---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7030 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 926 24941 4 6223 30697 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:84:0e:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.76/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84364sec preferred_lft 84364sec inet6 fe80::f816:3eff:fe84:ee7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:0f:3a:cb:42:bd 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-7030) 04/23/26 _x86_64_ (8 CPU) 10:10:30 LINUX RESTART (8 CPU) 10:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:00 31.06 0.13 26.94 3.99 5.37 2451.64 15549.60 10:40:00 32.94 0.01 28.73 4.19 0.13 3077.43 14859.37 Average: 32.00 0.07 27.84 4.09 2.75 2764.53 15204.49 10:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:00 25527748 29249836 3058380 9.31 183840 3745336 3109848 9.17 768092 6098024 39600 10:40:00 24647288 28922076 3381332 10.29 211944 4223692 3786080 11.16 898144 6801360 15172 Average: 25087518 29085956 3219856 9.80 197892 3984514 3447964 10.17 833118 6449692 27386 10:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:00 lo 1740.58 1740.58 1657.46 1657.46 0.00 0.00 0.00 0.00 10:30:00 ens3 21.16 18.48 9.44 6.05 0.00 0.00 0.00 0.00 10:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:00 lo 1719.45 1719.45 1637.34 1637.34 0.00 0.00 0.00 0.00 10:40:00 ens3 22.87 19.48 9.10 6.87 0.00 0.00 0.00 0.00 10:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1730.01 1730.01 1647.40 1647.40 0.00 0.00 0.00 0.00 Average: ens3 22.02 18.98 9.27 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-7030) 04/23/26 _x86_64_ (8 CPU) 10:10:30 LINUX RESTART (8 CPU) 10:20:00 CPU %user %nice %system %iowait %steal %idle 10:30:00 all 35.00 0.00 1.62 0.05 0.07 63.25 10:30:00 0 34.42 0.00 1.58 0.04 0.07 63.89 10:30:00 1 38.32 0.00 2.04 0.13 0.08 59.44 10:30:00 2 32.11 0.00 1.46 0.04 0.07 66.32 10:30:00 3 38.22 0.00 1.65 0.07 0.08 59.98 10:30:00 4 36.76 0.00 1.68 0.01 0.07 61.47 10:30:00 5 35.23 0.00 1.50 0.04 0.07 63.16 10:30:00 6 31.78 0.00 1.29 0.04 0.07 66.82 10:30:00 7 33.17 0.00 1.80 0.03 0.07 64.92 10:40:00 all 37.51 0.00 1.77 0.07 0.10 60.56 10:40:00 0 36.43 0.00 1.52 0.10 0.09 61.86 10:40:00 1 34.92 0.00 1.80 0.14 0.11 63.03 10:40:00 2 41.11 0.00 1.75 0.10 0.10 56.93 10:40:00 3 38.97 0.00 2.27 0.03 0.09 58.63 10:40:00 4 34.79 0.00 1.65 0.06 0.09 63.41 10:40:00 5 39.91 0.00 1.69 0.05 0.10 58.25 10:40:00 6 38.77 0.00 1.77 0.03 0.10 59.33 10:40:00 7 35.17 0.00 1.66 0.04 0.10 63.02 Average: all 36.25 0.00 1.69 0.06 0.09 61.91 Average: 0 35.43 0.00 1.55 0.07 0.08 62.87 Average: 1 36.62 0.00 1.92 0.14 0.09 61.24 Average: 2 36.61 0.00 1.61 0.07 0.09 61.63 Average: 3 38.60 0.00 1.96 0.05 0.08 59.31 Average: 4 35.78 0.00 1.66 0.04 0.08 62.44 Average: 5 37.57 0.00 1.59 0.05 0.09 60.71 Average: 6 35.28 0.00 1.53 0.04 0.08 63.07 Average: 7 34.17 0.00 1.73 0.04 0.09 63.97