---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4802 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 12G 144G 8% / 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 918 24834 4 6339 30706 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:bd:57:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.120/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84412sec preferred_lft 84412sec inet6 fe80::f816:3eff:febd:575b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:02:9f:c2:56:92 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-4802) 04/20/26 _x86_64_ (8 CPU) 06:51:15 LINUX RESTART (8 CPU) 07:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:15 30.40 0.13 26.34 3.94 5.27 2524.05 8821.61 07:20:04 33.81 0.01 29.54 4.26 0.15 3097.00 18504.51 Average: 32.07 0.07 27.91 4.09 2.76 2804.88 13567.68 07:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:15 25335000 29218024 3089108 9.40 186572 3899256 3045716 8.98 846664 6214460 44696 07:20:04 24764140 29171408 3131592 9.53 214348 4352916 3082372 9.09 975076 6602220 14944 Average: 25049570 29194716 3110350 9.46 200460 4126086 3064044 9.04 910870 6408340 29820 07:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:15 lo 1689.25 1689.25 1608.04 1608.04 0.00 0.00 0.00 0.00 07:10:15 ens3 20.90 17.63 9.23 5.89 0.00 0.00 0.00 0.00 07:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:04 lo 1760.26 1760.26 1676.11 1676.11 0.00 0.00 0.00 0.00 07:20:04 ens3 23.57 19.76 9.36 7.06 0.00 0.00 0.00 0.00 07:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1724.06 1724.06 1641.41 1641.41 0.00 0.00 0.00 0.00 Average: ens3 22.21 18.67 9.29 6.46 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-4802) 04/20/26 _x86_64_ (8 CPU) 06:51:15 LINUX RESTART (8 CPU) 07:00:03 CPU %user %nice %system %iowait %steal %idle 07:10:15 all 35.56 0.00 1.60 0.05 0.07 62.71 07:10:15 0 37.40 0.00 1.76 0.10 0.08 60.66 07:10:15 1 39.24 0.00 1.69 0.04 0.08 58.95 07:10:15 2 31.74 0.00 1.46 0.04 0.07 66.70 07:10:15 3 35.90 0.00 1.66 0.03 0.08 62.34 07:10:15 4 33.46 0.00 1.68 0.10 0.07 64.69 07:10:15 5 36.07 0.00 1.56 0.02 0.07 62.28 07:10:15 6 37.17 0.00 1.29 0.03 0.07 61.44 07:10:15 7 33.55 0.00 1.71 0.03 0.07 64.64 07:20:04 all 37.03 0.00 1.79 0.06 0.08 61.04 07:20:04 0 35.75 0.00 1.79 0.04 0.08 62.33 07:20:04 1 40.22 0.00 2.01 0.03 0.08 57.66 07:20:04 2 36.48 0.00 1.57 0.05 0.08 61.82 07:20:04 3 38.69 0.00 2.05 0.03 0.08 59.15 07:20:04 4 36.72 0.00 1.71 0.10 0.08 61.39 07:20:04 5 36.44 0.00 1.94 0.10 0.08 61.44 07:20:04 6 35.70 0.00 1.61 0.08 0.08 62.53 07:20:04 7 36.23 0.00 1.65 0.03 0.08 62.01 Average: all 36.28 0.00 1.69 0.05 0.08 61.89 Average: 0 36.59 0.00 1.77 0.07 0.08 61.48 Average: 1 39.72 0.00 1.84 0.04 0.08 58.32 Average: 2 34.06 0.00 1.52 0.04 0.07 64.31 Average: 3 37.27 0.00 1.85 0.03 0.08 60.77 Average: 4 35.06 0.00 1.69 0.10 0.08 63.07 Average: 5 36.25 0.00 1.75 0.06 0.08 61.87 Average: 6 36.45 0.00 1.45 0.05 0.07 61.97 Average: 7 34.86 0.00 1.68 0.03 0.07 63.35