---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37606 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: 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 11G 68G 14% / 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 709 10680 4 4599 14937 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:35:f8:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84901sec preferred_lft 84901sec inet6 fe80::f816:3eff:fe35:f84b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:bb:c1:31:6d:59 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-37606) 07/21/26 _x86_64_ (4 CPU) 21:55:32 LINUX RESTART (4 CPU) 22:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:00 68.63 2.72 43.91 22.01 170.06 5344.21 261403.97 22:20:21 28.27 0.17 22.49 5.61 12.21 2844.45 6206.62 Average: 48.09 1.42 33.01 13.66 89.71 4071.77 131501.54 22:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:00 10125212 13877848 2077872 12.69 172284 3673688 2248824 12.91 636336 5186544 42740 22:20:21 11014720 15366288 585548 3.58 204268 4195920 1127140 6.47 824684 4053068 12500 Average: 10569966 14622068 1331710 8.13 188276 3934804 1687982 9.69 730510 4619806 27620 22:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:00 lo 4469.11 4469.11 4261.41 4261.41 0.00 0.00 0.00 0.00 22:10:00 ens3 164.28 112.78 788.59 31.07 0.00 0.00 0.00 0.00 22:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:21 lo 1636.17 1636.17 1541.95 1541.95 0.00 0.00 0.00 0.00 22:20:21 ens3 130.54 121.38 133.21 176.38 0.00 0.00 0.00 0.00 22:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3027.07 3027.07 2877.13 2877.13 0.00 0.00 0.00 0.00 Average: ens3 147.11 117.15 454.98 105.04 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-37606) 07/21/26 _x86_64_ (4 CPU) 21:55:32 LINUX RESTART (4 CPU) 22:00:01 CPU %user %nice %system %iowait %steal %idle 22:10:00 all 65.86 0.00 3.93 0.13 0.10 29.97 22:10:00 0 65.82 0.00 3.39 0.09 0.10 30.59 22:10:00 1 65.83 0.00 4.28 0.16 0.10 29.63 22:10:00 2 65.71 0.00 3.92 0.20 0.10 30.07 22:10:00 3 66.08 0.00 4.14 0.08 0.10 29.59 22:20:21 all 34.30 0.00 1.96 0.10 0.07 63.56 22:20:21 0 29.80 0.00 1.76 0.05 0.07 68.33 22:20:21 1 37.09 0.00 2.41 0.06 0.07 60.37 22:20:21 2 33.09 0.00 1.92 0.26 0.08 64.65 22:20:21 3 37.23 0.00 1.77 0.03 0.07 60.89 Average: all 49.77 0.00 2.93 0.12 0.09 47.09 Average: 0 47.45 0.00 2.56 0.07 0.08 49.84 Average: 1 51.19 0.00 3.33 0.11 0.09 45.29 Average: 2 49.09 0.00 2.90 0.23 0.09 47.69 Average: 3 51.37 0.00 2.93 0.06 0.09 45.55