---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10815 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: 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 906 24833 4 6351 30717 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:b8:0d:7b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.83/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84385sec preferred_lft 84385sec inet6 fe80::f816:3eff:feb8:d7b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:43:28:31:c4:4d 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-10815) 12/05/25 _x86_64_ (8 CPU) 18:57:48 LINUX RESTART (8 CPU) 19:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:10:29 36.39 1.23 31.13 4.03 611.94 5417.12 33631.61 19:20:03 36.19 0.02 31.23 4.95 0.14 2642.74 13816.99 19:30:14 28.03 0.03 24.76 3.24 0.41 3106.34 15816.41 Average: 33.51 0.44 29.01 4.06 211.29 3756.32 21327.59 19:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:29 25738040 29468528 2838968 8.64 163616 3799808 2921784 8.62 878016 5783208 75004 19:20:03 25243040 29306608 2997384 9.12 195524 4065444 3571852 10.53 986572 6159844 16972 19:30:14 25740156 31741596 555024 1.69 225844 5884212 1110904 3.28 1629580 4891764 1296776 Average: 25573745 30172244 2130459 6.48 194995 4583155 2534847 7.47 1164723 5611605 462917 19:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:10:29 lo 1301.66 1301.66 1238.01 1238.01 0.00 0.00 0.00 0.00 19:10:29 ens3 59.89 44.46 565.39 10.07 0.00 0.00 0.00 0.00 19:10:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:03 lo 2087.70 2087.70 1988.62 1988.62 0.00 0.00 0.00 0.00 19:20:03 ens3 21.76 18.08 9.25 6.19 0.00 0.00 0.00 0.00 19:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:14 lo 1286.94 1286.94 1224.44 1224.44 0.00 0.00 0.00 0.00 19:30:14 ens3 38.53 32.60 179.59 9.16 0.00 0.00 0.00 0.00 19:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1546.30 1546.30 1471.79 1471.79 0.00 0.00 0.00 0.00 Average: ens3 40.57 32.08 258.59 8.53 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-10815) 12/05/25 _x86_64_ (8 CPU) 18:57:48 LINUX RESTART (8 CPU) 19:00:05 CPU %user %nice %system %iowait %steal %idle 19:10:29 all 39.98 0.00 1.83 0.14 0.07 57.97 19:10:29 0 39.27 0.00 1.88 0.07 0.07 58.71 19:10:29 1 40.93 0.00 2.23 0.14 0.07 56.62 19:10:29 2 45.63 0.00 1.77 0.10 0.08 52.42 19:10:29 3 40.41 0.00 1.84 0.25 0.08 57.43 19:10:29 4 40.49 0.00 1.74 0.18 0.07 57.52 19:10:29 5 38.02 0.00 1.86 0.16 0.07 59.88 19:10:29 6 35.95 0.00 1.70 0.14 0.07 62.14 19:10:29 7 39.15 0.00 1.64 0.08 0.07 59.06 19:20:03 all 38.97 0.00 1.99 0.11 0.07 58.86 19:20:03 0 39.71 0.00 2.18 0.04 0.07 58.01 19:20:03 1 39.95 0.00 2.23 0.12 0.07 57.64 19:20:03 2 40.87 0.00 2.12 0.05 0.07 56.89 19:20:03 3 42.17 0.00 2.32 0.05 0.07 55.39 19:20:03 4 36.06 0.00 1.97 0.09 0.07 61.81 19:20:03 5 36.32 0.00 1.82 0.20 0.06 61.59 19:20:03 6 36.72 0.00 1.73 0.17 0.06 61.32 19:20:03 7 39.98 0.00 1.53 0.16 0.06 58.27 19:30:14 all 35.12 0.00 1.74 0.10 0.07 62.98 19:30:14 0 31.93 0.00 1.68 0.08 0.07 66.23 19:30:14 1 32.95 0.00 1.83 0.12 0.07 65.03 19:30:14 2 37.60 0.00 1.91 0.13 0.07 60.30 19:30:14 3 35.84 0.00 1.81 0.10 0.07 62.18 19:30:14 4 35.43 0.00 2.00 0.09 0.07 62.41 19:30:14 5 36.52 0.00 1.49 0.03 0.07 61.89 19:30:14 6 33.13 0.00 1.46 0.11 0.06 65.23 19:30:14 7 37.55 0.00 1.70 0.13 0.06 60.55 Average: all 38.02 0.00 1.85 0.12 0.07 59.94 Average: 0 36.93 0.00 1.91 0.06 0.07 61.03 Average: 1 37.92 0.00 2.10 0.13 0.07 59.78 Average: 2 41.41 0.00 1.93 0.09 0.07 56.50 Average: 3 39.43 0.00 1.98 0.14 0.07 58.39 Average: 4 37.37 0.00 1.90 0.12 0.07 60.53 Average: 5 36.98 0.00 1.72 0.13 0.07 61.10 Average: 6 35.24 0.00 1.63 0.14 0.07 62.92 Average: 7 38.87 0.00 1.62 0.12 0.06 59.31