---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12701 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 712 11501 3 3775 14934 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:af:bb:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78793sec preferred_lft 78793sec inet6 fe80::f816:3eff:feaf:bb37/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:25:f6:66:0f:f5 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::8c25:f6ff:fe66:ff5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-12701) 05/11/26 _x86_64_ (4 CPU) 07:35:59 LINUX RESTART (4 CPU) 07:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:36 121.18 20.64 84.01 16.53 327.57 26903.95 217670.07 08:00:01 28.36 5.01 22.17 1.18 105.46 504.47 1970.46 08:10:13 5.97 0.21 5.39 0.38 13.17 205.81 1030.35 08:20:02 10.78 0.08 10.18 0.52 3.18 561.03 1045.50 08:30:01 18.47 0.02 17.54 0.91 0.99 561.95 347.05 08:40:36 5.64 0.03 5.43 0.19 0.97 138.57 50.58 08:50:36 5.12 0.01 4.92 0.20 0.68 149.00 113.57 09:00:01 5.15 0.01 4.94 0.20 1.13 164.27 87.81 09:10:06 6.04 0.00 5.87 0.17 0.53 161.78 296.64 09:20:07 10.61 0.01 10.20 0.40 0.67 566.95 132.60 09:30:01 5.44 0.00 5.29 0.15 0.35 168.80 74.37 09:40:13 4.82 0.03 4.63 0.17 0.92 162.63 84.11 Average: 19.40 2.25 15.33 1.82 39.04 2646.80 19612.21 07:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:36 621972 4922072 11006600 67.22 264480 3950792 11834872 67.93 2148320 12950656 92 08:00:01 5674080 8222656 7716824 47.13 263420 2339104 8923180 51.22 1951716 8249784 4460 08:10:13 12750168 15325368 618040 3.77 264428 2364760 1384104 7.94 1960236 1185772 6228 08:20:02 12635912 15322324 621692 3.80 268872 2471268 1367136 7.85 1997708 1258312 10332 08:30:01 8959012 11719272 4223356 25.79 271792 2542196 5103056 29.29 2004784 4932672 268 08:40:36 8345148 11122056 4820040 29.44 272576 2558076 5465040 31.37 2006248 5529236 68 08:50:36 8759936 11555828 4386280 26.79 273120 2576520 5121416 29.40 2007548 5129264 148 09:00:01 7025104 9841388 6099896 37.26 273796 2596216 6852368 39.33 2010020 6852592 228 09:10:06 7137948 9976000 5965284 36.43 274432 2617348 6795572 39.01 2013376 6738016 332 09:20:07 8493772 11454324 4487692 27.41 278456 2735808 5299444 30.42 2022120 5380288 240 09:30:01 8394124 11380480 4561472 27.86 278896 2761172 5166540 29.66 2030384 5466656 236 09:40:13 7549164 10563524 5377944 32.85 279392 2788624 5958028 34.20 2041716 6280908 192 Average: 8028862 10950441 4990427 30.48 271972 2691824 5772563 33.13 2016181 5829513 1902 07:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:36 lo 15.96 15.96 14.29 14.29 0.00 0.00 0.00 0.00 07:50:36 ens3 33.92 24.45 613.64 2.97 0.00 0.00 0.00 0.00 07:50:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 38.28 38.28 17.18 17.18 0.00 0.00 0.00 0.00 08:00:01 ens3 1.64 1.58 0.35 0.31 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:13 lo 25.54 25.54 10.56 10.56 0.00 0.00 0.00 0.00 08:10:13 ens3 1.04 0.69 0.31 0.23 0.00 0.00 0.00 0.00 08:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:02 lo 12.67 12.67 6.64 6.64 0.00 0.00 0.00 0.00 08:20:02 ens3 1.48 0.75 0.47 0.32 0.00 0.00 0.00 0.00 08:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 12.21 12.21 7.05 7.05 0.00 0.00 0.00 0.00 08:30:01 ens3 1.02 0.80 0.21 0.17 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 08:40:36 lo 20.35 20.35 9.54 9.54 0.00 0.00 0.00 0.00 08:40:36 ens3 0.91 0.65 0.23 0.17 0.00 0.00 0.00 0.00 08:40:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:36 lo 22.30 22.30 7.55 7.55 0.00 0.00 0.00 0.00 08:50:36 ens3 0.42 0.29 0.09 0.06 0.00 0.00 0.00 0.00 08:50:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 20.15 20.15 9.88 9.88 0.00 0.00 0.00 0.00 09:00:01 ens3 0.65 0.59 0.16 0.13 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:06 lo 13.46 13.46 8.32 8.32 0.00 0.00 0.00 0.00 09:10:06 ens3 0.56 0.43 0.12 0.09 0.00 0.00 0.00 0.00 09:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:07 lo 12.15 12.15 7.26 7.26 0.00 0.00 0.00 0.00 09:20:07 ens3 0.77 0.57 0.22 0.17 0.00 0.00 0.00 0.00 09:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 19.87 19.87 8.28 8.28 0.00 0.00 0.00 0.00 09:30:01 ens3 0.70 0.59 0.15 0.12 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:13 lo 19.97 19.97 7.77 7.77 0.00 0.00 0.00 0.00 09:40:13 ens3 5.42 3.51 3.55 2.42 0.00 0.00 0.00 0.00 09:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.32 19.32 9.52 9.52 0.00 0.00 0.00 0.00 Average: ens3 4.21 3.02 54.58 0.61 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-12701) 05/11/26 _x86_64_ (4 CPU) 07:35:59 LINUX RESTART (4 CPU) 07:40:00 CPU %user %nice %system %iowait %steal %idle 07:50:36 all 51.62 0.00 2.21 0.44 0.10 45.63 07:50:36 0 53.43 0.00 2.06 0.20 0.10 44.21 07:50:36 1 50.52 0.00 2.33 0.42 0.10 46.64 07:50:36 2 51.57 0.00 2.27 0.30 0.10 45.77 07:50:36 3 50.97 0.00 2.18 0.85 0.09 45.91 08:00:01 all 43.70 0.00 1.61 0.07 0.11 54.52 08:00:01 0 42.81 0.00 1.70 0.07 0.11 55.32 08:00:01 1 43.04 0.00 1.72 0.04 0.11 55.10 08:00:01 2 44.25 0.00 1.53 0.06 0.11 54.06 08:00:01 3 44.69 0.00 1.47 0.10 0.11 53.63 08:10:13 all 12.96 0.00 0.64 0.03 0.10 86.27 08:10:13 0 13.35 0.00 0.64 0.03 0.10 85.88 08:10:13 1 13.04 0.00 0.62 0.03 0.10 86.21 08:10:13 2 12.72 0.00 0.65 0.02 0.10 86.51 08:10:13 3 12.73 0.00 0.66 0.04 0.11 86.46 08:20:02 all 19.12 0.00 0.81 0.04 0.09 79.94 08:20:02 0 19.38 0.00 0.81 0.02 0.08 79.71 08:20:02 1 19.16 0.00 0.85 0.05 0.09 79.84 08:20:02 2 19.33 0.00 0.82 0.02 0.09 79.73 08:20:02 3 18.61 0.00 0.76 0.05 0.08 80.49 08:30:01 all 30.35 0.00 1.00 0.05 0.09 68.50 08:30:01 0 29.94 0.00 1.07 0.04 0.09 68.87 08:30:01 1 29.96 0.00 0.87 0.04 0.09 69.03 08:30:01 2 30.76 0.00 1.13 0.10 0.08 67.92 08:30:01 3 30.75 0.00 0.93 0.03 0.09 68.20 08:40:36 all 9.58 0.00 0.49 0.03 0.08 89.81 08:40:36 0 9.35 0.00 0.50 0.06 0.08 90.00 08:40:36 1 9.54 0.00 0.45 0.03 0.08 89.90 08:40:36 2 9.79 0.00 0.57 0.03 0.08 89.53 08:40:36 3 9.64 0.00 0.45 0.02 0.07 89.82 08:50:36 all 7.69 0.00 0.37 0.02 0.09 91.83 08:50:36 0 7.59 0.00 0.34 0.04 0.09 91.95 08:50:36 1 7.77 0.00 0.39 0.00 0.09 91.76 08:50:36 2 7.98 0.00 0.39 0.02 0.09 91.52 08:50:36 3 7.44 0.00 0.37 0.01 0.09 92.10 09:00:01 all 10.35 0.00 0.50 0.02 0.09 89.03 09:00:01 0 10.59 0.00 0.46 0.00 0.09 88.86 09:00:01 1 9.99 0.00 0.50 0.05 0.09 89.37 09:00:01 2 10.73 0.00 0.52 0.02 0.10 88.63 09:00:01 3 10.08 0.00 0.54 0.03 0.10 89.25 09:10:06 all 9.51 0.00 0.51 0.02 0.08 89.88 09:10:06 0 9.18 0.00 0.45 0.02 0.08 90.27 09:10:06 1 9.68 0.00 0.56 0.01 0.09 89.66 09:10:06 2 9.46 0.00 0.52 0.02 0.09 89.91 09:10:06 3 9.72 0.00 0.50 0.03 0.08 89.67 09:20:07 all 12.91 0.00 0.61 0.04 0.08 86.36 09:20:07 0 12.84 0.00 0.63 0.07 0.07 86.38 09:20:07 1 13.20 0.00 0.57 0.01 0.08 86.14 09:20:07 2 13.30 0.00 0.69 0.04 0.09 85.87 09:20:07 3 12.29 0.00 0.57 0.02 0.07 87.05 09:30:01 all 8.50 0.00 0.43 0.02 0.08 90.98 09:30:01 0 8.53 0.00 0.39 0.03 0.07 90.97 09:30:01 1 8.92 0.00 0.46 0.00 0.08 90.54 09:30:01 2 8.38 0.00 0.54 0.03 0.08 90.97 09:30:01 3 8.16 0.00 0.34 0.01 0.07 91.43 09:30:01 CPU %user %nice %system %iowait %steal %idle 09:40:13 all 9.04 0.00 0.40 0.02 0.09 90.45 09:40:13 0 9.11 0.00 0.37 0.02 0.08 90.42 09:40:13 1 8.71 0.00 0.36 0.02 0.09 90.82 09:40:13 2 9.65 0.00 0.42 0.02 0.10 89.82 09:40:13 3 8.71 0.00 0.45 0.00 0.08 90.75 Average: all 18.78 0.00 0.80 0.07 0.09 80.26 Average: 0 18.86 0.00 0.79 0.05 0.09 80.22 Average: 1 18.63 0.00 0.81 0.06 0.09 80.41 Average: 2 18.99 0.00 0.84 0.06 0.09 80.02 Average: 3 18.64 0.00 0.77 0.10 0.09 80.39