.21 103.37 103.37 0.00 0.00 0.00 0.00 Average: ens3 90.18 78.33 324.72 628.89 0.00 0.00 0.00 0.00 Average: docker0 39.97 40.60 617.67 77.36 0.00 0.00 0.00 0.00 Average: vethf4a013a 37.33 37.48 618.02 4.20 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-16604) 05/19/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 30.99 0.00 1.21 0.07 0.08 67.66 00:40:01 0 35.00 0.00 0.99 0.06 0.08 63.87 00:40:01 1 32.55 0.00 1.43 0.15 0.08 65.79 00:40:01 2 31.46 0.00 1.43 0.02 0.08 67.02 00:40:01 3 31.92 0.00 1.13 0.04 0.07 66.84 00:40:01 4 28.33 0.00 1.21 0.03 0.07 70.37 00:40:01 5 30.36 0.00 1.22 0.25 0.08 68.09 00:40:01 6 31.15 0.00 1.22 0.01 0.08 67.54 00:40:01 7 27.18 0.00 1.03 0.00 0.07 71.72 00:50:42 all 13.46 0.00 1.29 0.73 0.05 84.46 00:50:42 0 13.60 0.00 0.97 0.85 0.05 84.52 00:50:42 1 14.79 0.00 1.70 0.87 0.05 82.58 00:50:42 2 17.26 0.00 1.74 1.39 0.05 79.56 00:50:42 3 13.04 0.00 1.57 0.64 0.05 84.69 00:50:42 4 13.88 0.00 1.34 0.73 0.05 84.00 00:50:42 5 11.78 0.00 1.15 0.67 0.06 86.34 00:50:42 6 11.06 0.00 0.90 0.43 0.04 87.57 00:50:42 7 12.29 0.00 0.99 0.27 0.05 86.40 Average: all 21.93 0.00 1.25 0.41 0.06 76.34 Average: 0 23.95 0.00 0.98 0.47 0.06 74.54 Average: 1 23.37 0.00 1.57 0.52 0.07 74.47 Average: 2 24.11 0.00 1.59 0.72 0.06 73.51 Average: 3 22.17 0.00 1.35 0.35 0.06 76.07 Average: 4 20.86 0.00 1.27 0.39 0.06 77.42 Average: 5 20.76 0.00 1.18 0.47 0.07 77.52 Average: 6 20.76 0.00 1.05 0.23 0.06 77.89 Average: 7 19.48 0.00 1.01 0.14 0.06 79.31