---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-36601 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 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: 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 12G 66G 16% / 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 691 8847 4 6450 14955 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:ca:f0:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84064sec preferred_lft 84064sec inet6 fe80::f816:3eff:feca:f08a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:dc:c3:21:0b:28 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-36601) 07/17/26 _x86_64_ (4 CPU) 05:23:18 LINUX RESTART (4 CPU) 05:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:10 30.93 2.96 24.94 3.04 160.90 3952.38 5663.25 05:50:11 30.89 0.01 27.78 3.11 0.15 2491.41 8632.77 06:00:12 29.56 0.17 13.32 16.06 10.03 7993.53 231349.46 Average: 30.46 1.04 22.01 7.41 57.00 4813.12 81920.23 05:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:10 9814304 13388332 2569932 15.70 136964 3558052 2827732 16.23 670108 5501712 37652 05:50:11 8281660 12489164 3464876 21.16 159176 4125008 3643744 20.92 813608 6838708 225916 06:00:12 9099184 15343880 603276 3.68 180620 6076432 1122952 6.45 1563848 5178200 40 Average: 9065049 13740459 2212695 13.51 158920 4586497 2531476 14.53 1015855 5839540 87869 05:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:10 lo 1457.24 1457.24 1382.86 1382.86 0.00 0.00 0.00 0.00 05:40:10 ens3 124.72 96.95 930.67 20.17 0.00 0.00 0.00 0.00 05:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:11 lo 1421.50 1421.50 1354.55 1354.55 0.00 0.00 0.00 0.00 05:50:11 ens3 45.31 34.52 35.92 11.12 0.00 0.00 0.00 0.00 05:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:12 lo 464.26 464.26 6924.18 6924.18 0.00 0.00 0.00 0.00 06:00:12 ens3 67.74 75.79 115.39 909.12 0.00 0.00 0.00 0.00 06:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1114.16 1114.16 3221.47 3221.47 0.00 0.00 0.00 0.00 Average: ens3 79.25 69.08 360.52 313.62 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-36601) 07/17/26 _x86_64_ (4 CPU) 05:23:18 LINUX RESTART (4 CPU) 05:30:09 CPU %user %nice %system %iowait %steal %idle 05:40:10 all 63.49 0.00 2.44 0.08 0.09 33.90 05:40:10 0 61.63 0.00 2.53 0.08 0.09 35.68 05:40:10 1 63.52 0.00 2.29 0.11 0.09 33.99 05:40:10 2 65.58 0.00 2.33 0.06 0.09 31.94 05:40:10 3 63.23 0.00 2.62 0.08 0.09 33.98 05:50:11 all 64.09 0.00 2.40 0.07 0.10 33.34 05:50:11 0 64.49 0.00 2.74 0.13 0.10 32.54 05:50:11 1 62.36 0.00 2.16 0.05 0.10 35.33 05:50:11 2 66.34 0.00 2.31 0.05 0.10 31.19 05:50:11 3 63.15 0.00 2.38 0.07 0.10 34.31 06:00:12 all 34.79 0.00 1.22 0.13 0.08 63.78 06:00:12 0 35.05 0.00 1.42 0.23 0.07 63.23 06:00:12 1 37.91 0.00 1.24 0.08 0.08 60.71 06:00:12 2 30.46 0.00 1.23 0.19 0.08 68.04 06:00:12 3 35.75 0.00 1.00 0.04 0.08 63.13 Average: all 54.11 0.00 2.02 0.10 0.09 43.69 Average: 0 53.71 0.00 2.23 0.15 0.09 43.83 Average: 1 54.58 0.00 1.90 0.08 0.09 43.36 Average: 2 54.11 0.00 1.96 0.10 0.09 43.74 Average: 3 54.03 0.00 2.00 0.06 0.09 43.82