---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-39078 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 888 24815 4 6388 30736 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:11:68:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.227/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83973sec preferred_lft 83973sec inet6 fe80::f816:3eff:fe11:6834/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:12:b6:62:ae:d2 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-39078) 08/20/26 _x86_64_ (8 CPU) 15:19:43 LINUX RESTART (8 CPU) 15:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:01 65.13 11.96 50.36 2.80 1609.41 21605.07 10111.31 15:40:01 28.21 0.12 24.38 3.70 5.88 2270.79 9555.51 15:50:01 34.20 0.01 30.12 4.06 0.61 3332.36 11863.80 16:00:01 26.07 0.19 22.30 3.58 13.55 6303.91 11280.16 Average: 38.40 3.07 31.79 3.54 407.39 8378.36 10702.68 15:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:01 26291616 29627520 2684612 8.17 147504 3436592 3330504 9.82 636440 5509416 33624 15:40:01 25784620 29538112 2769596 8.43 176932 3784396 2842980 8.38 749036 5870644 24472 15:50:01 24535360 28945616 3356808 10.21 216924 4343916 3534292 10.42 909312 6893496 22176 16:00:01 25399648 31456312 839584 2.55 234760 5913560 1442696 4.25 1524448 5321340 13208 Average: 25502811 29891890 2412650 7.34 194030 4369616 2787618 8.22 954809 5898724 23370 15:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:01 lo 905.40 905.40 862.57 862.57 0.00 0.00 0.00 0.00 15:30:01 ens3 160.84 121.85 1200.58 27.10 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 1583.40 1583.40 1507.70 1507.70 0.00 0.00 0.00 0.00 15:40:01 ens3 45.50 33.69 19.85 13.49 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 1728.12 1728.12 1645.75 1645.75 0.00 0.00 0.00 0.00 15:50:01 ens3 55.04 38.82 19.62 15.54 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 670.23 670.23 620.27 620.27 0.00 0.00 0.00 0.00 16:00:01 ens3 136.60 133.81 231.99 977.15 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1221.78 1221.78 1159.07 1159.07 0.00 0.00 0.00 0.00 Average: ens3 99.49 82.04 368.03 258.32 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-39078) 08/20/26 _x86_64_ (8 CPU) 15:19:43 LINUX RESTART (8 CPU) 15:20:00 CPU %user %nice %system %iowait %steal %idle 15:30:01 all 28.34 0.00 1.53 0.22 0.06 69.85 15:30:01 0 22.63 0.00 1.31 0.06 0.06 75.94 15:30:01 1 30.81 0.00 1.59 0.21 0.07 67.33 15:30:01 2 28.76 0.00 1.68 0.18 0.07 69.31 15:30:01 3 29.51 0.00 1.72 0.74 0.07 67.95 15:30:01 4 30.75 0.00 1.55 0.16 0.07 67.47 15:30:01 5 28.80 0.00 1.44 0.12 0.06 69.58 15:30:01 6 24.59 0.00 1.54 0.22 0.06 73.59 15:30:01 7 30.84 0.00 1.41 0.06 0.07 67.62 15:40:01 all 33.93 0.00 1.58 0.05 0.08 64.36 15:40:01 0 33.36 0.00 1.43 0.04 0.08 65.08 15:40:01 1 33.69 0.00 1.65 0.07 0.08 64.52 15:40:01 2 35.31 0.00 1.73 0.11 0.08 62.77 15:40:01 3 34.59 0.00 1.76 0.03 0.08 63.54 15:40:01 4 33.61 0.00 1.43 0.08 0.07 64.81 15:40:01 5 28.10 0.00 1.45 0.03 0.07 70.35 15:40:01 6 37.19 0.00 1.48 0.03 0.08 61.22 15:40:01 7 35.60 0.00 1.71 0.03 0.07 62.58 15:50:01 all 38.33 0.00 1.80 0.06 0.08 59.74 15:50:01 0 34.04 0.00 1.61 0.03 0.08 64.24 15:50:01 1 37.87 0.00 2.05 0.18 0.08 59.81 15:50:01 2 40.09 0.00 1.61 0.03 0.08 58.19 15:50:01 3 40.50 0.00 1.90 0.05 0.08 57.47 15:50:01 4 37.38 0.00 2.07 0.04 0.08 60.44 15:50:01 5 40.27 0.00 1.82 0.03 0.08 57.80 15:50:01 6 37.09 0.00 1.68 0.03 0.08 61.13 15:50:01 7 39.39 0.00 1.67 0.06 0.08 58.80 16:00:01 all 20.59 0.00 1.07 0.08 0.06 78.20 16:00:01 0 22.92 0.00 1.05 0.02 0.07 75.94 16:00:01 1 15.63 0.00 1.12 0.33 0.06 82.86 16:00:01 2 19.49 0.00 1.13 0.11 0.07 79.21 16:00:01 3 29.25 0.00 1.14 0.04 0.07 69.49 16:00:01 4 25.90 0.00 1.28 0.08 0.07 72.67 16:00:01 5 20.96 0.00 1.04 0.03 0.05 77.92 16:00:01 6 14.95 0.00 1.00 0.02 0.06 83.97 16:00:01 7 15.58 0.00 0.84 0.01 0.05 83.51 Average: all 30.29 0.00 1.50 0.10 0.07 68.04 Average: 0 28.24 0.00 1.35 0.04 0.07 70.30 Average: 1 29.50 0.00 1.60 0.20 0.07 68.63 Average: 2 30.91 0.00 1.54 0.11 0.07 67.37 Average: 3 33.46 0.00 1.63 0.22 0.07 64.62 Average: 4 31.91 0.00 1.58 0.09 0.07 66.35 Average: 5 29.53 0.00 1.44 0.05 0.07 68.91 Average: 6 28.45 0.00 1.42 0.07 0.07 69.98 Average: 7 30.35 0.00 1.41 0.04 0.07 68.13