---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-332 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 770 19354 4 11967 30854 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:06:2c:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.51/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84147sec preferred_lft 84147sec inet6 fe80::f816:3eff:fe06:2ca2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:d5:dd:99:d6:9d 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-332) 05/16/26 _x86_64_ (8 CPU) 21:32:30 LINUX RESTART (8 CPU) 21:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:02 32.08 0.25 11.87 19.96 3.83 2343.73 488718.60 22:00:02 20.75 2.75 15.56 2.44 192.21 8871.17 12535.62 22:10:01 25.65 0.64 14.92 10.10 35.52 3489.21 4210.63 Average: 26.17 1.21 14.11 10.84 77.15 4900.16 168886.17 21:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:02 18300224 27015440 5228792 15.91 471012 7782224 11352504 33.48 1495848 11842260 9820 22:00:02 19056924 30393416 1847240 5.62 482876 10312424 2355464 6.95 1792124 10728136 61744 22:10:01 19878312 31653760 578264 1.76 505392 10629740 1157896 3.41 1886996 9679828 1872 Average: 19078487 29687539 2551432 7.76 486427 9574796 4955288 14.61 1724989 10750075 24479 21:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:02 lo 7.06 7.06 1.90 1.90 0.00 0.00 0.00 0.00 21:50:02 ens3 172.55 95.86 161.51 47.60 0.00 0.00 0.00 0.00 21:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:02 lo 1.10 1.10 0.12 0.12 0.00 0.00 0.00 0.00 22:00:02 ens3 173.99 105.93 821.89 42.05 0.00 0.00 0.00 0.00 22:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 3.51 3.51 21.92 21.92 0.00 0.00 0.00 0.00 22:10:01 ens3 182.33 98.87 59.06 45.78 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.90 3.90 7.96 7.96 0.00 0.00 0.00 0.00 Average: ens3 176.28 100.22 347.53 45.15 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-332) 05/16/26 _x86_64_ (8 CPU) 21:32:30 LINUX RESTART (8 CPU) 21:40:01 CPU %user %nice %system %iowait %steal %idle 21:50:02 all 85.37 0.00 2.57 0.01 0.11 11.93 21:50:02 0 85.53 0.00 2.30 0.00 0.11 12.05 21:50:02 1 83.66 0.00 2.49 0.00 0.11 13.74 21:50:02 2 84.09 0.00 2.79 0.00 0.11 13.01 21:50:02 3 86.59 0.00 2.63 0.00 0.11 10.67 21:50:02 4 83.80 0.00 2.49 0.01 0.11 13.58 21:50:02 5 88.64 0.00 2.51 0.00 0.11 8.73 21:50:02 6 84.59 0.00 2.64 0.00 0.12 12.65 21:50:02 7 86.10 0.00 2.68 0.07 0.11 11.04 22:00:02 all 88.68 0.00 2.74 0.04 0.11 8.42 22:00:02 0 91.08 0.00 3.07 0.03 0.11 5.72 22:00:02 1 87.96 0.00 2.56 0.07 0.11 9.30 22:00:02 2 88.21 0.00 2.68 0.00 0.12 8.99 22:00:02 3 88.52 0.00 2.93 0.02 0.11 8.42 22:00:02 4 87.61 0.00 2.69 0.11 0.11 9.47 22:00:02 5 88.22 0.00 2.74 0.01 0.12 8.91 22:00:02 6 88.82 0.00 2.80 0.04 0.11 8.22 22:00:02 7 89.02 0.00 2.48 0.02 0.12 8.36 22:10:01 all 42.03 0.00 0.84 0.04 0.07 57.02 22:10:01 0 57.04 0.00 1.11 0.03 0.08 41.74 22:10:01 1 33.53 0.00 0.97 0.09 0.07 65.33 22:10:01 2 29.40 0.00 0.52 0.01 0.06 70.02 22:10:01 3 44.82 0.00 0.73 0.05 0.06 54.34 22:10:01 4 52.73 0.00 0.76 0.00 0.07 46.44 22:10:01 5 40.10 0.00 0.76 0.04 0.07 59.02 22:10:01 6 43.05 0.00 0.64 0.10 0.06 56.15 22:10:01 7 35.53 0.00 1.24 0.03 0.07 63.14 Average: all 72.08 0.00 2.05 0.03 0.10 25.74 Average: 0 77.91 0.00 2.16 0.02 0.10 19.80 Average: 1 68.43 0.00 2.01 0.05 0.10 29.41 Average: 2 67.30 0.00 2.00 0.00 0.10 30.61 Average: 3 73.36 0.00 2.10 0.02 0.09 24.43 Average: 4 74.75 0.00 1.98 0.04 0.10 23.12 Average: 5 72.39 0.00 2.01 0.02 0.10 25.49 Average: 6 72.20 0.00 2.03 0.05 0.10 25.63 Average: 7 70.29 0.00 2.14 0.04 0.10 27.43