---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15064 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: 5600.00 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 686 12143 3 3158 14960 Swap: 1023 22 1001 ---> 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:2c:dd:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.115/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79442sec preferred_lft 79442sec inet6 fe80::f816:3eff:fe2c:ddd5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:87:e3:e1:24:ea 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::b487:e3ff:fee1:24ea/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-15064) 05/14/26 _x86_64_ (4 CPU) 15:43:51 LINUX RESTART (4 CPU) 15:50:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:04 54.18 4.75 46.61 2.82 188.95 5411.66 4223.44 16:10:25 50.26 25.09 23.80 1.38 379.39 1444.56 2220.12 16:20:25 12.36 2.81 8.99 0.56 57.59 325.27 574.99 16:30:25 11.02 0.30 10.25 0.47 7.81 552.69 349.21 16:40:09 16.40 0.13 15.57 0.70 2.86 507.82 490.08 16:50:25 7.23 0.04 6.96 0.24 1.31 213.57 502.00 17:00:25 4.38 0.09 4.12 0.17 2.53 145.20 111.89 17:10:00 21.19 0.13 4.77 16.28 2.95 157.69 219560.39 17:20:25 4.98 0.03 4.79 0.16 1.19 150.54 427.68 17:30:01 9.24 0.03 8.80 0.41 1.29 583.83 345.44 Average: 19.08 3.43 13.40 2.25 65.58 938.95 22038.43 15:50:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:04 3700564 5178608 10759312 65.71 251200 1335244 11739264 67.38 1085780 11113728 2384 16:10:25 5214352 7089496 8850488 54.06 264128 1718276 9426204 54.11 1319228 9365956 512 16:20:25 7962972 9870904 6073396 37.09 265616 1749656 6880460 39.49 1346792 6627132 220 16:30:25 9590144 11609356 4335936 26.48 270156 1855692 5162004 29.63 1396440 4949296 324 16:40:09 9371648 11467884 4477352 27.35 272636 1930188 5234416 30.05 1403836 5160560 364 16:50:25 9513648 11641616 4303796 26.29 273424 1961112 5110032 29.33 1406424 5004556 276 17:00:25 7911516 10062900 5881732 35.92 273964 1983972 6651292 38.18 1408892 6613624 636 17:10:00 7762176 9943304 6001188 36.65 276912 2010764 6823932 39.17 1419620 6757256 372 17:20:25 9351076 11556180 4389208 26.81 277424 2034228 5242168 30.09 1422276 5151020 44 17:30:01 9017160 11352452 4592564 28.05 281320 2156032 5181544 29.74 1436980 5468136 468 Average: 7939526 9977270 5966497 36.44 270678 1873516 6745132 38.72 1364627 6621126 560 15:50:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:04 lo 22.62 22.62 19.06 19.06 0.00 0.00 0.00 0.00 16:00:04 ens3 2.10 1.74 0.64 0.53 0.00 0.00 0.00 0.00 16:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:25 lo 44.00 44.00 19.41 19.41 0.00 0.00 0.00 0.00 16:10:25 ens3 1.68 1.56 0.37 0.33 0.00 0.00 0.00 0.00 16:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:25 lo 18.92 18.92 9.50 9.50 0.00 0.00 0.00 0.00 16:20:25 ens3 1.45 1.26 0.20 1.21 0.00 0.00 0.00 0.00 16:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:25 lo 12.58 12.58 5.71 5.71 0.00 0.00 0.00 0.00 16:30:25 ens3 0.78 0.63 0.23 0.18 0.00 0.00 0.00 0.00 16:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:09 lo 16.51 16.51 8.41 8.41 0.00 0.00 0.00 0.00 16:40:09 ens3 0.93 0.75 0.20 0.16 0.00 0.00 0.00 0.00 16:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:25 lo 16.77 16.77 8.43 8.43 0.00 0.00 0.00 0.00 16:50:25 ens3 0.73 0.69 0.15 0.12 0.00 0.00 0.00 0.00 16:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:25 lo 29.53 29.53 11.75 11.75 0.00 0.00 0.00 0.00 17:00:25 ens3 0.63 0.48 0.14 0.11 0.00 0.00 0.00 0.00 17:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:00 lo 19.80 19.80 10.46 10.46 0.00 0.00 0.00 0.00 17:10:00 ens3 0.69 0.64 0.14 0.12 0.00 0.00 0.00 0.00 17:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:25 lo 12.71 12.71 6.93 6.93 0.00 0.00 0.00 0.00 17:20:25 ens3 0.59 0.55 0.12 0.10 0.00 0.00 0.00 0.00 17:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 lo 20.43 20.43 10.06 10.06 0.00 0.00 0.00 0.00 17:30:01 ens3 0.96 0.78 0.25 0.20 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.44 21.44 10.97 10.97 0.00 0.00 0.00 0.00 Average: ens3 1.05 0.91 0.24 0.31 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-15064) 05/14/26 _x86_64_ (4 CPU) 15:43:51 LINUX RESTART (4 CPU) 15:50:21 CPU %user %nice %system %iowait %steal %idle 16:00:04 all 54.21 0.00 2.06 0.16 0.12 43.45 16:00:04 0 54.81 0.00 2.03 0.20 0.12 42.84 16:00:04 1 54.15 0.00 2.08 0.17 0.12 43.48 16:00:04 2 52.89 0.00 2.16 0.08 0.12 44.74 16:00:04 3 55.00 0.00 1.95 0.19 0.12 42.74 16:10:25 all 42.16 0.00 1.66 0.14 0.12 55.92 16:10:25 0 42.39 0.00 1.55 0.20 0.12 55.74 16:10:25 1 42.40 0.00 1.65 0.15 0.12 55.68 16:10:25 2 42.27 0.00 1.68 0.06 0.13 55.86 16:10:25 3 41.58 0.00 1.76 0.16 0.12 56.38 16:20:25 all 23.43 0.00 0.86 0.10 0.09 75.52 16:20:25 0 23.05 0.00 0.88 0.13 0.09 75.85 16:20:25 1 23.55 0.00 0.81 0.03 0.10 75.52 16:20:25 2 23.45 0.00 0.92 0.20 0.09 75.34 16:20:25 3 23.65 0.00 0.84 0.03 0.09 75.39 16:30:25 all 16.34 0.00 0.59 0.07 0.09 82.91 16:30:25 0 17.27 0.00 0.63 0.07 0.09 81.95 16:30:25 1 16.36 0.00 0.55 0.03 0.09 82.98 16:30:25 2 16.38 0.00 0.69 0.04 0.09 82.80 16:30:25 3 15.37 0.00 0.48 0.14 0.09 83.91 16:40:09 all 25.99 0.00 0.81 0.79 0.08 72.33 16:40:09 0 25.90 0.00 0.81 0.58 0.08 72.63 16:40:09 1 26.03 0.00 0.81 0.05 0.08 73.04 16:40:09 2 26.29 0.00 0.86 1.87 0.08 70.90 16:40:09 3 25.73 0.00 0.77 0.64 0.08 72.77 16:50:25 all 13.13 0.00 0.59 0.20 0.07 86.00 16:50:25 0 13.67 0.00 0.55 0.16 0.07 85.55 16:50:25 1 13.38 0.00 0.67 0.18 0.07 85.69 16:50:25 2 12.44 0.00 0.59 0.09 0.07 86.80 16:50:25 3 13.03 0.00 0.56 0.38 0.07 85.96 17:00:25 all 11.51 0.00 0.48 0.18 0.07 87.75 17:00:25 0 11.42 0.00 0.44 0.06 0.07 88.02 17:00:25 1 11.41 0.00 0.59 0.52 0.08 87.40 17:00:25 2 11.48 0.00 0.52 0.14 0.08 87.78 17:00:25 3 11.73 0.00 0.38 0.01 0.06 87.81 17:10:00 all 10.76 0.00 0.53 0.61 0.06 88.03 17:10:00 0 10.33 0.00 0.51 0.37 0.06 88.73 17:10:00 1 11.08 0.00 0.55 0.80 0.07 87.50 17:10:00 2 10.69 0.00 0.62 1.01 0.06 87.62 17:10:00 3 10.93 0.00 0.45 0.27 0.06 88.28 17:20:25 all 7.43 0.00 0.43 0.33 0.08 91.73 17:20:25 0 7.69 0.00 0.41 0.26 0.09 91.56 17:20:25 1 7.25 0.00 0.48 0.38 0.09 91.81 17:20:25 2 7.60 0.00 0.47 0.14 0.08 91.71 17:20:25 3 7.20 0.00 0.35 0.52 0.06 91.86 17:30:01 all 15.65 0.00 0.67 0.26 0.07 83.34 17:30:01 0 16.48 0.00 0.81 0.04 0.07 82.60 17:30:01 1 14.88 0.00 0.63 0.09 0.08 84.31 17:30:01 2 15.90 0.00 0.59 0.47 0.08 82.96 17:30:01 3 15.33 0.00 0.64 0.46 0.06 83.50 Average: all 22.01 0.00 0.87 0.28 0.09 76.75 Average: 0 22.25 0.00 0.86 0.21 0.09 76.60 Average: 1 22.00 0.00 0.88 0.24 0.09 76.80 Average: 2 21.89 0.00 0.91 0.40 0.09 76.71 Average: 3 21.90 0.00 0.82 0.28 0.08 76.91