---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38015 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 18G 138G 12% / 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 747 18962 4 12382 30877 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:7b:a4:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.53/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84594sec preferred_lft 84594sec inet6 fe80::f816:3eff:fe7b:a472/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:29:a6:98:dc:e2 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 inet6 fe80::2829:a6ff:fe98:dce2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38015) 08/16/26 _x86_64_ (8 CPU) 00:36:47 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:35 12.18 0.25 11.36 0.57 10.03 5251.24 521.29 01:00:35 56.89 14.12 41.67 1.10 452.97 24681.75 3456.98 Average: 33.91 6.99 26.09 0.83 225.30 14694.44 1948.03 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:35 23572232 27976312 4331556 13.18 145820 4469852 4460160 13.15 822172 8002456 232 01:00:35 19651340 31634580 639420 1.95 230076 11653612 1450464 4.28 3133416 9235096 28 Average: 21611786 29805446 2485488 7.56 187948 8061732 2955312 8.71 1977794 8618776 130 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:35 lo 5.40 5.40 0.52 0.52 0.00 0.00 0.00 0.00 00:50:35 ens3 70.05 53.01 288.30 13.35 0.00 0.00 0.00 0.00 00:50:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:35 lo 231.06 231.06 225.83 225.83 0.00 0.00 0.00 0.00 01:00:35 ens3 79.88 69.42 544.88 125.64 0.00 0.00 0.00 0.00 01:00:35 docker0 12.09 9.84 110.99 2.18 0.00 0.00 0.00 0.00 01:00:35 vethf0e7b6f 12.09 9.85 111.16 2.18 0.00 0.00 0.00 0.01 Average: lo 115.07 115.07 110.02 110.02 0.00 0.00 0.00 0.00 Average: ens3 74.82 60.99 413.00 67.92 0.00 0.00 0.00 0.00 Average: docker0 5.88 4.78 53.94 1.06 0.00 0.00 0.00 0.00 Average: vethf0e7b6f 5.87 4.79 54.02 1.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38015) 08/16/26 _x86_64_ (8 CPU) 00:36:47 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:35 all 36.83 0.00 1.36 0.04 0.07 61.70 00:50:35 0 34.68 0.00 1.60 0.07 0.07 63.57 00:50:35 1 34.65 0.00 1.24 0.02 0.07 64.02 00:50:35 2 38.97 0.00 1.42 0.07 0.07 59.48 00:50:35 3 42.30 0.00 1.26 0.01 0.08 56.35 00:50:35 4 38.00 0.00 1.31 0.02 0.07 60.59 00:50:35 5 35.03 0.00 1.35 0.04 0.07 63.50 00:50:35 6 31.88 0.00 1.34 0.02 0.07 66.69 00:50:35 7 39.14 0.00 1.36 0.04 0.08 59.39 01:00:35 all 17.10 0.04 1.46 0.20 0.06 81.14 01:00:35 0 16.96 0.30 1.53 0.27 0.06 80.87 01:00:35 1 13.98 0.00 1.52 0.07 0.06 84.37 01:00:35 2 21.51 0.00 1.85 0.17 0.06 76.42 01:00:35 3 15.19 0.00 1.15 0.18 0.06 83.42 01:00:35 4 20.16 0.00 1.57 0.31 0.06 77.90 01:00:35 5 18.48 0.00 1.32 0.24 0.06 79.89 01:00:35 6 16.30 0.00 1.43 0.24 0.05 81.98 01:00:35 7 14.23 0.00 1.32 0.14 0.06 84.25 Average: all 27.25 0.02 1.41 0.12 0.07 71.14 Average: 0 26.08 0.14 1.57 0.17 0.07 71.97 Average: 1 24.61 0.00 1.38 0.04 0.06 73.91 Average: 2 30.49 0.00 1.63 0.12 0.07 67.70 Average: 3 29.13 0.00 1.21 0.09 0.07 69.50 Average: 4 29.33 0.00 1.44 0.16 0.07 69.00 Average: 5 27.00 0.00 1.33 0.14 0.07 71.46 Average: 6 24.32 0.00 1.39 0.13 0.06 74.11 Average: 7 27.03 0.00 1.34 0.09 0.07 71.47