---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20002 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 924 24862 4 6305 30699 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:99:da:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.192/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83455sec preferred_lft 83455sec inet6 fe80::f816:3eff:fe99:da0d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:21:76:60:0a:e3 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-20002) 05/25/26 _x86_64_ (8 CPU) 16:57:01 LINUX RESTART (8 CPU) 17:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:11 34.90 4.54 29.27 1.09 261.01 4288.60 1456.73 17:20:11 16.32 0.26 14.30 1.76 10.95 2492.91 4964.14 17:30:01 31.23 0.01 27.09 4.13 0.23 2212.03 9561.03 17:40:01 29.03 0.01 25.45 3.56 0.12 2718.04 13554.09 Average: 27.89 1.23 24.04 2.62 69.22 2936.97 7349.08 17:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:11 27719608 30610936 1711316 5.21 125472 3049776 1976900 5.83 502108 4270116 9284 17:20:11 25344656 28854956 3455996 10.52 156200 3583404 3606984 10.64 682160 6398004 7580 17:30:01 25433980 29300940 3005912 9.15 190552 3871028 2968068 8.75 785964 6164952 33668 17:40:01 24794840 29132280 3170724 9.65 214228 4280312 3075792 9.07 897372 6631408 10444 Average: 25823271 29474778 2835987 8.63 171613 3696130 2906936 8.57 716901 5866120 15244 17:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:11 lo 261.86 261.86 249.31 249.31 0.00 0.00 0.00 0.00 17:10:11 ens3 90.88 62.59 980.72 11.82 0.00 0.00 0.00 0.00 17:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:11 lo 667.88 667.88 634.52 634.52 0.00 0.00 0.00 0.00 17:20:11 ens3 26.67 21.22 82.62 6.56 0.00 0.00 0.00 0.00 17:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 lo 1789.58 1789.58 1705.50 1705.50 0.00 0.00 0.00 0.00 17:30:01 ens3 17.86 14.66 7.68 5.01 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 lo 1506.31 1506.31 1434.26 1434.26 0.00 0.00 0.00 0.00 17:40:01 ens3 22.32 17.21 8.03 5.94 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1049.84 1049.84 999.64 999.64 0.00 0.00 0.00 0.00 Average: ens3 39.75 29.13 274.02 7.36 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-20002) 05/25/26 _x86_64_ (8 CPU) 16:57:01 LINUX RESTART (8 CPU) 17:00:01 CPU %user %nice %system %iowait %steal %idle 17:10:11 all 10.81 0.00 0.82 0.17 0.05 88.15 17:10:11 0 9.87 0.00 0.56 0.04 0.04 89.48 17:10:11 1 13.14 0.00 1.27 0.61 0.07 84.90 17:10:11 2 10.47 0.00 0.89 0.42 0.05 88.17 17:10:11 3 9.17 0.00 0.67 0.03 0.04 90.08 17:10:11 4 9.71 0.00 0.65 0.07 0.05 89.53 17:10:11 5 11.37 0.00 0.95 0.07 0.05 87.55 17:10:11 6 10.32 0.00 0.79 0.04 0.05 88.81 17:10:11 7 12.43 0.00 0.76 0.05 0.06 86.70 17:20:11 all 38.85 0.00 1.77 0.05 0.15 59.18 17:20:11 0 32.48 0.00 1.42 0.06 0.16 65.87 17:20:11 1 39.45 0.00 1.93 0.05 0.15 58.42 17:20:11 2 44.21 0.00 2.01 0.03 0.15 53.61 17:20:11 3 41.45 0.00 1.83 0.05 0.15 56.52 17:20:11 4 39.34 0.00 1.90 0.10 0.16 58.50 17:20:11 5 37.79 0.00 1.66 0.04 0.14 60.36 17:20:11 6 35.67 0.00 1.86 0.06 0.14 62.27 17:20:11 7 40.46 0.00 1.53 0.02 0.15 57.83 17:30:01 all 35.77 0.00 2.04 0.06 0.12 62.01 17:30:01 0 32.22 0.00 2.39 0.04 0.12 65.23 17:30:01 1 38.81 0.00 2.25 0.13 0.12 58.70 17:30:01 2 39.99 0.00 2.51 0.07 0.12 57.30 17:30:01 3 34.47 0.00 1.98 0.05 0.12 63.39 17:30:01 4 33.85 0.00 1.87 0.03 0.12 64.13 17:30:01 5 35.32 0.00 1.90 0.05 0.13 62.60 17:30:01 6 37.41 0.00 1.95 0.08 0.12 60.44 17:30:01 7 34.07 0.00 1.49 0.04 0.12 64.28 17:40:01 all 37.00 0.00 2.03 0.06 0.18 60.74 17:40:01 0 33.42 0.00 1.89 0.12 0.28 64.30 17:40:01 1 40.58 0.00 2.16 0.06 0.27 56.93 17:40:01 2 37.71 0.00 2.27 0.13 0.11 59.77 17:40:01 3 42.18 0.00 2.01 0.03 0.12 55.66 17:40:01 4 39.90 0.00 2.02 0.04 0.13 57.90 17:40:01 5 30.30 0.00 2.07 0.05 0.13 67.44 17:40:01 6 34.52 0.00 1.83 0.04 0.26 63.35 17:40:01 7 37.36 0.00 1.96 0.04 0.12 60.52 Average: all 30.49 0.00 1.66 0.09 0.12 67.64 Average: 0 26.90 0.00 1.56 0.07 0.15 71.32 Average: 1 32.89 0.00 1.90 0.21 0.15 64.85 Average: 2 32.97 0.00 1.91 0.16 0.11 64.84 Average: 3 31.69 0.00 1.62 0.04 0.11 66.55 Average: 4 30.58 0.00 1.60 0.06 0.11 67.64 Average: 5 28.59 0.00 1.64 0.05 0.11 69.60 Average: 6 29.36 0.00 1.60 0.05 0.14 68.85 Average: 7 30.98 0.00 1.43 0.04 0.11 67.44