---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-20903 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 699 11568 4 3721 14947 Swap: 1023 1 1022 ---> 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:47:69:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.72/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79433sec preferred_lft 79433sec inet6 fe80::f816:3eff:fe47:696e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:03:82:c9:73:47 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-20903) 02/26/26 _x86_64_ (4 CPU) 08:06:52 LINUX RESTART (4 CPU) 08:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:09 113.54 22.01 86.88 4.65 290.81 31495.64 17294.72 08:30:09 23.55 1.70 20.81 1.04 40.13 1324.55 1132.99 08:40:01 15.53 8.05 7.10 0.38 159.25 257.99 402.30 08:50:09 10.52 0.11 9.90 0.51 2.45 492.35 623.16 09:00:09 15.88 0.03 15.14 0.72 1.00 419.75 673.12 09:10:01 6.27 0.03 6.02 0.22 1.01 142.85 117.36 09:20:09 21.95 0.10 5.69 16.16 2.95 189.98 209199.44 09:30:09 5.63 0.01 5.42 0.21 0.44 160.15 121.69 09:40:01 4.67 0.00 4.50 0.17 0.14 155.33 49.02 09:50:09 9.29 0.03 8.86 0.41 1.45 561.81 2310.38 10:00:09 4.61 0.02 4.42 0.18 1.15 151.16 292.52 Average: 21.17 2.93 15.98 2.26 45.64 3249.29 21348.23 08:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:09 456648 5334128 10591952 64.69 261384 4493352 11941820 68.55 2141188 13067404 253480 08:30:09 2522532 5188260 10747140 65.64 259504 2442808 11627076 66.74 1913620 11402792 240 08:40:01 7486092 10217072 5721124 34.94 260580 2507032 6943636 39.86 1973748 6401344 48 08:50:09 8864956 11688212 4252976 25.98 264860 2595020 5180592 29.74 1996436 5005188 336 09:00:09 8577760 11449124 4491756 27.43 267372 2640620 5214564 29.93 2003436 5285612 92 09:10:01 11602792 14496736 1445440 8.83 268160 2662408 2898404 16.64 2005516 2277140 11084 09:20:09 7045308 9962528 5977480 36.51 269672 2684172 6668460 38.28 2013420 6811844 104 09:30:09 7178108 10112392 5827760 35.59 270200 2700708 6663480 38.25 2016688 6672832 168 09:40:01 8608652 11562456 4378476 26.74 270824 2719604 5112152 29.34 2018756 5243720 72 09:50:09 8286644 11354240 4586336 28.01 274688 2829580 5183752 29.75 2032884 5536452 552 10:00:09 7345460 10436336 5503704 33.61 275292 2852256 6087992 34.94 2043728 6468556 124 Average: 7088632 10163771 5774922 35.27 267503 2829778 6683812 38.36 2014493 6742989 24209 08:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:09 lo 13.73 13.73 11.96 11.96 0.00 0.00 0.00 0.00 08:20:09 ens3 74.29 53.91 1041.78 5.80 0.00 0.00 0.00 0.00 08:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:09 lo 36.19 36.19 15.98 15.98 0.00 0.00 0.00 0.00 08:30:09 ens3 1.72 1.32 0.38 0.30 0.00 0.00 0.00 0.00 08:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 26.41 26.41 11.62 11.62 0.00 0.00 0.00 0.00 08:40:01 ens3 1.36 1.40 0.30 0.97 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 08:50:09 lo 3.92 3.92 1.85 1.85 0.00 0.00 0.00 0.00 08:50:09 ens3 0.97 0.98 0.23 0.64 0.00 0.00 0.00 0.00 08:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:09 lo 15.19 15.19 8.22 8.22 0.00 0.00 0.00 0.00 09:00:09 ens3 1.02 0.78 0.25 0.20 0.00 0.00 0.00 0.00 09:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 18.06 18.06 8.72 8.72 0.00 0.00 0.00 0.00 09:10:01 ens3 0.73 0.56 0.17 0.13 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 09:20:09 lo 29.19 29.19 11.58 11.58 0.00 0.00 0.00 0.00 09:20:09 ens3 0.69 0.48 0.16 0.11 0.00 0.00 0.00 0.00 09:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:09 lo 13.96 13.96 7.32 7.32 0.00 0.00 0.00 0.00 09:30:09 ens3 0.58 0.40 0.11 0.08 0.00 0.00 0.00 0.00 09:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 17.37 17.37 9.96 9.96 0.00 0.00 0.00 0.00 09:40:01 ens3 0.77 0.52 0.19 0.14 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:09 lo 21.61 21.61 10.34 10.34 0.00 0.00 0.00 0.00 09:50:09 ens3 1.13 0.91 0.32 0.26 0.00 0.00 0.00 0.00 09:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:09 lo 24.01 24.01 9.20 9.20 0.00 0.00 0.00 0.00 10:00:09 ens3 0.65 0.41 0.15 0.10 0.00 0.00 0.00 0.00 10:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.95 19.95 9.70 9.70 0.00 0.00 0.00 0.00 Average: ens3 7.71 5.67 96.07 0.80 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-20903) 02/26/26 _x86_64_ (4 CPU) 08:06:52 LINUX RESTART (4 CPU) 08:10:01 CPU %user %nice %system %iowait %steal %idle 08:20:09 all 58.83 0.00 2.76 2.93 0.15 35.34 08:20:09 0 57.33 0.00 2.74 3.18 0.15 36.60 08:20:09 1 57.53 0.00 2.58 3.19 0.14 36.55 08:20:09 2 62.92 0.00 2.84 3.18 0.16 30.90 08:20:09 3 57.55 0.00 2.86 2.16 0.14 37.29 08:30:09 all 34.85 0.00 1.42 0.06 0.13 63.53 08:30:09 0 35.07 0.00 1.39 0.08 0.13 63.33 08:30:09 1 35.71 0.00 1.52 0.06 0.13 62.58 08:30:09 2 34.54 0.00 1.42 0.09 0.13 63.82 08:30:09 3 34.08 0.00 1.37 0.02 0.13 64.41 08:40:01 all 17.31 0.00 0.86 0.06 0.09 81.68 08:40:01 0 16.62 0.00 0.74 0.03 0.10 82.51 08:40:01 1 17.68 0.00 0.95 0.06 0.10 81.20 08:40:01 2 17.44 0.00 0.81 0.05 0.10 81.60 08:40:01 3 17.50 0.00 0.92 0.10 0.08 81.38 08:50:09 all 14.23 0.00 0.66 0.03 0.07 85.00 08:50:09 0 13.81 0.00 0.58 0.01 0.07 85.53 08:50:09 1 14.88 0.00 0.70 0.03 0.08 84.32 08:50:09 2 14.25 0.00 0.68 0.02 0.08 84.96 08:50:09 3 14.00 0.00 0.67 0.07 0.07 85.20 09:00:09 all 25.79 0.00 0.87 0.04 0.10 73.20 09:00:09 0 25.91 0.00 0.97 0.05 0.09 72.98 09:00:09 1 26.23 0.00 0.71 0.02 0.09 72.95 09:00:09 2 25.90 0.00 0.91 0.06 0.11 73.03 09:00:09 3 25.12 0.00 0.92 0.04 0.10 73.83 09:10:01 all 10.12 0.00 0.43 0.02 0.08 89.36 09:10:01 0 9.90 0.00 0.44 0.03 0.07 89.55 09:10:01 1 10.68 0.00 0.43 0.02 0.08 88.79 09:10:01 2 10.35 0.00 0.44 0.01 0.08 89.13 09:10:01 3 9.55 0.00 0.40 0.02 0.08 89.96 09:20:09 all 13.43 0.00 0.59 0.05 0.08 85.85 09:20:09 0 13.65 0.00 0.62 0.11 0.07 85.55 09:20:09 1 13.33 0.00 0.57 0.04 0.08 85.97 09:20:09 2 13.70 0.00 0.59 0.03 0.09 85.59 09:20:09 3 13.04 0.00 0.56 0.00 0.08 86.31 09:30:09 all 8.88 0.00 0.37 0.02 0.08 90.65 09:30:09 0 8.82 0.00 0.43 0.01 0.07 90.67 09:30:09 1 8.45 0.00 0.39 0.04 0.08 91.03 09:30:09 2 9.05 0.00 0.34 0.02 0.08 90.50 09:30:09 3 9.17 0.00 0.32 0.01 0.08 90.42 09:40:01 all 8.55 0.00 0.51 0.02 0.08 90.84 09:40:01 0 8.04 0.00 0.44 0.03 0.08 91.41 09:40:01 1 8.52 0.00 0.60 0.02 0.09 90.76 09:40:01 2 8.79 0.00 0.51 0.01 0.08 90.61 09:40:01 3 8.87 0.00 0.47 0.02 0.08 90.57 09:50:09 all 14.90 0.00 0.69 0.04 0.08 84.30 09:50:09 0 15.03 0.00 0.64 0.02 0.08 84.24 09:50:09 1 15.12 0.00 0.64 0.03 0.08 84.12 09:50:09 2 14.89 0.00 0.78 0.04 0.08 84.22 09:50:09 3 14.54 0.00 0.70 0.06 0.07 84.62 10:00:09 all 9.70 0.00 0.56 0.02 0.08 89.65 10:00:09 0 9.10 0.00 0.47 0.00 0.07 90.35 10:00:09 1 10.03 0.00 0.56 0.04 0.08 89.29 10:00:09 2 9.91 0.00 0.56 0.02 0.08 89.43 10:00:09 3 9.74 0.00 0.66 0.01 0.08 89.52 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.74 0.00 0.88 0.30 0.09 78.99 Average: 0 19.44 0.00 0.86 0.33 0.09 79.28 Average: 1 19.88 0.00 0.88 0.33 0.09 78.82 Average: 2 20.20 0.00 0.90 0.32 0.10 78.47 Average: 3 19.42 0.00 0.90 0.23 0.09 79.37