---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7962 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 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 8662 4 6662 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:82:cf:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83893sec preferred_lft 83893sec inet6 fe80::f816:3eff:fe82:cf4f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:6e:8c:60:49:43 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-7962) 02/05/26 _x86_64_ (4 CPU) 16:32:37 LINUX RESTART (4 CPU) 16:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:08 42.66 1.12 24.84 16.70 627.88 3234.70 261637.10 17:00:08 29.08 0.00 25.96 3.11 0.08 2430.44 17766.44 17:10:01 18.11 0.14 16.12 1.85 6.61 8704.21 36466.64 Average: 30.05 0.42 22.34 7.28 214.05 4767.39 106206.26 16:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:08 9139500 12791516 3166748 19.34 137588 3646720 3233008 18.56 866900 5985296 30848 17:00:08 8430944 12496984 3457584 21.12 158256 4006028 3454552 19.83 982084 6546676 27632 17:10:01 8914964 15375752 571200 3.49 176748 6303836 1094056 6.28 1810372 5131372 212 Average: 8828469 13554751 2398511 14.65 157531 4652195 2593872 14.89 1219785 5887781 19564 16:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:08 lo 1479.05 1479.05 1403.13 1403.13 0.00 0.00 0.00 0.00 16:50:08 ens3 67.23 45.48 214.63 13.35 0.00 0.00 0.00 0.00 16:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:08 lo 1277.64 1277.64 1216.72 1216.72 0.00 0.00 0.00 0.00 17:00:08 ens3 39.37 32.03 26.51 11.92 0.00 0.00 0.00 0.00 17:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 lo 437.56 437.56 7107.76 7107.76 0.00 0.00 0.00 0.00 17:10:01 ens3 62.42 60.11 112.04 438.39 0.00 0.00 0.00 0.00 17:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1069.01 1069.01 3219.20 3219.20 0.00 0.00 0.00 0.00 Average: ens3 56.36 45.81 118.14 152.82 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-7962) 02/05/26 _x86_64_ (4 CPU) 16:32:37 LINUX RESTART (4 CPU) 16:40:01 CPU %user %nice %system %iowait %steal %idle 16:50:08 all 59.98 0.00 2.35 7.06 0.11 30.50 16:50:08 0 59.13 0.00 2.31 4.95 0.11 33.50 16:50:08 1 61.93 0.00 2.18 2.39 0.11 33.39 16:50:08 2 58.61 0.00 2.59 13.15 0.10 25.55 16:50:08 3 60.24 0.00 2.32 7.76 0.11 29.56 17:00:08 all 64.23 0.00 2.34 0.08 0.10 33.24 17:00:08 0 63.09 0.00 2.12 0.08 0.10 34.62 17:00:08 1 64.72 0.00 2.56 0.08 0.10 32.53 17:00:08 2 65.73 0.00 2.67 0.07 0.10 31.43 17:00:08 3 63.40 0.00 2.03 0.07 0.10 34.40 17:10:01 all 35.81 0.00 1.25 0.23 0.08 62.64 17:10:01 0 31.72 0.00 1.03 0.10 0.07 67.07 17:10:01 1 37.01 0.00 1.35 0.29 0.08 61.28 17:10:01 2 46.77 0.00 1.65 0.14 0.08 51.36 17:10:01 3 27.79 0.00 0.96 0.40 0.08 70.78 Average: all 53.41 0.00 1.98 2.48 0.10 42.03 Average: 0 51.40 0.00 1.82 1.72 0.09 44.96 Average: 1 54.63 0.00 2.03 0.93 0.10 42.31 Average: 2 57.08 0.00 2.30 4.50 0.10 36.02 Average: 3 50.55 0.00 1.77 2.77 0.09 44.82