---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-16792 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 18G 61G 23% / 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 676 12427 3 2885 14970 Swap: 1023 41 982 ---> 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:db:d8:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80774sec preferred_lft 80774sec inet6 fe80::f816:3eff:fedb:d828/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:31:ae:db:8f:08 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 inet6 fe80::4831:aeff:fedb:8f08/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-16792) 05/19/26 _x86_64_ (4 CPU) 12:43:38 LINUX RESTART (4 CPU) 12:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:07 68.50 14.21 51.72 2.57 339.03 4755.61 3342.99 13:10:07 31.04 8.60 21.14 1.30 745.39 1463.63 1189.64 13:20:00 20.40 0.43 19.08 0.89 24.15 783.04 480.71 13:30:07 9.93 0.21 9.35 0.38 9.26 246.74 154.48 13:40:07 4.62 0.07 4.38 0.16 1.56 119.40 113.45 13:50:07 7.23 0.02 6.88 0.33 1.81 223.04 181.45 14:00:07 20.89 0.17 5.03 15.70 2.81 145.84 211025.46 14:10:07 9.47 0.68 8.45 0.34 13.89 536.36 161.96 Average: 21.50 3.05 15.74 2.71 142.22 1033.50 27080.84 12:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:07 5179336 6454376 9484972 57.93 248332 1139640 11454476 65.75 1003992 9737864 904 13:10:07 5157668 6931988 9007348 55.01 260304 1626460 9800696 56.26 1153092 9594588 68 13:20:00 13436132 15360832 585400 3.58 265804 1770644 1386640 7.96 1214440 1300616 8552 13:30:07 9584056 11532968 4411564 26.94 267588 1793072 5211228 29.91 1220296 5130296 220 13:40:07 9522884 11487776 4456588 27.22 268332 1808308 5229708 30.02 1221932 5193164 492 13:50:07 8229488 10227156 5716724 34.92 269484 1839932 6623036 38.02 1227780 6484148 192 14:00:07 9546612 11571008 4373620 26.71 272192 1863952 5196812 29.83 1237404 5167696 132 14:10:07 9261544 11408388 4535940 27.70 275880 1979860 5251980 30.15 1254928 5424980 616 Average: 8739715 10621812 5321520 32.50 265990 1727734 6269322 35.99 1191733 6004169 1397 12:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:07 lo 24.79 24.79 20.49 20.49 0.00 0.00 0.00 0.00 13:00:07 ens3 1.99 1.99 0.57 0.52 0.00 0.00 0.00 0.00 13:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:07 lo 50.47 50.47 21.93 21.93 0.00 0.00 0.00 0.00 13:10:07 ens3 1.96 1.74 0.46 0.40 0.00 0.00 0.00 0.00 13:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:00 lo 18.98 18.98 8.25 8.25 0.00 0.00 0.00 0.00 13:20:00 ens3 1.11 1.08 0.26 0.24 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:07 lo 19.58 19.58 10.22 10.22 0.00 0.00 0.00 0.00 13:30:07 ens3 0.77 0.71 0.15 0.13 0.00 0.00 0.00 0.00 13:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:07 lo 26.69 26.69 9.58 9.58 0.00 0.00 0.00 0.00 13:40:07 ens3 0.58 0.50 0.15 0.11 0.00 0.00 0.00 0.00 13:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:07 lo 21.14 21.14 11.48 11.48 0.00 0.00 0.00 0.00 13:50:07 ens3 0.72 0.58 0.15 0.11 0.00 0.00 0.00 0.00 13:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:07 lo 17.40 17.40 9.89 9.89 0.00 0.00 0.00 0.00 14:00:07 ens3 0.81 0.67 0.22 0.17 0.00 0.00 0.00 0.00 14:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:07 lo 20.37 20.37 9.78 9.78 0.00 0.00 0.00 0.00 14:10:07 ens3 1.53 0.96 0.51 0.37 0.00 0.00 0.00 0.00 14:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 24.93 24.93 12.70 12.70 0.00 0.00 0.00 0.00 Average: ens3 1.18 1.03 0.31 0.26 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-16g-16792) 05/19/26 _x86_64_ (4 CPU) 12:43:38 LINUX RESTART (4 CPU) 12:50:07 CPU %user %nice %system %iowait %steal %idle 13:00:07 all 57.57 0.00 2.14 0.17 0.12 39.99 13:00:07 0 57.74 0.00 2.07 0.13 0.11 39.95 13:00:07 1 58.45 0.00 2.11 0.06 0.12 39.26 13:00:07 2 57.57 0.00 2.21 0.16 0.12 39.94 13:00:07 3 56.52 0.00 2.19 0.33 0.13 40.82 13:10:07 all 40.44 0.00 1.58 0.12 0.11 57.75 13:10:07 0 40.64 0.00 1.38 0.16 0.11 57.71 13:10:07 1 40.03 0.00 1.64 0.05 0.11 58.17 13:10:07 2 40.66 0.00 1.65 0.19 0.12 57.39 13:10:07 3 40.42 0.00 1.63 0.09 0.11 57.74 13:20:00 all 30.33 0.00 1.07 0.20 0.09 68.31 13:20:00 0 30.17 0.00 1.01 0.30 0.09 68.43 13:20:00 1 30.51 0.00 1.11 0.24 0.10 68.05 13:20:00 2 31.29 0.00 1.07 0.16 0.09 67.39 13:20:00 3 29.35 0.00 1.08 0.09 0.10 69.38 13:30:07 all 18.61 0.00 0.70 0.21 0.07 80.41 13:30:07 0 19.12 0.00 0.73 0.14 0.07 79.93 13:30:07 1 19.06 0.00 0.70 0.44 0.08 79.73 13:30:07 2 18.51 0.00 0.69 0.12 0.08 80.59 13:30:07 3 17.72 0.00 0.66 0.15 0.07 81.40 13:40:07 all 8.76 0.00 0.43 0.02 0.06 90.73 13:40:07 0 8.84 0.00 0.43 0.01 0.06 90.67 13:40:07 1 8.80 0.00 0.42 0.00 0.07 90.71 13:40:07 2 8.30 0.00 0.42 0.06 0.06 91.16 13:40:07 3 9.12 0.00 0.44 0.01 0.07 90.36 13:50:07 all 17.13 0.00 0.59 0.06 0.07 82.15 13:50:07 0 17.05 0.00 0.55 0.05 0.07 82.28 13:50:07 1 17.19 0.00 0.48 0.01 0.07 82.24 13:50:07 2 17.13 0.00 0.71 0.10 0.07 81.98 13:50:07 3 17.16 0.00 0.61 0.07 0.07 82.09 14:00:07 all 8.73 0.00 0.45 0.04 0.06 90.72 14:00:07 0 8.61 0.00 0.35 0.02 0.06 90.96 14:00:07 1 8.77 0.00 0.50 0.03 0.06 90.64 14:00:07 2 8.81 0.00 0.53 0.11 0.06 90.49 14:00:07 3 8.71 0.00 0.41 0.02 0.06 90.80 14:10:07 all 15.00 0.00 0.57 0.05 0.07 84.32 14:10:07 0 14.44 0.00 0.53 0.09 0.07 84.87 14:10:07 1 15.31 0.00 0.60 0.01 0.08 84.01 14:10:07 2 14.56 0.00 0.58 0.05 0.07 84.74 14:10:07 3 15.67 0.00 0.57 0.04 0.07 83.65 Average: all 24.55 0.00 0.94 0.11 0.08 74.32 Average: 0 24.57 0.00 0.88 0.11 0.08 74.36 Average: 1 24.74 0.00 0.94 0.10 0.08 74.12 Average: 2 24.59 0.00 0.98 0.12 0.08 74.23 Average: 3 24.31 0.00 0.95 0.10 0.08 74.56