---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2362 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: 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 18G 138G 12% / 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 782 20005 4 11304 30842 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:52:eb:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.143/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84161sec preferred_lft 84161sec inet6 fe80::f816:3eff:fe52:eb53/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:47:03:7f:e4:fe 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2362) 03/16/26 _x86_64_ (8 CPU) 10:51:09 LINUX RESTART (8 CPU) 11:00:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:44 15.16 0.70 13.66 0.80 20.75 3917.32 2665.27 11:20:13 7.60 0.01 6.29 1.31 0.45 469.95 27374.68 Average: 11.54 0.37 10.13 1.05 11.04 2267.79 14488.46 11:00:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:44 21094328 25557368 6741924 20.52 173976 4474120 9144308 26.97 785524 10468320 1592 11:20:13 24215572 28749672 3550896 10.81 175688 4540644 3320920 9.79 790572 7356488 33376 Average: 22654950 27153520 5146410 15.66 174832 4507382 6232614 18.38 788048 8912404 17484 11:00:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:44 lo 6.62 6.62 1.83 1.83 0.00 0.00 0.00 0.00 11:10:44 ens3 110.41 73.63 351.31 27.77 0.00 0.00 0.00 0.00 11:10:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:13 lo 1.32 1.32 0.13 0.13 0.00 0.00 0.00 0.00 11:20:13 ens3 1.76 1.36 0.68 1.06 0.00 0.00 0.00 0.00 11:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.08 4.08 1.02 1.02 0.00 0.00 0.00 0.00 Average: ens3 58.43 39.05 183.54 14.99 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2362) 03/16/26 _x86_64_ (8 CPU) 10:51:09 LINUX RESTART (8 CPU) 11:00:24 CPU %user %nice %system %iowait %steal %idle 11:10:44 all 68.63 0.00 2.26 0.02 0.09 29.00 11:10:44 0 68.12 0.00 2.26 0.06 0.10 29.46 11:10:44 1 69.57 0.00 2.39 0.04 0.09 27.91 11:10:44 2 68.81 0.00 2.29 0.01 0.10 28.80 11:10:44 3 70.43 0.00 2.28 0.00 0.09 27.20 11:10:44 4 67.37 0.00 2.16 0.02 0.09 30.36 11:10:44 5 66.83 0.00 2.20 0.01 0.10 30.87 11:10:44 6 71.65 0.00 2.29 0.01 0.10 25.94 11:10:44 7 66.27 0.00 2.18 0.01 0.09 31.44 11:20:13 all 96.64 0.00 2.82 0.00 0.11 0.43 11:20:13 0 96.61 0.00 2.78 0.00 0.10 0.51 11:20:13 1 96.58 0.00 2.82 0.01 0.11 0.49 11:20:13 2 96.67 0.00 2.78 0.00 0.11 0.44 11:20:13 3 96.69 0.00 2.75 0.00 0.11 0.46 11:20:13 4 96.88 0.00 2.59 0.00 0.11 0.43 11:20:13 5 96.34 0.00 3.30 0.00 0.11 0.25 11:20:13 6 96.87 0.00 2.62 0.00 0.11 0.41 11:20:13 7 96.50 0.00 2.96 0.00 0.10 0.44 Average: all 82.04 0.00 2.53 0.01 0.10 15.32 Average: 0 81.75 0.00 2.51 0.03 0.10 15.60 Average: 1 82.50 0.00 2.59 0.02 0.10 14.78 Average: 2 82.15 0.00 2.52 0.00 0.10 15.22 Average: 3 83.00 0.00 2.50 0.00 0.10 14.40 Average: 4 81.50 0.00 2.36 0.01 0.10 16.03 Average: 5 80.96 0.00 2.73 0.00 0.10 16.20 Average: 6 83.73 0.00 2.45 0.01 0.10 13.71 Average: 7 80.74 0.00 2.55 0.00 0.10 16.61