---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-16719 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 60G 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 693 12297 3 2998 14953 Swap: 1023 47 976 ---> 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:d7:06:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.37/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79710sec preferred_lft 79710sec inet6 fe80::f816:3eff:fed7:66a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:14:8d:ef:43:42 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::7814:8dff:feef:4342/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-16719) 05/19/26 _x86_64_ (4 CPU) 07:48:35 LINUX RESTART (4 CPU) 07:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:06 136.07 9.03 121.40 5.64 825.49 37738.47 11167.01 08:10:01 55.33 20.80 32.77 1.76 994.63 2106.00 2149.78 08:20:01 12.05 0.75 10.65 0.65 34.27 325.12 1289.26 08:30:06 26.41 0.28 10.73 15.40 8.91 531.13 208671.45 08:40:01 17.55 0.54 16.23 0.77 21.66 559.35 518.92 08:50:01 6.33 0.24 5.90 0.19 10.47 169.61 79.67 09:00:06 5.96 0.30 5.48 0.18 11.20 148.54 512.41 09:10:01 4.88 0.17 4.54 0.17 8.30 140.69 576.12 09:20:01 5.24 0.27 4.80 0.17 12.09 153.22 510.70 09:30:06 12.26 0.70 10.95 0.61 20.52 678.14 259.55 Average: 28.28 3.30 22.41 2.57 194.47 4283.52 22737.43 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:06 164168 4828616 11098256 67.78 255304 4282552 12737824 73.11 1982008 13528212 144 08:10:01 3553244 5246332 10694628 65.32 258136 1550480 12524976 71.89 1125112 11250696 1560 08:20:01 4257824 5983248 9958240 60.82 260040 1580744 10817380 62.09 1143472 10526868 16 08:30:06 12752744 14600964 1346536 8.22 266440 1696432 2240560 12.86 1201528 2016360 11356 08:40:01 9658144 11586700 4359196 26.62 269600 1773540 5209920 29.90 1214788 5075392 312 08:50:01 9407704 11353572 4592032 28.05 270332 1790152 5342500 30.67 1219168 5318472 108 09:00:06 9433744 11400000 4545456 27.76 270908 1809960 5262632 30.21 1223824 5291720 272 09:10:01 8139972 10126732 5817924 35.53 271452 1829916 6636644 38.09 1228288 6576704 360 09:20:01 8008956 10018784 5925924 36.19 272012 1852440 6762392 38.82 1235476 6704616 348 09:30:06 9292112 11457804 4487496 27.41 276192 1998792 5241832 30.09 1257356 5400996 416 Average: 7466861 9660275 6282569 38.37 267042 2016501 7277666 41.77 1283102 7169004 1489 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:06 lo 6.41 6.41 7.09 7.09 0.00 0.00 0.00 0.00 08:00:06 ens3 126.29 97.76 1847.50 11.85 0.00 0.00 0.00 0.00 08:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 47.93 47.93 26.77 26.77 0.00 0.00 0.00 0.00 08:10:01 ens3 2.58 2.18 0.70 0.57 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 34.89 34.89 15.14 15.14 0.00 0.00 0.00 0.00 08:20:01 ens3 1.29 0.93 0.30 0.23 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 08:30:06 lo 8.63 8.63 4.01 4.01 0.00 0.00 0.00 0.00 08:30:06 ens3 0.69 0.52 0.18 0.14 0.00 0.00 0.00 0.00 08:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 13.93 13.93 7.81 7.81 0.00 0.00 0.00 0.00 08:40:01 ens3 1.10 0.82 0.28 0.22 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 19.76 19.76 9.34 9.34 0.00 0.00 0.00 0.00 08:50:01 ens3 0.64 0.53 0.14 0.11 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:06 lo 22.24 22.24 7.49 7.49 0.00 0.00 0.00 0.00 09:00:06 ens3 0.45 0.36 0.12 0.08 0.00 0.00 0.00 0.00 09:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 15.64 15.64 7.71 7.71 0.00 0.00 0.00 0.00 09:10:01 ens3 0.55 0.44 0.12 0.09 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 17.35 17.35 10.38 10.38 0.00 0.00 0.00 0.00 09:20:01 ens3 0.76 0.56 0.19 0.15 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:06 lo 18.89 18.89 10.32 10.32 0.00 0.00 0.00 0.00 09:30:06 ens3 0.98 0.84 0.28 0.22 0.00 0.00 0.00 0.00 09:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.53 20.53 10.59 10.59 0.00 0.00 0.00 0.00 Average: ens3 13.63 10.57 186.46 1.38 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-16719) 05/19/26 _x86_64_ (4 CPU) 07:48:35 LINUX RESTART (4 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 08:00:06 all 53.92 0.00 2.69 0.47 0.09 42.83 08:00:06 0 52.73 0.00 2.75 0.56 0.09 43.88 08:00:06 1 54.08 0.00 2.68 0.46 0.09 42.69 08:00:06 2 54.22 0.00 2.46 0.25 0.10 42.98 08:00:06 3 54.67 0.00 2.87 0.62 0.09 41.75 08:10:01 all 61.42 0.00 2.19 0.18 0.12 36.09 08:10:01 0 60.62 0.00 2.10 0.09 0.12 37.07 08:10:01 1 61.18 0.00 2.29 0.22 0.12 36.19 08:10:01 2 61.32 0.00 2.10 0.09 0.12 36.36 08:10:01 3 62.57 0.00 2.26 0.32 0.11 34.73 08:20:01 all 24.29 0.00 1.14 0.06 0.10 74.42 08:20:01 0 24.45 0.00 1.16 0.06 0.11 74.22 08:20:01 1 24.62 0.00 1.08 0.04 0.11 74.16 08:20:01 2 24.33 0.00 1.20 0.06 0.10 74.31 08:20:01 3 23.74 0.00 1.11 0.06 0.10 74.99 08:30:06 all 11.57 0.00 0.54 0.06 0.08 87.74 08:30:06 0 12.00 0.00 0.64 0.12 0.08 87.16 08:30:06 1 11.40 0.00 0.49 0.02 0.08 88.01 08:30:06 2 11.52 0.00 0.56 0.10 0.09 87.72 08:30:06 3 11.36 0.00 0.46 0.01 0.08 88.08 08:40:01 all 27.23 0.00 0.86 0.07 0.09 71.75 08:40:01 0 27.39 0.00 0.84 0.06 0.09 71.62 08:40:01 1 27.49 0.00 0.96 0.11 0.09 71.34 08:40:01 2 26.53 0.00 0.85 0.05 0.10 72.48 08:40:01 3 27.50 0.00 0.80 0.05 0.08 71.56 08:50:01 all 8.29 0.00 0.38 0.03 0.08 91.22 08:50:01 0 8.15 0.00 0.41 0.05 0.08 91.31 08:50:01 1 8.32 0.00 0.41 0.03 0.09 91.16 08:50:01 2 8.44 0.00 0.38 0.02 0.09 91.07 08:50:01 3 8.26 0.00 0.30 0.03 0.07 91.33 09:00:06 all 7.75 0.00 0.36 0.03 0.08 91.79 09:00:06 0 8.08 0.00 0.39 0.02 0.08 91.44 09:00:06 1 7.71 0.00 0.38 0.02 0.09 91.81 09:00:06 2 7.51 0.00 0.37 0.02 0.09 92.02 09:00:06 3 7.69 0.00 0.29 0.07 0.08 91.88 09:10:01 all 9.30 0.00 0.44 0.03 0.09 90.14 09:10:01 0 9.28 0.00 0.43 0.01 0.08 90.20 09:10:01 1 9.31 0.00 0.46 0.08 0.09 90.06 09:10:01 2 9.26 0.00 0.42 0.03 0.09 90.20 09:10:01 3 9.35 0.00 0.43 0.02 0.08 90.12 09:20:01 all 9.89 0.00 0.50 0.03 0.08 89.51 09:20:01 0 9.85 0.00 0.40 0.05 0.07 89.63 09:20:01 1 10.12 0.00 0.55 0.01 0.07 89.25 09:20:01 2 9.71 0.00 0.50 0.04 0.09 89.67 09:20:01 3 9.89 0.00 0.53 0.02 0.08 89.48 09:30:06 all 19.14 0.00 0.77 0.05 0.08 79.96 09:30:06 0 18.76 0.00 0.68 0.06 0.08 80.43 09:30:06 1 19.78 0.00 0.82 0.05 0.08 79.27 09:30:06 2 18.74 0.00 0.71 0.03 0.08 80.44 09:30:06 3 19.27 0.00 0.88 0.07 0.09 79.69 Average: all 23.25 0.00 0.98 0.10 0.09 75.58 Average: 0 23.10 0.00 0.98 0.11 0.09 75.73 Average: 1 23.37 0.00 1.01 0.10 0.09 75.42 Average: 2 23.13 0.00 0.95 0.07 0.09 75.75 Average: 3 23.39 0.00 0.99 0.13 0.09 75.40