---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22525 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 658 8937 4 6393 14988 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:48:3b:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.108/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84339sec preferred_lft 84339sec inet6 fe80::f816:3eff:fe48:3bdf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:23:c4:61:b9:f7 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-22525) 02/26/26 _x86_64_ (4 CPU) 15:54:10 LINUX RESTART (4 CPU) 16:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:10:14 24.82 0.06 22.02 2.75 6.06 2266.92 6433.35 16:20:37 28.08 0.03 25.36 2.69 0.48 4071.93 4989.81 Average: 26.48 0.04 23.72 2.72 3.21 3186.69 5697.77 16:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:14 9638444 13226436 2730576 16.68 145320 3555996 2827348 16.23 716180 5600932 17592 16:20:37 6290004 10927068 5026084 30.70 161792 4543172 5044116 28.95 1013260 8609544 29916 Average: 7964224 12076752 3878330 23.69 153556 4049584 3935732 22.59 864720 7105238 23754 16:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:14 lo 1273.92 1273.92 1206.41 1206.41 0.00 0.00 0.00 0.00 16:10:14 ens3 46.45 38.43 30.75 17.66 0.00 0.00 0.00 0.00 16:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:37 lo 965.38 965.38 957.83 957.83 0.00 0.00 0.00 0.00 16:20:37 ens3 45.88 33.89 40.48 11.14 0.00 0.00 0.00 0.00 16:20:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1116.69 1116.69 1079.74 1079.74 0.00 0.00 0.00 0.00 Average: ens3 46.16 36.12 35.71 14.34 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-22525) 02/26/26 _x86_64_ (4 CPU) 15:54:10 LINUX RESTART (4 CPU) 16:00:14 CPU %user %nice %system %iowait %steal %idle 16:10:14 all 66.11 0.00 2.27 0.10 0.08 31.44 16:10:14 0 65.71 0.00 2.13 0.09 0.08 31.98 16:10:14 1 66.80 0.00 2.22 0.16 0.08 30.74 16:10:14 2 64.98 0.00 2.51 0.10 0.08 32.32 16:10:14 3 66.95 0.00 2.19 0.06 0.09 30.71 16:20:37 all 51.36 0.00 1.99 0.38 0.08 46.18 16:20:37 0 53.65 0.00 2.06 0.21 0.08 43.99 16:20:37 1 52.65 0.00 2.40 0.19 0.08 44.67 16:20:37 2 47.80 0.00 1.61 1.01 0.08 49.50 16:20:37 3 51.33 0.00 1.90 0.11 0.09 46.56 Average: all 58.59 0.00 2.13 0.25 0.08 38.95 Average: 0 59.56 0.00 2.10 0.15 0.08 38.10 Average: 1 59.59 0.00 2.31 0.17 0.08 37.84 Average: 2 56.22 0.00 2.05 0.57 0.08 41.07 Average: 3 58.99 0.00 2.05 0.09 0.09 38.79