---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1564 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 5600.00 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 13G 143G 9% / 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 676 25628 4 5787 30948 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:21:9d:45 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.20/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83849sec preferred_lft 83849sec inet6 fe80::f816:3eff:fe21:9d45/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:3b:25:6e:e0:8f 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::fc3b:25ff:fe6e:e08f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1564) 05/20/26 _x86_64_ (8 CPU) 09:19:07 LINUX RESTART (8 CPU) 09:20:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:01 1.71 0.05 1.66 0.01 2.29 22.93 228.30 09:40:01 1.60 0.37 1.21 0.01 7.88 15.53 24.85 09:50:18 1.05 0.00 1.05 0.00 0.00 13.08 0.14 10:00:02 141.90 5.51 119.28 17.12 415.35 12241.86 568849.02 Average: 35.88 1.46 30.22 4.20 104.37 3014.23 139526.84 09:20:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 30163304 31789068 598636 1.82 60216 1904400 1525320 4.50 181932 2232376 232 09:40:01 30117760 31746836 640388 1.95 61208 1906252 1529300 4.51 184336 2274016 244 09:50:18 30113124 31742596 644684 1.96 61588 1906260 1549584 4.57 184704 2283944 176 10:00:02 26225424 31387512 917540 2.79 167476 5206968 1704204 5.03 779400 5400884 345208 Average: 29154903 31666503 700312 2.13 87622 2730970 1577102 4.65 332593 3047805 86465 09:20:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 09:30:01 ens3 0.43 0.23 0.14 0.23 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:40:01 ens3 1.47 1.03 0.84 0.95 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:50:18 ens3 0.35 0.23 0.12 0.29 0.00 0.00 0.00 0.00 09:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:02 lo 41.36 41.36 22.78 22.78 0.00 0.00 0.00 0.00 10:00:02 ens3 157.13 94.17 1338.95 29.88 0.00 0.00 0.00 0.00 10:00:02 docker0 11.40 11.58 1.70 2.32 0.00 0.00 0.00 0.00 Average: lo 10.22 10.22 5.59 5.59 0.00 0.00 0.00 0.00 Average: ens3 39.09 23.46 328.55 7.70 0.00 0.00 0.00 0.00 Average: docker0 2.79 2.84 0.42 0.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1564) 05/20/26 _x86_64_ (8 CPU) 09:19:07 LINUX RESTART (8 CPU) 09:20:21 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 0.12 0.00 0.02 0.05 0.01 99.81 09:30:01 0 0.01 0.00 0.01 0.37 0.00 99.61 09:30:01 1 0.02 0.00 0.02 0.01 0.01 99.94 09:30:01 2 0.39 0.00 0.02 0.00 0.01 99.58 09:30:01 3 0.04 0.00 0.02 0.00 0.01 99.93 09:30:01 4 0.03 0.00 0.02 0.03 0.01 99.91 09:30:01 5 0.02 0.00 0.01 0.00 0.01 99.96 09:30:01 6 0.02 0.00 0.01 0.00 0.01 99.96 09:30:01 7 0.40 0.00 0.02 0.00 0.01 99.57 09:40:01 all 0.06 0.00 0.01 0.03 0.01 99.89 09:40:01 0 0.01 0.00 0.01 0.13 0.00 99.85 09:40:01 1 0.06 0.00 0.03 0.00 0.02 99.89 09:40:01 2 0.13 0.00 0.01 0.00 0.00 99.85 09:40:01 3 0.01 0.00 0.00 0.00 0.00 99.99 09:40:01 4 0.06 0.00 0.01 0.00 0.01 99.92 09:40:01 5 0.08 0.00 0.03 0.02 0.01 99.87 09:40:01 6 0.06 0.00 0.01 0.07 0.01 99.86 09:40:01 7 0.06 0.00 0.01 0.00 0.01 99.92 09:50:18 all 0.07 0.00 0.01 0.01 0.01 99.90 09:50:18 0 0.00 0.00 0.00 0.06 0.00 99.94 09:50:18 1 0.49 0.00 0.04 0.00 0.01 99.46 09:50:18 2 0.01 0.00 0.01 0.00 0.00 99.97 09:50:18 3 0.00 0.00 0.00 0.00 0.00 99.99 09:50:18 4 0.03 0.00 0.01 0.00 0.01 99.95 09:50:18 5 0.02 0.00 0.03 0.00 0.01 99.94 09:50:18 6 0.01 0.00 0.01 0.02 0.01 99.95 09:50:18 7 0.00 0.00 0.01 0.00 0.01 99.98 10:00:02 all 23.44 0.00 1.01 0.67 0.06 74.83 10:00:02 0 23.26 0.00 0.94 1.51 0.06 74.23 10:00:02 1 21.83 0.00 1.14 0.70 0.06 76.28 10:00:02 2 23.90 0.00 1.02 0.19 0.06 74.82 10:00:02 3 24.52 0.00 1.04 0.49 0.07 73.88 10:00:02 4 23.99 0.00 1.01 0.35 0.07 74.58 10:00:02 5 24.63 0.00 1.03 0.51 0.07 73.76 10:00:02 6 24.67 0.00 1.06 1.39 0.07 72.81 10:00:02 7 20.69 0.00 0.81 0.19 0.06 78.25 Average: all 5.80 0.00 0.26 0.19 0.02 93.74 Average: 0 5.70 0.00 0.24 0.51 0.02 93.54 Average: 1 5.50 0.00 0.30 0.17 0.02 94.00 Average: 2 5.98 0.00 0.26 0.05 0.02 93.69 Average: 3 6.01 0.00 0.26 0.12 0.02 93.59 Average: 4 5.90 0.00 0.26 0.09 0.02 93.72 Average: 5 6.06 0.00 0.27 0.13 0.02 93.52 Average: 6 6.06 0.00 0.26 0.37 0.02 93.28 Average: 7 5.18 0.00 0.21 0.05 0.02 94.54