---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7190 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: 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 664 8607 4 6717 14982 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:3d:dc:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.233/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84167sec preferred_lft 84167sec inet6 fe80::f816:3eff:fe3d:dce7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:b8:ee:b5:64:62 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-7190) 02/02/26 _x86_64_ (4 CPU) 19:01:47 LINUX RESTART (4 CPU) 19:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:18 25.13 0.06 22.23 2.83 6.17 2327.56 5737.70 19:30:18 29.70 0.02 26.55 3.13 0.53 4428.05 9868.68 Average: 27.38 0.04 24.36 2.98 3.39 3361.94 7771.98 19:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:18 8668016 12707556 3248140 19.84 146924 4001048 3457040 19.84 917696 6376548 191572 19:30:18 6857260 11753076 4198600 25.64 161812 4804516 4341572 24.92 1186348 7883768 440 Average: 7762638 12230316 3723370 22.74 154368 4402782 3899306 22.38 1052022 7130158 96006 19:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:18 lo 1426.34 1426.34 1352.90 1352.90 0.00 0.00 0.00 0.00 19:20:18 ens3 45.25 36.47 29.00 12.45 0.00 0.00 0.00 0.00 19:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:18 lo 1153.60 1153.60 1092.61 1092.61 0.00 0.00 0.00 0.00 19:30:18 ens3 46.24 34.70 31.49 12.10 0.00 0.00 0.00 0.00 19:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1292.03 1292.03 1224.72 1224.72 0.00 0.00 0.00 0.00 Average: ens3 45.74 35.59 30.23 12.28 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-7190) 02/02/26 _x86_64_ (4 CPU) 19:01:47 LINUX RESTART (4 CPU) 19:10:00 CPU %user %nice %system %iowait %steal %idle 19:20:18 all 63.96 0.00 2.39 0.15 0.09 33.41 19:20:18 0 62.75 0.00 2.29 0.04 0.09 34.83 19:20:18 1 65.44 0.00 2.61 0.24 0.09 31.61 19:20:18 2 64.29 0.00 2.42 0.08 0.09 33.11 19:20:18 3 63.36 0.00 2.25 0.23 0.09 34.07 19:30:18 all 55.66 0.00 2.23 0.14 0.09 41.88 19:30:18 0 55.54 0.00 2.19 0.08 0.08 42.11 19:30:18 1 58.17 0.00 1.99 0.06 0.09 39.70 19:30:18 2 55.08 0.00 2.51 0.30 0.09 42.03 19:30:18 3 53.85 0.00 2.22 0.14 0.09 43.70 Average: all 59.87 0.00 2.31 0.15 0.09 37.58 Average: 0 59.20 0.00 2.24 0.06 0.09 38.42 Average: 1 61.86 0.00 2.31 0.15 0.09 35.59 Average: 2 59.76 0.00 2.46 0.19 0.09 37.50 Average: 3 58.68 0.00 2.24 0.18 0.09 38.81