---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25656 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 907 24770 4 6414 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:32:e4:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.199/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84261sec preferred_lft 84261sec inet6 fe80::f816:3eff:fe32:e482/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:40:8d:05:91:89 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25656) 03/02/26 _x86_64_ (8 CPU) 18:29:21 LINUX RESTART (8 CPU) 18:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:01 60.48 10.76 46.54 3.18 1756.20 7191.56 11429.14 18:50:03 32.64 0.12 28.32 4.20 5.50 2493.40 28593.02 19:00:00 50.19 0.01 30.76 19.41 0.63 3067.53 539255.24 Average: 47.76 3.64 35.22 8.90 588.73 4253.24 192173.27 18:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:01 25994304 29582312 2727396 8.30 156264 3671132 2766892 8.16 796360 5622008 61872 18:50:03 25405792 29399592 2905656 8.84 193632 3998608 2812700 8.29 913028 6053836 28600 19:00:00 24737400 29247108 3053476 9.29 219372 4448472 2893228 8.53 1044596 6540212 9780 Average: 25379165 29409671 2895509 8.81 189756 4039404 2824273 8.33 917995 6072019 33417 18:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:01 lo 833.68 833.68 793.30 793.30 0.00 0.00 0.00 0.00 18:40:01 ens3 158.73 114.99 1288.21 21.62 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:03 lo 1862.07 1862.07 1772.32 1772.32 0.00 0.00 0.00 0.00 18:50:03 ens3 23.49 19.05 9.15 6.56 0.00 0.00 0.00 0.00 18:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:00 lo 1691.81 1691.81 1610.04 1610.04 0.00 0.00 0.00 0.00 19:00:00 ens3 32.99 24.01 10.34 7.89 0.00 0.00 0.00 0.00 19:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1462.07 1462.07 1391.46 1391.46 0.00 0.00 0.00 0.00 Average: ens3 71.82 52.74 436.83 12.03 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25656) 03/02/26 _x86_64_ (8 CPU) 18:29:21 LINUX RESTART (8 CPU) 18:30:00 CPU %user %nice %system %iowait %steal %idle 18:40:01 all 36.38 0.00 1.66 0.43 0.09 61.43 18:40:01 0 37.36 0.00 1.35 0.21 0.09 60.99 18:40:01 1 37.64 0.00 1.74 0.68 0.09 59.86 18:40:01 2 38.28 0.00 1.63 0.70 0.09 59.29 18:40:01 3 38.98 0.00 1.90 0.51 0.09 58.52 18:40:01 4 39.31 0.00 1.77 0.47 0.09 58.36 18:40:01 5 39.05 0.00 1.87 0.41 0.10 58.56 18:40:01 6 32.05 0.00 1.64 0.33 0.08 65.90 18:40:01 7 28.41 0.00 1.39 0.17 0.08 69.95 18:50:03 all 37.54 0.00 1.63 0.14 0.08 60.61 18:50:03 0 39.23 0.00 1.77 0.15 0.08 58.77 18:50:03 1 36.26 0.00 1.66 0.20 0.08 61.81 18:50:03 2 36.07 0.00 1.92 0.15 0.08 61.78 18:50:03 3 37.96 0.00 1.65 0.05 0.08 60.26 18:50:03 4 36.24 0.00 1.79 0.30 0.08 61.59 18:50:03 5 39.30 0.00 1.46 0.08 0.09 59.07 18:50:03 6 37.63 0.00 1.42 0.06 0.08 60.81 18:50:03 7 37.67 0.00 1.33 0.13 0.07 60.79 19:00:00 all 36.95 0.00 1.73 0.16 0.09 61.07 19:00:00 0 39.76 0.00 1.78 0.10 0.09 58.27 19:00:00 1 34.36 0.00 1.72 0.19 0.08 63.64 19:00:00 2 39.64 0.00 1.80 0.05 0.09 58.42 19:00:00 3 36.37 0.00 1.53 0.03 0.08 62.00 19:00:00 4 37.79 0.00 2.02 0.07 0.08 60.03 19:00:00 5 34.62 0.00 1.75 0.20 0.09 63.34 19:00:00 6 35.93 0.00 1.41 0.11 0.09 62.46 19:00:00 7 37.11 0.00 1.87 0.52 0.09 60.42 Average: all 36.96 0.00 1.67 0.24 0.08 61.04 Average: 0 38.79 0.00 1.63 0.15 0.09 59.34 Average: 1 36.09 0.00 1.70 0.36 0.08 61.77 Average: 2 37.99 0.00 1.78 0.30 0.09 59.84 Average: 3 37.77 0.00 1.69 0.20 0.08 60.25 Average: 4 37.78 0.00 1.86 0.28 0.08 60.00 Average: 5 37.66 0.00 1.70 0.23 0.09 60.32 Average: 6 35.20 0.00 1.49 0.16 0.08 63.06 Average: 7 34.39 0.00 1.53 0.27 0.08 63.73