---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11667 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 13G 65G 17% / 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 684 8233 4 7071 14962 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:e4:38:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.95/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83619sec preferred_lft 83619sec inet6 fe80::f816:3eff:fee4:3800/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:83:fe:6c:49:89 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-11667) 05/07/26 _x86_64_ (4 CPU) 07:51:03 LINUX RESTART (4 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:06 21.71 0.06 19.18 2.46 6.23 2142.37 18925.31 08:20:01 32.00 0.04 28.81 3.15 0.86 4468.41 30842.04 08:30:01 11.33 0.30 9.73 1.30 11.44 7384.70 2104.58 Average: 21.65 0.13 19.21 2.30 6.19 4658.55 17256.37 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:06 9044660 12839184 3117392 19.04 148332 3754104 3184792 18.28 788532 6133792 14716 08:20:01 7537444 12345120 3606648 22.03 166256 4704448 3494740 20.06 1067100 7307188 532 08:30:01 8467096 15347944 597576 3.65 186368 6691012 1112632 6.39 1820920 5537944 200 Average: 8349733 13510749 2440539 14.91 166985 5049855 2597388 14.91 1225517 6326308 5149 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:06 lo 1122.14 1122.14 1062.91 1062.91 0.00 0.00 0.00 0.00 08:10:06 ens3 42.59 34.95 45.14 11.73 0.00 0.00 0.00 0.00 08:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 1274.77 1274.77 1208.91 1208.91 0.00 0.00 0.00 0.00 08:20:01 ens3 47.00 35.29 29.52 12.18 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 2425.80 2425.80 9281.49 9281.49 0.00 0.00 0.00 0.00 08:30:01 ens3 47.25 50.93 133.61 540.76 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1607.14 1607.14 3850.76 3850.76 0.00 0.00 0.00 0.00 Average: ens3 45.60 40.39 69.47 188.23 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-11667) 05/07/26 _x86_64_ (4 CPU) 07:51:03 LINUX RESTART (4 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:06 all 66.63 0.00 2.17 0.04 0.11 31.04 08:10:06 0 66.80 0.00 1.81 0.06 0.11 31.21 08:10:06 1 66.50 0.00 2.10 0.04 0.12 31.25 08:10:06 2 67.78 0.00 2.38 0.05 0.11 29.67 08:10:06 3 65.44 0.00 2.40 0.02 0.11 32.03 08:20:01 all 60.11 0.00 2.43 0.10 0.12 37.25 08:20:01 0 59.73 0.00 2.44 0.07 0.12 37.64 08:20:01 1 61.30 0.00 2.66 0.20 0.12 35.72 08:20:01 2 60.02 0.00 2.54 0.06 0.12 37.26 08:20:01 3 59.38 0.00 2.07 0.04 0.11 38.40 08:30:01 all 31.60 0.00 1.19 0.13 0.07 67.00 08:30:01 0 33.02 0.00 1.33 0.08 0.07 65.51 08:30:01 1 31.93 0.00 1.66 0.02 0.07 66.32 08:30:01 2 24.40 0.00 0.73 0.16 0.07 74.64 08:30:01 3 37.06 0.00 1.05 0.28 0.07 61.55 Average: all 52.79 0.00 1.93 0.09 0.10 45.10 Average: 0 53.17 0.00 1.86 0.07 0.10 44.80 Average: 1 53.25 0.00 2.14 0.09 0.10 44.43 Average: 2 50.74 0.00 1.88 0.09 0.10 47.18 Average: 3 53.98 0.00 1.84 0.11 0.10 43.98