---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12608 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): 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 15G 141G 10% / 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 813 23436 4 7842 30811 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:98:e9:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.112/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84546sec preferred_lft 84546sec inet6 fe80::f816:3eff:fe98:e9ae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:f0:68:99:58:6f 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::18f0:68ff:fe99:586f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12608) 08/14/26 _x86_64_ (8 CPU) 21:12:12 LINUX RESTART (8 CPU) 21:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:16 1.78 0.19 1.57 0.02 1.52 18.96 11.17 21:40:01 88.65 4.04 82.99 1.61 275.60 13886.28 2593.78 Average: 44.06 2.07 41.20 0.79 134.94 6769.31 1268.33 21:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:16 30130460 31788304 599612 1.82 60712 1936028 1520896 4.48 181752 2280124 40 21:40:01 22531384 28153660 4140400 12.60 161912 5606840 5547060 16.36 730412 9024876 1188 Average: 26330922 29970982 2370006 7.21 111312 3771434 3533978 10.42 456082 5652500 614 21:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:16 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 21:30:16 ens3 0.38 0.27 0.16 0.28 0.00 0.00 0.00 0.00 21:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 lo 199.03 199.03 34.46 34.46 0.00 0.00 0.00 0.00 21:40:01 ens3 210.93 126.49 2240.18 27.16 0.00 0.00 0.00 0.00 21:40:01 docker0 82.85 85.57 16.37 16.41 0.00 0.00 0.00 0.00 21:40:01 veth3559653 71.06 74.52 14.71 11.12 0.00 0.00 0.00 0.00 21:40:01 veth7cc10a6 10.10 9.27 1.05 3.57 0.00 0.00 0.00 0.00 Average: lo 96.95 96.95 16.78 16.78 0.00 0.00 0.00 0.00 Average: ens3 102.87 61.71 1090.56 13.37 0.00 0.00 0.00 0.00 Average: docker0 40.33 41.65 7.97 7.99 0.00 0.00 0.00 0.00 Average: veth3559653 34.59 36.28 7.16 5.41 0.00 0.00 0.00 0.00 Average: veth7cc10a6 4.92 4.51 0.51 1.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12608) 08/14/26 _x86_64_ (8 CPU) 21:12:12 LINUX RESTART (8 CPU) 21:20:01 CPU %user %nice %system %iowait %steal %idle 21:30:16 all 0.06 0.00 0.02 0.01 0.01 99.90 21:30:16 0 0.38 0.00 0.02 0.00 0.01 99.59 21:30:16 1 0.03 0.00 0.03 0.00 0.04 99.91 21:30:16 2 0.00 0.00 0.01 0.00 0.02 99.96 21:30:16 3 0.02 0.00 0.01 0.00 0.02 99.95 21:30:16 4 0.01 0.00 0.02 0.00 0.02 99.95 21:30:16 5 0.01 0.00 0.01 0.00 0.01 99.97 21:30:16 6 0.03 0.00 0.01 0.07 0.00 99.89 21:30:16 7 0.01 0.00 0.03 0.00 0.01 99.95 21:40:01 all 19.05 0.00 1.32 0.27 0.07 79.29 21:40:01 0 17.22 0.00 1.41 0.26 0.07 81.04 21:40:01 1 17.77 0.00 1.34 0.16 0.06 80.67 21:40:01 2 20.99 0.00 1.28 0.09 0.07 77.57 21:40:01 3 15.75 0.00 1.33 0.24 0.07 82.63 21:40:01 4 19.05 0.00 1.19 0.08 0.07 79.61 21:40:01 5 20.30 0.00 1.18 0.21 0.06 78.25 21:40:01 6 21.64 0.00 1.60 0.90 0.07 75.79 21:40:01 7 19.68 0.00 1.22 0.25 0.07 78.79 Average: all 9.29 0.00 0.65 0.14 0.04 89.88 Average: 0 8.57 0.00 0.70 0.13 0.04 90.57 Average: 1 8.66 0.00 0.66 0.08 0.05 90.55 Average: 2 10.21 0.00 0.63 0.05 0.04 89.08 Average: 3 7.68 0.00 0.65 0.11 0.04 91.52 Average: 4 9.26 0.00 0.59 0.04 0.04 90.07 Average: 5 9.87 0.00 0.58 0.10 0.03 89.42 Average: 6 10.54 0.00 0.78 0.47 0.04 88.18 Average: 7 9.57 0.00 0.60 0.12 0.04 89.67