---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19980 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: 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 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 894 24836 4 6360 30729 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:82:c0:74 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.184/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84043sec preferred_lft 84043sec inet6 fe80::f816:3eff:fe82:c074/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:9f:49:49:41:54 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-19980) 05/25/26 _x86_64_ (8 CPU) 16:11:48 LINUX RESTART (8 CPU) 16:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:01 21.93 0.16 18.89 2.89 5.79 2201.59 11164.44 16:40:01 51.30 0.01 31.60 19.69 0.24 3184.59 528709.27 16:50:00 26.50 0.30 22.98 3.22 11.72 6608.99 8059.16 Average: 33.24 0.16 24.49 8.60 5.91 3997.15 182726.77 16:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:01 25135460 28991100 3316304 10.09 174564 3886760 3407328 10.05 758972 6501732 192892 16:40:01 24824048 29211436 3091444 9.41 212336 4329032 3193716 9.42 900752 6616876 120448 16:50:00 25545368 31566640 728600 2.22 231568 5883408 1332968 3.93 1520668 5183936 16 Average: 25168292 29923059 2378783 7.24 206156 4699733 2644671 7.80 1060131 6100848 104452 16:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:01 lo 1849.83 1849.83 1763.04 1763.04 0.00 0.00 0.00 0.00 16:30:01 ens3 41.38 28.75 15.71 11.24 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 lo 1939.50 1939.50 1847.80 1847.80 0.00 0.00 0.00 0.00 16:40:01 ens3 53.61 39.85 18.49 15.79 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:00 lo 743.11 743.11 688.95 688.95 0.00 0.00 0.00 0.00 16:50:00 ens3 146.12 142.95 227.36 979.92 0.00 0.00 0.00 0.00 16:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1511.18 1511.18 1433.62 1433.62 0.00 0.00 0.00 0.00 Average: ens3 80.34 70.48 87.13 335.34 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-19980) 05/25/26 _x86_64_ (8 CPU) 16:11:48 LINUX RESTART (8 CPU) 16:20:01 CPU %user %nice %system %iowait %steal %idle 16:30:01 all 28.86 0.00 1.36 3.61 0.07 66.11 16:30:01 0 24.69 0.00 1.27 1.70 0.07 72.28 16:30:01 1 30.34 0.00 1.48 1.38 0.07 66.73 16:30:01 2 26.57 0.00 1.66 2.95 0.07 68.75 16:30:01 3 29.89 0.00 1.05 5.61 0.07 63.39 16:30:01 4 31.58 0.00 1.34 1.21 0.07 65.80 16:30:01 5 32.26 0.00 1.43 12.40 0.07 53.84 16:30:01 6 30.74 0.00 1.24 1.40 0.08 66.55 16:30:01 7 24.81 0.00 1.40 2.25 0.06 71.48 16:40:01 all 39.30 0.00 1.92 0.20 0.09 58.49 16:40:01 0 36.75 0.00 1.93 0.05 0.09 61.18 16:40:01 1 42.66 0.00 2.28 0.12 0.10 54.85 16:40:01 2 39.00 0.00 1.95 0.18 0.10 58.78 16:40:01 3 41.68 0.00 2.06 0.23 0.10 55.93 16:40:01 4 44.26 0.00 2.17 0.05 0.10 53.42 16:40:01 5 29.70 0.00 1.61 0.77 0.08 67.84 16:40:01 6 42.50 0.00 1.95 0.10 0.10 55.36 16:40:01 7 37.84 0.00 1.40 0.12 0.09 60.55 16:50:00 all 24.74 0.00 1.20 0.18 0.07 73.81 16:50:00 0 25.01 0.00 1.36 0.05 0.07 73.51 16:50:00 1 25.26 0.00 1.26 0.07 0.07 73.35 16:50:00 2 29.90 0.00 1.15 0.18 0.07 68.70 16:50:00 3 25.20 0.00 1.14 0.02 0.07 73.57 16:50:00 4 21.12 0.00 0.99 0.83 0.06 76.99 16:50:00 5 19.68 0.00 1.19 0.04 0.06 79.02 16:50:00 6 20.36 0.00 1.24 0.23 0.06 78.10 16:50:00 7 31.40 0.00 1.27 0.05 0.07 67.20 Average: all 30.96 0.00 1.49 1.33 0.08 66.13 Average: 0 28.81 0.00 1.52 0.60 0.07 68.99 Average: 1 32.75 0.00 1.67 0.52 0.08 64.98 Average: 2 31.82 0.00 1.58 1.10 0.08 65.41 Average: 3 32.25 0.00 1.41 1.96 0.08 64.30 Average: 4 32.32 0.00 1.50 0.70 0.08 65.41 Average: 5 27.22 0.00 1.41 4.41 0.07 66.89 Average: 6 31.19 0.00 1.48 0.58 0.08 66.68 Average: 7 31.35 0.00 1.36 0.81 0.08 66.42