---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10817 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 929 25160 4 6002 30695 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:45:6e:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.176/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83394sec preferred_lft 83394sec inet6 fe80::f816:3eff:fe45:6e58/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:69:00:0a:90:e8 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-10817) 12/05/25 _x86_64_ (8 CPU) 18:57:53 LINUX RESTART (8 CPU) 19:00:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:10:25 28.24 2.22 25.41 0.61 128.76 2096.27 1176.57 19:20:25 25.05 2.51 20.14 2.40 139.67 3972.93 3486.44 19:30:25 35.52 0.11 30.74 4.67 5.35 2522.01 15743.00 19:40:25 33.26 0.01 28.89 4.36 0.11 2935.12 20815.41 Average: 30.52 1.21 26.30 3.01 68.47 2881.59 10305.39 19:00:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:25 29660400 31813888 536456 1.63 102132 2358012 1070204 3.16 320040 2533448 176 19:20:25 26046680 29283752 3028772 9.22 157176 3320664 3587580 10.58 677660 5713720 18064 19:30:25 25653784 29308356 2998832 9.13 197108 3657344 2965680 8.75 796888 5917448 12824 19:40:25 24914040 29079924 3223544 9.81 218328 4107556 3210176 9.47 920220 6509912 19300 Average: 26568726 29871480 2446901 7.45 168686 3360894 2708410 7.99 678702 5168632 12591 19:00:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:10:25 lo 0.28 0.28 0.04 0.04 0.00 0.00 0.00 0.00 19:10:25 ens3 41.44 30.42 297.50 7.99 0.00 0.00 0.00 0.00 19:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:25 lo 804.20 804.20 765.14 765.14 0.00 0.00 0.00 0.00 19:20:25 ens3 97.62 76.04 685.02 21.73 0.00 0.00 0.00 0.00 19:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:25 lo 1988.43 1988.43 1892.83 1892.83 0.00 0.00 0.00 0.00 19:30:25 ens3 40.94 29.11 17.33 12.91 0.00 0.00 0.00 0.00 19:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:25 lo 1562.13 1562.13 1486.53 1486.53 0.00 0.00 0.00 0.00 19:40:25 ens3 43.84 32.41 19.54 15.59 0.00 0.00 0.00 0.00 19:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1088.76 1088.76 1036.14 1036.14 0.00 0.00 0.00 0.00 Average: ens3 55.96 42.00 254.85 14.56 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-10817) 12/05/25 _x86_64_ (8 CPU) 18:57:53 LINUX RESTART (8 CPU) 19:00:25 CPU %user %nice %system %iowait %steal %idle 19:10:25 all 1.33 0.00 0.18 0.15 0.02 98.32 19:10:25 0 0.60 0.00 0.16 0.52 0.02 98.70 19:10:25 1 2.42 0.00 0.22 0.06 0.04 97.27 19:10:25 2 1.51 0.00 0.27 0.04 0.03 98.15 19:10:25 3 0.55 0.00 0.21 0.37 0.02 98.86 19:10:25 4 0.95 0.00 0.14 0.06 0.02 98.84 19:10:25 5 0.79 0.00 0.09 0.03 0.03 99.07 19:10:25 6 2.45 0.00 0.16 0.07 0.01 97.31 19:10:25 7 1.40 0.00 0.17 0.03 0.02 98.37 19:20:25 all 37.53 0.00 1.69 0.08 0.08 60.62 19:20:25 0 39.08 0.00 1.69 0.08 0.08 59.07 19:20:25 1 37.04 0.00 1.59 0.10 0.09 61.19 19:20:25 2 42.98 0.00 1.62 0.05 0.09 55.26 19:20:25 3 36.17 0.00 1.91 0.18 0.09 61.66 19:20:25 4 38.24 0.00 1.53 0.03 0.08 60.13 19:20:25 5 36.60 0.00 1.72 0.05 0.08 61.54 19:20:25 6 31.76 0.00 1.99 0.09 0.08 66.08 19:20:25 7 38.40 0.00 1.46 0.06 0.09 59.99 19:30:25 all 35.09 0.00 1.91 0.11 0.08 62.81 19:30:25 0 33.04 0.00 1.72 0.09 0.09 65.07 19:30:25 1 38.69 0.00 1.88 0.10 0.09 59.24 19:30:25 2 36.38 0.00 2.40 0.15 0.08 60.99 19:30:25 3 34.21 0.00 1.91 0.11 0.08 63.69 19:30:25 4 33.73 0.00 1.61 0.07 0.08 64.51 19:30:25 5 34.33 0.00 2.04 0.20 0.08 63.35 19:30:25 6 34.42 0.00 2.04 0.08 0.08 63.37 19:30:25 7 35.96 0.00 1.66 0.07 0.09 62.23 19:40:25 all 36.37 0.00 1.84 0.11 0.09 61.58 19:40:25 0 33.59 0.00 1.82 0.12 0.10 64.37 19:40:25 1 37.42 0.00 2.06 0.29 0.09 60.13 19:40:25 2 35.89 0.00 1.83 0.10 0.09 62.09 19:40:25 3 36.48 0.00 1.96 0.11 0.09 61.36 19:40:25 4 36.55 0.00 1.70 0.04 0.09 61.62 19:40:25 5 37.35 0.00 1.64 0.07 0.09 60.85 19:40:25 6 37.10 0.00 1.94 0.13 0.09 60.74 19:40:25 7 36.59 0.00 1.81 0.05 0.09 61.46 Average: all 27.56 0.00 1.40 0.11 0.07 70.85 Average: 0 26.56 0.00 1.34 0.20 0.07 71.82 Average: 1 28.87 0.00 1.44 0.14 0.07 69.49 Average: 2 29.17 0.00 1.53 0.08 0.07 69.15 Average: 3 26.83 0.00 1.49 0.19 0.07 71.41 Average: 4 27.34 0.00 1.24 0.05 0.07 71.30 Average: 5 27.24 0.00 1.37 0.09 0.07 71.23 Average: 6 26.41 0.00 1.53 0.09 0.06 71.90 Average: 7 28.06 0.00 1.27 0.05 0.07 70.54