---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7486 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 9.9G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 685 10856 4 4447 14961 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:28:18:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.210/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84919sec preferred_lft 84919sec inet6 fe80::f816:3eff:fe28:18a0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:26:d4:43:fc:60 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-4c-4g-7486) 02/03/26 _x86_64_ (4 CPU) 21:55:30 LINUX RESTART (4 CPU) 22:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:18 53.67 3.01 42.43 8.23 730.32 5098.91 23840.10 22:20:07 27.47 0.21 21.44 5.83 13.15 2822.04 13899.59 Average: 40.88 1.64 32.18 7.05 380.09 3987.00 18985.64 22:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:18 9990008 13697888 2259872 13.80 165876 3650268 2531640 14.53 809320 5178052 117456 22:20:07 11119112 15321376 631840 3.86 197404 4066164 1207832 6.93 1001352 3795324 13052 Average: 10554560 14509632 1445856 8.83 181640 3858216 1869736 10.73 905336 4486688 65254 22:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:18 lo 4536.82 4536.82 4324.59 4324.59 0.00 0.00 0.00 0.00 22:10:18 ens3 161.45 117.23 792.30 31.25 0.00 0.00 0.00 0.00 22:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:07 lo 1690.31 1690.31 1594.95 1594.95 0.00 0.00 0.00 0.00 22:20:07 ens3 127.99 122.32 132.30 186.08 0.00 0.00 0.00 0.00 22:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3146.73 3146.73 2991.57 2991.57 0.00 0.00 0.00 0.00 Average: ens3 145.11 119.72 469.99 106.86 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-4c-4g-7486) 02/03/26 _x86_64_ (4 CPU) 21:55:30 LINUX RESTART (4 CPU) 22:00:01 CPU %user %nice %system %iowait %steal %idle 22:10:18 all 66.96 0.00 3.98 0.15 0.10 28.81 22:10:18 0 66.05 0.00 4.00 0.12 0.10 29.73 22:10:18 1 66.82 0.00 3.94 0.22 0.10 28.93 22:10:18 2 68.27 0.00 3.74 0.13 0.10 27.76 22:10:18 3 66.69 0.00 4.27 0.12 0.10 28.83 22:20:07 all 37.09 0.00 2.03 0.21 0.08 60.59 22:20:07 0 37.91 0.00 2.23 0.25 0.08 59.53 22:20:07 1 35.58 0.00 1.90 0.15 0.08 62.29 22:20:07 2 42.76 0.00 2.26 0.39 0.08 54.50 22:20:07 3 32.09 0.00 1.72 0.06 0.07 66.05 Average: all 52.34 0.00 3.03 0.18 0.09 44.36 Average: 0 52.29 0.00 3.13 0.18 0.09 44.30 Average: 1 51.53 0.00 2.94 0.18 0.09 45.26 Average: 2 55.79 0.00 3.01 0.26 0.09 40.85 Average: 3 49.77 0.00 3.02 0.09 0.09 47.03