---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33998 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 905 24857 4 6329 30719 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:cb:1f:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81462sec preferred_lft 81462sec inet6 fe80::f816:3eff:fecb:1f7e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:77:85:12:cb:eb 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-33998) 07/08/26 _x86_64_ (8 CPU) 11:34:52 LINUX RESTART (8 CPU) 11:40:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:23 1.25 0.01 1.24 0.00 0.04 14.69 221.49 12:00:23 1.05 0.00 1.05 0.00 0.00 12.01 0.00 12:10:12 1.11 0.00 1.11 0.00 0.00 12.81 0.00 12:20:12 28.86 4.20 24.01 0.66 250.68 3661.64 697.43 12:30:05 35.79 0.53 18.39 16.87 18.41 3194.30 522197.93 12:40:23 30.01 0.11 25.95 3.96 5.00 2154.57 8926.00 12:50:11 26.54 0.01 23.23 3.30 0.11 2592.03 15175.40 Average: 17.84 0.69 13.62 3.53 39.30 1664.45 77478.72 11:40:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:23 30227564 31871364 514740 1.57 59632 1922352 1512152 4.46 199400 2135656 148 12:00:23 30226836 31870980 515188 1.57 59936 1922360 1512152 4.46 199716 2136764 20 12:10:12 30225112 31869616 516404 1.57 60312 1922372 1512136 4.46 200044 2137636 144 12:20:12 28108280 30859720 1467112 4.46 117528 2921876 1860976 5.49 448776 3928116 50572 12:30:05 26218636 29740800 2569552 7.82 156936 3595280 2622828 7.73 691264 5506068 10492 12:40:23 25465892 29359888 2946464 8.97 191148 3896104 2939852 8.67 797504 6115940 30752 12:50:11 24891788 29238188 3064440 9.33 213996 4288956 2984408 8.80 903536 6531636 18488 Average: 27909158 30687222 1656271 5.04 122784 2924186 2134929 6.30 491463 4070259 15802 11:40:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:50:23 ens3 0.24 0.09 0.16 0.02 0.00 0.00 0.00 0.00 11:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:00:23 ens3 0.19 0.10 0.05 0.04 0.00 0.00 0.00 0.00 12:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:10:12 ens3 0.18 0.08 0.05 0.01 0.00 0.00 0.00 0.00 12:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:12 lo 0.38 0.38 0.04 0.04 0.00 0.00 0.00 0.00 12:20:12 ens3 79.53 59.24 785.01 10.85 0.00 0.00 0.00 0.00 12:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:05 lo 851.63 851.63 809.67 809.67 0.00 0.00 0.00 0.00 12:30:05 ens3 45.24 33.87 303.23 8.28 0.00 0.00 0.00 0.00 12:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:23 lo 1791.73 1791.73 1707.42 1707.42 0.00 0.00 0.00 0.00 12:40:23 ens3 18.40 15.40 7.72 5.02 0.00 0.00 0.00 0.00 12:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:11 lo 1369.13 1369.13 1303.54 1303.54 0.00 0.00 0.00 0.00 12:50:11 ens3 19.85 16.20 7.51 5.46 0.00 0.00 0.00 0.00 12:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 577.23 577.23 549.55 549.55 0.00 0.00 0.00 0.00 Average: ens3 23.39 17.87 157.67 4.24 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-33998) 07/08/26 _x86_64_ (8 CPU) 11:34:52 LINUX RESTART (8 CPU) 11:40:23 CPU %user %nice %system %iowait %steal %idle 11:50:23 all 0.05 0.00 0.02 0.36 0.01 99.57 11:50:23 0 0.01 0.00 0.01 0.00 0.00 99.98 11:50:23 1 0.02 0.00 0.02 2.64 0.01 97.31 11:50:23 2 0.01 0.00 0.02 0.04 0.00 99.93 11:50:23 3 0.01 0.00 0.02 0.00 0.01 99.96 11:50:23 4 0.01 0.00 0.00 0.00 0.00 99.99 11:50:23 5 0.01 0.00 0.02 0.00 0.01 99.96 11:50:23 6 0.31 0.00 0.03 0.00 0.02 99.64 11:50:23 7 0.01 0.00 0.01 0.18 0.00 99.80 12:00:23 all 0.09 0.00 0.01 0.04 0.00 99.85 12:00:23 0 0.00 0.00 0.01 0.01 0.00 99.98 12:00:23 1 0.58 0.00 0.01 0.24 0.01 99.16 12:00:23 2 0.03 0.00 0.03 0.00 0.01 99.93 12:00:23 3 0.02 0.00 0.02 0.02 0.00 99.94 12:00:23 4 0.02 0.00 0.01 0.00 0.00 99.98 12:00:23 5 0.02 0.00 0.02 0.00 0.01 99.96 12:00:23 6 0.02 0.00 0.01 0.00 0.01 99.96 12:00:23 7 0.01 0.00 0.01 0.05 0.00 99.94 12:10:12 all 0.08 0.00 0.02 0.04 0.00 99.86 12:10:12 0 0.00 0.00 0.00 0.02 0.00 99.97 12:10:12 1 0.55 0.00 0.02 0.21 0.01 99.21 12:10:12 2 0.01 0.00 0.01 0.03 0.00 99.94 12:10:12 3 0.01 0.00 0.02 0.00 0.00 99.97 12:10:12 4 0.03 0.00 0.02 0.00 0.00 99.95 12:10:12 5 0.03 0.00 0.03 0.00 0.01 99.94 12:10:12 6 0.01 0.00 0.02 0.01 0.01 99.95 12:10:12 7 0.00 0.00 0.01 0.00 0.00 99.99 12:20:12 all 7.51 0.00 0.47 0.22 0.07 91.73 12:20:12 0 6.83 0.00 0.45 0.13 0.03 92.56 12:20:12 1 7.87 0.00 0.43 0.78 0.04 90.89 12:20:12 2 5.29 0.00 0.55 0.37 0.18 93.62 12:20:12 3 7.39 0.00 0.49 0.04 0.15 91.94 12:20:12 4 10.87 0.00 0.45 0.14 0.04 88.50 12:20:12 5 6.80 0.00 0.45 0.09 0.04 92.62 12:20:12 6 7.90 0.00 0.47 0.14 0.04 91.46 12:20:12 7 7.15 0.00 0.48 0.12 0.03 92.22 12:30:05 all 40.30 0.00 1.67 0.08 0.16 57.79 12:30:05 0 40.92 0.00 1.53 0.03 0.16 57.36 12:30:05 1 42.42 0.00 1.71 0.02 0.16 55.69 12:30:05 2 42.33 0.00 1.79 0.06 0.16 55.65 12:30:05 3 40.03 0.00 1.79 0.06 0.16 57.96 12:30:05 4 42.89 0.00 1.54 0.03 0.17 55.38 12:30:05 5 41.02 0.00 1.70 0.21 0.16 56.91 12:30:05 6 36.32 0.00 1.57 0.07 0.14 61.90 12:30:05 7 36.49 0.00 1.75 0.15 0.16 61.44 12:40:23 all 37.24 0.00 1.88 0.11 0.22 60.55 12:40:23 0 36.63 0.00 1.83 0.07 0.23 61.24 12:40:23 1 39.85 0.00 2.18 0.07 0.23 57.68 12:40:23 2 36.24 0.00 1.62 0.17 0.21 61.76 12:40:23 3 36.62 0.00 2.26 0.15 0.22 60.75 12:40:23 4 37.97 0.00 1.83 0.06 0.22 59.93 12:40:23 5 37.97 0.00 1.74 0.06 0.22 60.02 12:40:23 6 35.77 0.00 2.00 0.22 0.22 61.78 12:40:23 7 36.86 0.00 1.59 0.08 0.22 61.25 12:50:11 all 36.52 0.00 1.82 0.12 0.24 61.30 12:50:11 0 31.93 0.00 1.80 0.11 0.22 65.94 12:50:11 1 32.93 0.00 1.82 0.10 0.22 64.92 12:50:11 2 41.10 0.00 2.15 0.18 0.26 56.32 12:50:11 3 35.51 0.00 1.68 0.07 0.24 62.50 12:50:11 4 43.39 0.00 2.05 0.10 0.27 54.19 12:50:11 5 35.17 0.00 1.78 0.26 0.23 62.56 12:50:11 6 35.99 0.00 1.67 0.08 0.25 62.00 12:50:11 7 36.15 0.00 1.60 0.05 0.25 61.95 Average: all 17.40 0.00 0.84 0.14 0.10 81.52 Average: 0 16.62 0.00 0.81 0.05 0.09 82.42 Average: 1 17.77 0.00 0.89 0.58 0.10 80.67 Average: 2 17.83 0.00 0.88 0.12 0.12 81.05 Average: 3 17.09 0.00 0.90 0.05 0.11 81.86 Average: 4 19.29 0.00 0.84 0.05 0.10 79.72 Average: 5 17.29 0.00 0.82 0.09 0.10 81.71 Average: 6 16.62 0.00 0.83 0.08 0.10 82.38 Average: 7 16.67 0.00 0.78 0.09 0.09 82.37