---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7076 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 650 8877 4 6460 14996 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:49:a5:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84586sec preferred_lft 84586sec inet6 fe80::f816:3eff:fe49:a55d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:de:e5:a4:03:aa 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-7076) 02/02/26 _x86_64_ (4 CPU) 15:13:54 LINUX RESTART (4 CPU) 15:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:26 23.43 0.05 20.78 2.60 5.76 2123.84 12698.40 15:40:01 26.35 0.02 23.77 2.56 0.49 4397.33 14172.54 Average: 24.83 0.04 22.21 2.58 3.24 3211.07 13403.37 15:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:26 9000768 12751628 3205004 19.57 142192 3723712 3288584 18.88 781016 6202248 120464 15:40:01 6134128 10765892 5186820 31.68 156220 4551964 5012344 28.77 1060152 8716908 180 Average: 7567448 11758760 4195912 25.63 149206 4137838 4150464 23.82 920584 7459578 60322 15:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:26 lo 1279.04 1279.04 1212.07 1212.07 0.00 0.00 0.00 0.00 15:30:26 ens3 24.64 20.75 20.27 6.83 0.00 0.00 0.00 0.00 15:30:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 1058.92 1058.92 3315.06 3315.06 0.00 0.00 0.00 0.00 15:40:01 ens3 25.45 21.11 26.14 6.90 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1173.77 1173.77 2217.77 2217.77 0.00 0.00 0.00 0.00 Average: ens3 25.03 20.92 23.08 6.86 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-7076) 02/02/26 _x86_64_ (4 CPU) 15:13:54 LINUX RESTART (4 CPU) 15:20:00 CPU %user %nice %system %iowait %steal %idle 15:30:26 all 65.05 0.00 2.27 0.15 0.10 32.43 15:30:26 0 65.44 0.00 2.05 0.15 0.09 32.26 15:30:26 1 65.19 0.00 2.42 0.22 0.10 32.07 15:30:26 2 63.06 0.00 2.46 0.15 0.11 34.22 15:30:26 3 66.49 0.00 2.16 0.08 0.10 31.17 15:40:01 all 54.03 0.00 2.09 0.38 0.10 43.40 15:40:01 0 53.01 0.00 2.33 0.23 0.10 44.33 15:40:01 1 53.45 0.00 1.91 0.55 0.10 43.99 15:40:01 2 50.91 0.00 2.06 0.58 0.10 46.36 15:40:01 3 58.74 0.00 2.07 0.15 0.10 38.93 Average: all 59.78 0.00 2.19 0.26 0.10 37.68 Average: 0 59.50 0.00 2.18 0.19 0.10 38.04 Average: 1 59.58 0.00 2.18 0.38 0.10 37.77 Average: 2 57.24 0.00 2.27 0.36 0.10 40.03 Average: 3 62.78 0.00 2.12 0.11 0.10 34.88